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Understanding how to create custom managers and querysets enables you to build reusable, chainable query logic that keeps your code DRY and maintainable.",[1030,1031,1033],"h2",{"id":1032},"understanding-managers","Understanding Managers",[1035,1036,1038],"h3",{"id":1037},"default-manager-behavior","Default Manager Behavior",[1040,1041,1046],"pre",{"className":1042,"code":1043,"language":1044,"meta":1045,"style":1045},"language-python shiki shiki-themes material-theme-lighter vitesse-light vitesse-dark","# models.py\nfrom django.db import models\n\nclass Post(models.Model):\n    title = models.CharField(max_length=200)\n    content = models.TextField()\n    status = models.CharField(max_length=20, default='draft')\n    is_published = models.BooleanField(default=False)\n    created_at = models.DateTimeField(auto_now_add=True)\n    \n    # Django automatically adds: objects = models.Manager()\n\n# Usage of default manager\nall_posts = Post.objects.all()\npublished_posts = Post.objects.filter(is_published=True)\npost_count = Post.objects.count()\n","python","",[1047,1048,1049,1058,1082,1089,1115,1148,1166,1209,1237,1264,1270,1276,1281,1287,1310,1340],"code",{"__ignoreMap":1045},[1050,1051,1054],"span",{"class":1052,"line":1053},"line",1,[1050,1055,1057],{"class":1056},"s9Tkl","# models.py\n",[1050,1059,1061,1065,1069,1073,1076,1079],{"class":1052,"line":1060},2,[1050,1062,1064],{"class":1063},"siDh9","from",[1050,1066,1068],{"class":1067},"sftqT"," django",[1050,1070,1072],{"class":1071},"soVBu",".",[1050,1074,1075],{"class":1067},"db ",[1050,1077,1078],{"class":1063},"import",[1050,1080,1081],{"class":1067}," models\n",[1050,1083,1085],{"class":1052,"line":1084},3,[1050,1086,1088],{"emptyLinePlaceholder":1087},true,"\n",[1050,1090,1092,1096,1100,1103,1107,1109,1112],{"class":1052,"line":1091},4,[1050,1093,1095],{"class":1094},"s5Kfy","class",[1050,1097,1099],{"class":1098},"sD-vU"," Post",[1050,1101,1102],{"class":1071},"(",[1050,1104,1106],{"class":1105},"sYn-s","models",[1050,1108,1072],{"class":1071},[1050,1110,1111],{"class":1105},"Model",[1050,1113,1114],{"class":1071},"):\n",[1050,1116,1118,1121,1124,1127,1129,1133,1135,1139,1141,1145],{"class":1052,"line":1117},5,[1050,1119,1120],{"class":1067},"    title ",[1050,1122,1123],{"class":1071},"=",[1050,1125,1126],{"class":1067}," models",[1050,1128,1072],{"class":1071},[1050,1130,1132],{"class":1131},"siWMO","CharField",[1050,1134,1102],{"class":1071},[1050,1136,1138],{"class":1137},"sqOPj","max_length",[1050,1140,1123],{"class":1071},[1050,1142,1144],{"class":1143},"s7CZa","200",[1050,1146,1147],{"class":1071},")\n",[1050,1149,1151,1154,1156,1158,1160,1163],{"class":1052,"line":1150},6,[1050,1152,1153],{"class":1067},"    content ",[1050,1155,1123],{"class":1071},[1050,1157,1126],{"class":1067},[1050,1159,1072],{"class":1071},[1050,1161,1162],{"class":1131},"TextField",[1050,1164,1165],{"class":1071},"()\n",[1050,1167,1169,1172,1174,1176,1178,1180,1182,1184,1186,1189,1192,1195,1197,1201,1205,1207],{"class":1052,"line":1168},7,[1050,1170,1171],{"class":1067},"    status ",[1050,1173,1123],{"class":1071},[1050,1175,1126],{"class":1067},[1050,1177,1072],{"class":1071},[1050,1179,1132],{"class":1131},[1050,1181,1102],{"class":1071},[1050,1183,1138],{"class":1137},[1050,1185,1123],{"class":1071},[1050,1187,1188],{"class":1143},"20",[1050,1190,1191],{"class":1071},",",[1050,1193,1194],{"class":1137}," default",[1050,1196,1123],{"class":1071},[1050,1198,1200],{"class":1199},"sbYkP","'",[1050,1202,1204],{"class":1203},"sTbE_","draft",[1050,1206,1200],{"class":1199},[1050,1208,1147],{"class":1071},[1050,1210,1212,1215,1217,1219,1221,1224,1226,1229,1231,1235],{"class":1052,"line":1211},8,[1050,1213,1214],{"class":1067},"    is_published ",[1050,1216,1123],{"class":1071},[1050,1218,1126],{"class":1067},[1050,1220,1072],{"class":1071},[1050,1222,1223],{"class":1131},"BooleanField",[1050,1225,1102],{"class":1071},[1050,1227,1228],{"class":1137},"default",[1050,1230,1123],{"class":1071},[1050,1232,1234],{"class":1233},"s8XtY","False",[1050,1236,1147],{"class":1071},[1050,1238,1240,1243,1245,1247,1249,1252,1254,1257,1259,1262],{"class":1052,"line":1239},9,[1050,1241,1242],{"class":1067},"    created_at ",[1050,1244,1123],{"class":1071},[1050,1246,1126],{"class":1067},[1050,1248,1072],{"class":1071},[1050,1250,1251],{"class":1131},"DateTimeField",[1050,1253,1102],{"class":1071},[1050,1255,1256],{"class":1137},"auto_now_add",[1050,1258,1123],{"class":1071},[1050,1260,1261],{"class":1233},"True",[1050,1263,1147],{"class":1071},[1050,1265,1267],{"class":1052,"line":1266},10,[1050,1268,1269],{"class":1067},"    \n",[1050,1271,1273],{"class":1052,"line":1272},11,[1050,1274,1275],{"class":1056},"    # Django automatically adds: objects = models.Manager()\n",[1050,1277,1279],{"class":1052,"line":1278},12,[1050,1280,1088],{"emptyLinePlaceholder":1087},[1050,1282,1284],{"class":1052,"line":1283},13,[1050,1285,1286],{"class":1056},"# Usage of default manager\n",[1050,1288,1290,1293,1295,1297,1299,1303,1305,1308],{"class":1052,"line":1289},14,[1050,1291,1292],{"class":1067},"all_posts ",[1050,1294,1123],{"class":1071},[1050,1296,1099],{"class":1067},[1050,1298,1072],{"class":1071},[1050,1300,1302],{"class":1301},"sBPpx","objects",[1050,1304,1072],{"class":1071},[1050,1306,1307],{"class":1131},"all",[1050,1309,1165],{"class":1071},[1050,1311,1313,1316,1318,1320,1322,1324,1326,1329,1331,1334,1336,1338],{"class":1052,"line":1312},15,[1050,1314,1315],{"class":1067},"published_posts ",[1050,1317,1123],{"class":1071},[1050,1319,1099],{"class":1067},[1050,1321,1072],{"class":1071},[1050,1323,1302],{"class":1301},[1050,1325,1072],{"class":1071},[1050,1327,1328],{"class":1131},"filter",[1050,1330,1102],{"class":1071},[1050,1332,1333],{"class":1137},"is_published",[1050,1335,1123],{"class":1071},[1050,1337,1261],{"class":1233},[1050,1339,1147],{"class":1071},[1050,1341,1343,1346,1348,1350,1352,1354,1356,1359],{"class":1052,"line":1342},16,[1050,1344,1345],{"class":1067},"post_count ",[1050,1347,1123],{"class":1071},[1050,1349,1099],{"class":1067},[1050,1351,1072],{"class":1071},[1050,1353,1302],{"class":1301},[1050,1355,1072],{"class":1071},[1050,1357,1358],{"class":1131},"count",[1050,1360,1165],{"class":1071},[1035,1362,1364],{"id":1363},"custom-managers","Custom Managers",[1040,1366,1368],{"className":1042,"code":1367,"language":1044,"meta":1045,"style":1045},"# models.py\nfrom django.db import models\nfrom django.utils import timezone\n\nclass PublishedManager(models.Manager):\n    \"\"\"Manager that returns only published posts\"\"\"\n    \n    def get_queryset(self):\n        return super().get_queryset().filter(\n            is_published=True,\n            status='published'\n        )\n\nclass FeaturedManager(models.Manager):\n    \"\"\"Manager for featured content\"\"\"\n    \n    def get_queryset(self):\n        return super().get_queryset().filter(\n            is_published=True,\n            is_featured=True\n        )\n\nclass Post(models.Model):\n    title = models.CharField(max_length=200)\n    content = models.TextField()\n    status = models.CharField(\n        max_length=20,\n        choices=[\n            ('draft', 'Draft'),\n            ('published', 'Published'),\n            ('archived', 'Archived')\n        ],\n        default='draft'\n    )\n    is_published = models.BooleanField(default=False)\n    is_featured = models.BooleanField(default=False)\n    created_at = models.DateTimeField(auto_now_add=True)\n    published_at = models.DateTimeField(null=True, blank=True)\n    \n    # Multiple managers\n    objects = models.Manager()          # Default manager\n    published = PublishedManager()      # Published posts only\n    featured = FeaturedManager()        # Featured posts only\n    \n    def save(self, *args, **kwargs):\n        if self.is_published and not self.published_at:\n            self.published_at = timezone.now()\n        super().save(*args, **kwargs)\n\n# Usage\nall_posts = Post.objects.all()              # All posts including drafts\npublished_posts = Post.published.all()     # Only published posts\nfeatured_posts = Post.featured.all()       # Only featured posts\n",[1047,1369,1370,1374,1388,1404,1408,1426,1439,1443,1460,1482,1494,1509,1514,1518,1535,1544,1548,1561,1578,1589,1600,1605,1610,1627,1650,1665,1680,1692,1701,1726,1748,1771,1777,1791,1797,1820,1844,1867,1901,1906,1912,1932,1947,1962,1967,1999,2029,2052,2078,2083,2089,2111,2133],{"__ignoreMap":1045},[1050,1371,1372],{"class":1052,"line":1053},[1050,1373,1057],{"class":1056},[1050,1375,1376,1378,1380,1382,1384,1386],{"class":1052,"line":1060},[1050,1377,1064],{"class":1063},[1050,1379,1068],{"class":1067},[1050,1381,1072],{"class":1071},[1050,1383,1075],{"class":1067},[1050,1385,1078],{"class":1063},[1050,1387,1081],{"class":1067},[1050,1389,1390,1392,1394,1396,1399,1401],{"class":1052,"line":1084},[1050,1391,1064],{"class":1063},[1050,1393,1068],{"class":1067},[1050,1395,1072],{"class":1071},[1050,1397,1398],{"class":1067},"utils ",[1050,1400,1078],{"class":1063},[1050,1402,1403],{"class":1067}," timezone\n",[1050,1405,1406],{"class":1052,"line":1091},[1050,1407,1088],{"emptyLinePlaceholder":1087},[1050,1409,1410,1412,1415,1417,1419,1421,1424],{"class":1052,"line":1117},[1050,1411,1095],{"class":1094},[1050,1413,1414],{"class":1098}," PublishedManager",[1050,1416,1102],{"class":1071},[1050,1418,1106],{"class":1105},[1050,1420,1072],{"class":1071},[1050,1422,1423],{"class":1105},"Manager",[1050,1425,1114],{"class":1071},[1050,1427,1428,1432,1436],{"class":1052,"line":1150},[1050,1429,1431],{"class":1430},"sm7ve","    \"\"\"",[1050,1433,1435],{"class":1434},"sVyVU","Manager that returns only published posts",[1050,1437,1438],{"class":1430},"\"\"\"\n",[1050,1440,1441],{"class":1052,"line":1168},[1050,1442,1269],{"class":1067},[1050,1444,1445,1448,1452,1454,1458],{"class":1052,"line":1211},[1050,1446,1447],{"class":1094},"    def",[1050,1449,1451],{"class":1450},"sljsM"," get_queryset",[1050,1453,1102],{"class":1071},[1050,1455,1457],{"class":1456},"sRjD_","self",[1050,1459,1114],{"class":1071},[1050,1461,1462,1465,1469,1472,1475,1477,1479],{"class":1052,"line":1239},[1050,1463,1464],{"class":1063},"        return",[1050,1466,1468],{"class":1467},"sa2tF"," super",[1050,1470,1471],{"class":1071},"().",[1050,1473,1474],{"class":1131},"get_queryset",[1050,1476,1471],{"class":1071},[1050,1478,1328],{"class":1131},[1050,1480,1481],{"class":1071},"(\n",[1050,1483,1484,1487,1489,1491],{"class":1052,"line":1266},[1050,1485,1486],{"class":1137},"            is_published",[1050,1488,1123],{"class":1071},[1050,1490,1261],{"class":1233},[1050,1492,1493],{"class":1071},",\n",[1050,1495,1496,1499,1501,1503,1506],{"class":1052,"line":1272},[1050,1497,1498],{"class":1137},"            status",[1050,1500,1123],{"class":1071},[1050,1502,1200],{"class":1199},[1050,1504,1505],{"class":1203},"published",[1050,1507,1508],{"class":1199},"'\n",[1050,1510,1511],{"class":1052,"line":1278},[1050,1512,1513],{"class":1071},"        )\n",[1050,1515,1516],{"class":1052,"line":1283},[1050,1517,1088],{"emptyLinePlaceholder":1087},[1050,1519,1520,1522,1525,1527,1529,1531,1533],{"class":1052,"line":1289},[1050,1521,1095],{"class":1094},[1050,1523,1524],{"class":1098}," FeaturedManager",[1050,1526,1102],{"class":1071},[1050,1528,1106],{"class":1105},[1050,1530,1072],{"class":1071},[1050,1532,1423],{"class":1105},[1050,1534,1114],{"class":1071},[1050,1536,1537,1539,1542],{"class":1052,"line":1312},[1050,1538,1431],{"class":1430},[1050,1540,1541],{"class":1434},"Manager for featured content",[1050,1543,1438],{"class":1430},[1050,1545,1546],{"class":1052,"line":1342},[1050,1547,1269],{"class":1067},[1050,1549,1551,1553,1555,1557,1559],{"class":1052,"line":1550},17,[1050,1552,1447],{"class":1094},[1050,1554,1451],{"class":1450},[1050,1556,1102],{"class":1071},[1050,1558,1457],{"class":1456},[1050,1560,1114],{"class":1071},[1050,1562,1564,1566,1568,1570,1572,1574,1576],{"class":1052,"line":1563},18,[1050,1565,1464],{"class":1063},[1050,1567,1468],{"class":1467},[1050,1569,1471],{"class":1071},[1050,1571,1474],{"class":1131},[1050,1573,1471],{"class":1071},[1050,1575,1328],{"class":1131},[1050,1577,1481],{"class":1071},[1050,1579,1581,1583,1585,1587],{"class":1052,"line":1580},19,[1050,1582,1486],{"class":1137},[1050,1584,1123],{"class":1071},[1050,1586,1261],{"class":1233},[1050,1588,1493],{"class":1071},[1050,1590,1592,1595,1597],{"class":1052,"line":1591},20,[1050,1593,1594],{"class":1137},"            is_featured",[1050,1596,1123],{"class":1071},[1050,1598,1599],{"class":1233},"True\n",[1050,1601,1603],{"class":1052,"line":1602},21,[1050,1604,1513],{"class":1071},[1050,1606,1608],{"class":1052,"line":1607},22,[1050,1609,1088],{"emptyLinePlaceholder":1087},[1050,1611,1613,1615,1617,1619,1621,1623,1625],{"class":1052,"line":1612},23,[1050,1614,1095],{"class":1094},[1050,1616,1099],{"class":1098},[1050,1618,1102],{"class":1071},[1050,1620,1106],{"class":1105},[1050,1622,1072],{"class":1071},[1050,1624,1111],{"class":1105},[1050,1626,1114],{"class":1071},[1050,1628,1630,1632,1634,1636,1638,1640,1642,1644,1646,1648],{"class":1052,"line":1629},24,[1050,1631,1120],{"class":1067},[1050,1633,1123],{"class":1071},[1050,1635,1126],{"class":1067},[1050,1637,1072],{"class":1071},[1050,1639,1132],{"class":1131},[1050,1641,1102],{"class":1071},[1050,1643,1138],{"class":1137},[1050,1645,1123],{"class":1071},[1050,1647,1144],{"class":1143},[1050,1649,1147],{"class":1071},[1050,1651,1653,1655,1657,1659,1661,1663],{"class":1052,"line":1652},25,[1050,1654,1153],{"class":1067},[1050,1656,1123],{"class":1071},[1050,1658,1126],{"class":1067},[1050,1660,1072],{"class":1071},[1050,1662,1162],{"class":1131},[1050,1664,1165],{"class":1071},[1050,1666,1668,1670,1672,1674,1676,1678],{"class":1052,"line":1667},26,[1050,1669,1171],{"class":1067},[1050,1671,1123],{"class":1071},[1050,1673,1126],{"class":1067},[1050,1675,1072],{"class":1071},[1050,1677,1132],{"class":1131},[1050,1679,1481],{"class":1071},[1050,1681,1683,1686,1688,1690],{"class":1052,"line":1682},27,[1050,1684,1685],{"class":1137},"        max_length",[1050,1687,1123],{"class":1071},[1050,1689,1188],{"class":1143},[1050,1691,1493],{"class":1071},[1050,1693,1695,1698],{"class":1052,"line":1694},28,[1050,1696,1697],{"class":1137},"        choices",[1050,1699,1700],{"class":1071},"=[\n",[1050,1702,1704,1707,1709,1711,1713,1715,1718,1721,1723],{"class":1052,"line":1703},29,[1050,1705,1706],{"class":1071},"            (",[1050,1708,1200],{"class":1199},[1050,1710,1204],{"class":1203},[1050,1712,1200],{"class":1199},[1050,1714,1191],{"class":1071},[1050,1716,1717],{"class":1199}," '",[1050,1719,1720],{"class":1203},"Draft",[1050,1722,1200],{"class":1199},[1050,1724,1725],{"class":1071},"),\n",[1050,1727,1729,1731,1733,1735,1737,1739,1741,1744,1746],{"class":1052,"line":1728},30,[1050,1730,1706],{"class":1071},[1050,1732,1200],{"class":1199},[1050,1734,1505],{"class":1203},[1050,1736,1200],{"class":1199},[1050,1738,1191],{"class":1071},[1050,1740,1717],{"class":1199},[1050,1742,1743],{"class":1203},"Published",[1050,1745,1200],{"class":1199},[1050,1747,1725],{"class":1071},[1050,1749,1751,1753,1755,1758,1760,1762,1764,1767,1769],{"class":1052,"line":1750},31,[1050,1752,1706],{"class":1071},[1050,1754,1200],{"class":1199},[1050,1756,1757],{"class":1203},"archived",[1050,1759,1200],{"class":1199},[1050,1761,1191],{"class":1071},[1050,1763,1717],{"class":1199},[1050,1765,1766],{"class":1203},"Archived",[1050,1768,1200],{"class":1199},[1050,1770,1147],{"class":1071},[1050,1772,1774],{"class":1052,"line":1773},32,[1050,1775,1776],{"class":1071},"        ],\n",[1050,1778,1780,1783,1785,1787,1789],{"class":1052,"line":1779},33,[1050,1781,1782],{"class":1137},"        default",[1050,1784,1123],{"class":1071},[1050,1786,1200],{"class":1199},[1050,1788,1204],{"class":1203},[1050,1790,1508],{"class":1199},[1050,1792,1794],{"class":1052,"line":1793},34,[1050,1795,1796],{"class":1071},"    )\n",[1050,1798,1800,1802,1804,1806,1808,1810,1812,1814,1816,1818],{"class":1052,"line":1799},35,[1050,1801,1214],{"class":1067},[1050,1803,1123],{"class":1071},[1050,1805,1126],{"class":1067},[1050,1807,1072],{"class":1071},[1050,1809,1223],{"class":1131},[1050,1811,1102],{"class":1071},[1050,1813,1228],{"class":1137},[1050,1815,1123],{"class":1071},[1050,1817,1234],{"class":1233},[1050,1819,1147],{"class":1071},[1050,1821,1823,1826,1828,1830,1832,1834,1836,1838,1840,1842],{"class":1052,"line":1822},36,[1050,1824,1825],{"class":1067},"    is_featured ",[1050,1827,1123],{"class":1071},[1050,1829,1126],{"class":1067},[1050,1831,1072],{"class":1071},[1050,1833,1223],{"class":1131},[1050,1835,1102],{"class":1071},[1050,1837,1228],{"class":1137},[1050,1839,1123],{"class":1071},[1050,1841,1234],{"class":1233},[1050,1843,1147],{"class":1071},[1050,1845,1847,1849,1851,1853,1855,1857,1859,1861,1863,1865],{"class":1052,"line":1846},37,[1050,1848,1242],{"class":1067},[1050,1850,1123],{"class":1071},[1050,1852,1126],{"class":1067},[1050,1854,1072],{"class":1071},[1050,1856,1251],{"class":1131},[1050,1858,1102],{"class":1071},[1050,1860,1256],{"class":1137},[1050,1862,1123],{"class":1071},[1050,1864,1261],{"class":1233},[1050,1866,1147],{"class":1071},[1050,1868,1870,1873,1875,1877,1879,1881,1883,1886,1888,1890,1892,1895,1897,1899],{"class":1052,"line":1869},38,[1050,1871,1872],{"class":1067},"    published_at ",[1050,1874,1123],{"class":1071},[1050,1876,1126],{"class":1067},[1050,1878,1072],{"class":1071},[1050,1880,1251],{"class":1131},[1050,1882,1102],{"class":1071},[1050,1884,1885],{"class":1137},"null",[1050,1887,1123],{"class":1071},[1050,1889,1261],{"class":1233},[1050,1891,1191],{"class":1071},[1050,1893,1894],{"class":1137}," blank",[1050,1896,1123],{"class":1071},[1050,1898,1261],{"class":1233},[1050,1900,1147],{"class":1071},[1050,1902,1904],{"class":1052,"line":1903},39,[1050,1905,1269],{"class":1067},[1050,1907,1909],{"class":1052,"line":1908},40,[1050,1910,1911],{"class":1056},"    # Multiple managers\n",[1050,1913,1915,1918,1920,1922,1924,1926,1929],{"class":1052,"line":1914},41,[1050,1916,1917],{"class":1067},"    objects ",[1050,1919,1123],{"class":1071},[1050,1921,1126],{"class":1067},[1050,1923,1072],{"class":1071},[1050,1925,1423],{"class":1131},[1050,1927,1928],{"class":1071},"()",[1050,1930,1931],{"class":1056},"          # Default manager\n",[1050,1933,1935,1938,1940,1942,1944],{"class":1052,"line":1934},42,[1050,1936,1937],{"class":1067},"    published ",[1050,1939,1123],{"class":1071},[1050,1941,1414],{"class":1131},[1050,1943,1928],{"class":1071},[1050,1945,1946],{"class":1056},"      # Published posts only\n",[1050,1948,1950,1953,1955,1957,1959],{"class":1052,"line":1949},43,[1050,1951,1952],{"class":1067},"    featured ",[1050,1954,1123],{"class":1071},[1050,1956,1524],{"class":1131},[1050,1958,1928],{"class":1071},[1050,1960,1961],{"class":1056},"        # Featured posts only\n",[1050,1963,1965],{"class":1052,"line":1964},44,[1050,1966,1269],{"class":1067},[1050,1968,1970,1972,1975,1977,1979,1981,1985,1989,1991,1994,1997],{"class":1052,"line":1969},45,[1050,1971,1447],{"class":1094},[1050,1973,1974],{"class":1450}," save",[1050,1976,1102],{"class":1071},[1050,1978,1457],{"class":1456},[1050,1980,1191],{"class":1071},[1050,1982,1984],{"class":1983},"sVsLi"," *",[1050,1986,1988],{"class":1987},"sCyAa","args",[1050,1990,1191],{"class":1071},[1050,1992,1993],{"class":1983}," **",[1050,1995,1996],{"class":1987},"kwargs",[1050,1998,1114],{"class":1071},[1050,2000,2002,2005,2009,2011,2013,2016,2019,2021,2023,2026],{"class":1052,"line":2001},46,[1050,2003,2004],{"class":1063},"        if",[1050,2006,2008],{"class":2007},"se3Ec"," self",[1050,2010,1072],{"class":1071},[1050,2012,1333],{"class":1301},[1050,2014,2015],{"class":1983}," and",[1050,2017,2018],{"class":1983}," not",[1050,2020,2008],{"class":2007},[1050,2022,1072],{"class":1071},[1050,2024,2025],{"class":1301},"published_at",[1050,2027,2028],{"class":1071},":\n",[1050,2030,2032,2035,2037,2039,2042,2045,2047,2050],{"class":1052,"line":2031},47,[1050,2033,2034],{"class":2007},"            self",[1050,2036,1072],{"class":1071},[1050,2038,2025],{"class":1301},[1050,2040,2041],{"class":1071}," =",[1050,2043,2044],{"class":1067}," timezone",[1050,2046,1072],{"class":1071},[1050,2048,2049],{"class":1131},"now",[1050,2051,1165],{"class":1071},[1050,2053,2055,2058,2060,2063,2065,2068,2070,2072,2074,2076],{"class":1052,"line":2054},48,[1050,2056,2057],{"class":1467},"        super",[1050,2059,1471],{"class":1071},[1050,2061,2062],{"class":1131},"save",[1050,2064,1102],{"class":1071},[1050,2066,2067],{"class":1983},"*",[1050,2069,1988],{"class":1131},[1050,2071,1191],{"class":1071},[1050,2073,1993],{"class":1983},[1050,2075,1996],{"class":1131},[1050,2077,1147],{"class":1071},[1050,2079,2081],{"class":1052,"line":2080},49,[1050,2082,1088],{"emptyLinePlaceholder":1087},[1050,2084,2086],{"class":1052,"line":2085},50,[1050,2087,2088],{"class":1056},"# Usage\n",[1050,2090,2092,2094,2096,2098,2100,2102,2104,2106,2108],{"class":1052,"line":2091},51,[1050,2093,1292],{"class":1067},[1050,2095,1123],{"class":1071},[1050,2097,1099],{"class":1067},[1050,2099,1072],{"class":1071},[1050,2101,1302],{"class":1301},[1050,2103,1072],{"class":1071},[1050,2105,1307],{"class":1131},[1050,2107,1928],{"class":1071},[1050,2109,2110],{"class":1056},"              # All posts including drafts\n",[1050,2112,2114,2116,2118,2120,2122,2124,2126,2128,2130],{"class":1052,"line":2113},52,[1050,2115,1315],{"class":1067},[1050,2117,1123],{"class":1071},[1050,2119,1099],{"class":1067},[1050,2121,1072],{"class":1071},[1050,2123,1505],{"class":1301},[1050,2125,1072],{"class":1071},[1050,2127,1307],{"class":1131},[1050,2129,1928],{"class":1071},[1050,2131,2132],{"class":1056},"     # Only published posts\n",[1050,2134,2136,2139,2141,2143,2145,2148,2150,2152,2154],{"class":1052,"line":2135},53,[1050,2137,2138],{"class":1067},"featured_posts ",[1050,2140,1123],{"class":1071},[1050,2142,1099],{"class":1067},[1050,2144,1072],{"class":1071},[1050,2146,2147],{"class":1301},"featured",[1050,2149,1072],{"class":1071},[1050,2151,1307],{"class":1131},[1050,2153,1928],{"class":1071},[1050,2155,2156],{"class":1056},"       # Only featured posts\n",[1035,2158,2160],{"id":2159},"advanced-manager-patterns","Advanced Manager Patterns",[1040,2162,2164],{"className":1042,"code":2163,"language":1044,"meta":1045,"style":1045},"# models.py\nfrom django.db import models\nfrom django.utils import timezone\nfrom datetime import timedelta\n\nclass AdvancedPostManager(models.Manager):\n    \"\"\"Manager with custom methods\"\"\"\n    \n    def published(self):\n        \"\"\"Get published posts\"\"\"\n        return self.filter(\n            is_published=True,\n            published_at__lte=timezone.now()\n        )\n    \n    def drafts(self):\n        \"\"\"Get draft posts\"\"\"\n        return self.filter(status='draft')\n    \n    def recent(self, days=30):\n        \"\"\"Get recent posts\"\"\"\n        cutoff_date = timezone.now() - timedelta(days=days)\n        return self.filter(created_at__gte=cutoff_date)\n    \n    def popular(self, min_views=1000):\n        \"\"\"Get popular posts\"\"\"\n        return self.filter(view_count__gte=min_views)\n    \n    def by_author(self, author):\n        \"\"\"Get posts by specific author\"\"\"\n        return self.filter(author=author)\n    \n    def in_category(self, category):\n        \"\"\"Get posts in specific category\"\"\"\n        return self.filter(category=category)\n    \n    def with_tag(self, tag_name):\n        \"\"\"Get posts with specific tag\"\"\"\n        return self.filter(tags__name=tag_name)\n    \n    def search(self, query):\n        \"\"\"Search posts by title and content\"\"\"\n        from django.db.models import Q\n        return self.filter(\n            Q(title__icontains=query) | Q(content__icontains=query)\n        )\n    \n    def create_post(self, title, content, author, **kwargs):\n        \"\"\"Custom creation method\"\"\"\n        post = self.create(\n            title=title,\n            content=content,\n            author=author,\n            **kwargs\n        )\n        \n        # Custom logic after creation\n        # e.g., send notifications, update caches, etc.\n        \n        return post\n\nclass Post(models.Model):\n    title = models.CharField(max_length=200)\n    content = models.TextField()\n    author = models.ForeignKey('auth.User', on_delete=models.CASCADE)\n    category = models.ForeignKey('Category', on_delete=models.SET_NULL, null=True)\n    tags = models.ManyToManyField('Tag', blank=True)\n    status = models.CharField(max_length=20, default='draft')\n    is_published = models.BooleanField(default=False)\n    view_count = models.PositiveIntegerField(default=0)\n    created_at = models.DateTimeField(auto_now_add=True)\n    published_at = models.DateTimeField(null=True, blank=True)\n    \n    objects = AdvancedPostManager()\n\n# Usage\nrecent_published = Post.objects.published().recent(7)\npopular_drafts = Post.objects.drafts().popular(500)\nauthor_posts = Post.objects.by_author(user).published()\nsearch_results = Post.objects.search('django').published()\n",[1047,2165,2166,2170,2184,2198,2210,2214,2231,2240,2244,2257,2267,2279,2289,2305,2309,2313,2326,2335,2360,2364,2387,2396,2428,2450,2454,2477,2486,2508,2512,2530,2539,2560,2564,2582,2591,2612,2616,2634,2643,2665,2669,2687,2696,2718,2730,2765,2769,2773,2806,2815,2831,2843,2855,2866,2875,2880,2886,2892,2898,2903,2911,2916,2933,2956,2971,3012,3059,3093,3128,3151,3177,3200,3231,3236,3247,3252,3257,3287,3318,3349],{"__ignoreMap":1045},[1050,2167,2168],{"class":1052,"line":1053},[1050,2169,1057],{"class":1056},[1050,2171,2172,2174,2176,2178,2180,2182],{"class":1052,"line":1060},[1050,2173,1064],{"class":1063},[1050,2175,1068],{"class":1067},[1050,2177,1072],{"class":1071},[1050,2179,1075],{"class":1067},[1050,2181,1078],{"class":1063},[1050,2183,1081],{"class":1067},[1050,2185,2186,2188,2190,2192,2194,2196],{"class":1052,"line":1084},[1050,2187,1064],{"class":1063},[1050,2189,1068],{"class":1067},[1050,2191,1072],{"class":1071},[1050,2193,1398],{"class":1067},[1050,2195,1078],{"class":1063},[1050,2197,1403],{"class":1067},[1050,2199,2200,2202,2205,2207],{"class":1052,"line":1091},[1050,2201,1064],{"class":1063},[1050,2203,2204],{"class":1067}," datetime ",[1050,2206,1078],{"class":1063},[1050,2208,2209],{"class":1067}," timedelta\n",[1050,2211,2212],{"class":1052,"line":1117},[1050,2213,1088],{"emptyLinePlaceholder":1087},[1050,2215,2216,2218,2221,2223,2225,2227,2229],{"class":1052,"line":1150},[1050,2217,1095],{"class":1094},[1050,2219,2220],{"class":1098}," AdvancedPostManager",[1050,2222,1102],{"class":1071},[1050,2224,1106],{"class":1105},[1050,2226,1072],{"class":1071},[1050,2228,1423],{"class":1105},[1050,2230,1114],{"class":1071},[1050,2232,2233,2235,2238],{"class":1052,"line":1168},[1050,2234,1431],{"class":1430},[1050,2236,2237],{"class":1434},"Manager with custom methods",[1050,2239,1438],{"class":1430},[1050,2241,2242],{"class":1052,"line":1211},[1050,2243,1269],{"class":1067},[1050,2245,2246,2248,2251,2253,2255],{"class":1052,"line":1239},[1050,2247,1447],{"class":1094},[1050,2249,2250],{"class":1450}," published",[1050,2252,1102],{"class":1071},[1050,2254,1457],{"class":1456},[1050,2256,1114],{"class":1071},[1050,2258,2259,2262,2265],{"class":1052,"line":1266},[1050,2260,2261],{"class":1430},"        \"\"\"",[1050,2263,2264],{"class":1434},"Get published posts",[1050,2266,1438],{"class":1430},[1050,2268,2269,2271,2273,2275,2277],{"class":1052,"line":1272},[1050,2270,1464],{"class":1063},[1050,2272,2008],{"class":2007},[1050,2274,1072],{"class":1071},[1050,2276,1328],{"class":1131},[1050,2278,1481],{"class":1071},[1050,2280,2281,2283,2285,2287],{"class":1052,"line":1278},[1050,2282,1486],{"class":1137},[1050,2284,1123],{"class":1071},[1050,2286,1261],{"class":1233},[1050,2288,1493],{"class":1071},[1050,2290,2291,2294,2296,2299,2301,2303],{"class":1052,"line":1283},[1050,2292,2293],{"class":1137},"            published_at__lte",[1050,2295,1123],{"class":1071},[1050,2297,2298],{"class":1131},"timezone",[1050,2300,1072],{"class":1071},[1050,2302,2049],{"class":1131},[1050,2304,1165],{"class":1071},[1050,2306,2307],{"class":1052,"line":1289},[1050,2308,1513],{"class":1071},[1050,2310,2311],{"class":1052,"line":1312},[1050,2312,1269],{"class":1067},[1050,2314,2315,2317,2320,2322,2324],{"class":1052,"line":1342},[1050,2316,1447],{"class":1094},[1050,2318,2319],{"class":1450}," drafts",[1050,2321,1102],{"class":1071},[1050,2323,1457],{"class":1456},[1050,2325,1114],{"class":1071},[1050,2327,2328,2330,2333],{"class":1052,"line":1550},[1050,2329,2261],{"class":1430},[1050,2331,2332],{"class":1434},"Get draft posts",[1050,2334,1438],{"class":1430},[1050,2336,2337,2339,2341,2343,2345,2347,2350,2352,2354,2356,2358],{"class":1052,"line":1563},[1050,2338,1464],{"class":1063},[1050,2340,2008],{"class":2007},[1050,2342,1072],{"class":1071},[1050,2344,1328],{"class":1131},[1050,2346,1102],{"class":1071},[1050,2348,2349],{"class":1137},"status",[1050,2351,1123],{"class":1071},[1050,2353,1200],{"class":1199},[1050,2355,1204],{"class":1203},[1050,2357,1200],{"class":1199},[1050,2359,1147],{"class":1071},[1050,2361,2362],{"class":1052,"line":1580},[1050,2363,1269],{"class":1067},[1050,2365,2366,2368,2371,2373,2375,2377,2380,2382,2385],{"class":1052,"line":1591},[1050,2367,1447],{"class":1094},[1050,2369,2370],{"class":1450}," recent",[1050,2372,1102],{"class":1071},[1050,2374,1457],{"class":1456},[1050,2376,1191],{"class":1071},[1050,2378,2379],{"class":1987}," days",[1050,2381,1123],{"class":1983},[1050,2383,2384],{"class":1143},"30",[1050,2386,1114],{"class":1071},[1050,2388,2389,2391,2394],{"class":1052,"line":1602},[1050,2390,2261],{"class":1430},[1050,2392,2393],{"class":1434},"Get recent posts",[1050,2395,1438],{"class":1430},[1050,2397,2398,2401,2403,2405,2407,2409,2411,2414,2417,2419,2422,2424,2426],{"class":1052,"line":1607},[1050,2399,2400],{"class":1067},"        cutoff_date ",[1050,2402,1123],{"class":1071},[1050,2404,2044],{"class":1067},[1050,2406,1072],{"class":1071},[1050,2408,2049],{"class":1131},[1050,2410,1928],{"class":1071},[1050,2412,2413],{"class":1983}," -",[1050,2415,2416],{"class":1131}," timedelta",[1050,2418,1102],{"class":1071},[1050,2420,2421],{"class":1137},"days",[1050,2423,1123],{"class":1071},[1050,2425,2421],{"class":1131},[1050,2427,1147],{"class":1071},[1050,2429,2430,2432,2434,2436,2438,2440,2443,2445,2448],{"class":1052,"line":1612},[1050,2431,1464],{"class":1063},[1050,2433,2008],{"class":2007},[1050,2435,1072],{"class":1071},[1050,2437,1328],{"class":1131},[1050,2439,1102],{"class":1071},[1050,2441,2442],{"class":1137},"created_at__gte",[1050,2444,1123],{"class":1071},[1050,2446,2447],{"class":1131},"cutoff_date",[1050,2449,1147],{"class":1071},[1050,2451,2452],{"class":1052,"line":1629},[1050,2453,1269],{"class":1067},[1050,2455,2456,2458,2461,2463,2465,2467,2470,2472,2475],{"class":1052,"line":1652},[1050,2457,1447],{"class":1094},[1050,2459,2460],{"class":1450}," popular",[1050,2462,1102],{"class":1071},[1050,2464,1457],{"class":1456},[1050,2466,1191],{"class":1071},[1050,2468,2469],{"class":1987}," min_views",[1050,2471,1123],{"class":1983},[1050,2473,2474],{"class":1143},"1000",[1050,2476,1114],{"class":1071},[1050,2478,2479,2481,2484],{"class":1052,"line":1667},[1050,2480,2261],{"class":1430},[1050,2482,2483],{"class":1434},"Get popular posts",[1050,2485,1438],{"class":1430},[1050,2487,2488,2490,2492,2494,2496,2498,2501,2503,2506],{"class":1052,"line":1682},[1050,2489,1464],{"class":1063},[1050,2491,2008],{"class":2007},[1050,2493,1072],{"class":1071},[1050,2495,1328],{"class":1131},[1050,2497,1102],{"class":1071},[1050,2499,2500],{"class":1137},"view_count__gte",[1050,2502,1123],{"class":1071},[1050,2504,2505],{"class":1131},"min_views",[1050,2507,1147],{"class":1071},[1050,2509,2510],{"class":1052,"line":1694},[1050,2511,1269],{"class":1067},[1050,2513,2514,2516,2519,2521,2523,2525,2528],{"class":1052,"line":1703},[1050,2515,1447],{"class":1094},[1050,2517,2518],{"class":1450}," by_author",[1050,2520,1102],{"class":1071},[1050,2522,1457],{"class":1456},[1050,2524,1191],{"class":1071},[1050,2526,2527],{"class":1987}," author",[1050,2529,1114],{"class":1071},[1050,2531,2532,2534,2537],{"class":1052,"line":1728},[1050,2533,2261],{"class":1430},[1050,2535,2536],{"class":1434},"Get posts by specific author",[1050,2538,1438],{"class":1430},[1050,2540,2541,2543,2545,2547,2549,2551,2554,2556,2558],{"class":1052,"line":1750},[1050,2542,1464],{"class":1063},[1050,2544,2008],{"class":2007},[1050,2546,1072],{"class":1071},[1050,2548,1328],{"class":1131},[1050,2550,1102],{"class":1071},[1050,2552,2553],{"class":1137},"author",[1050,2555,1123],{"class":1071},[1050,2557,2553],{"class":1131},[1050,2559,1147],{"class":1071},[1050,2561,2562],{"class":1052,"line":1773},[1050,2563,1269],{"class":1067},[1050,2565,2566,2568,2571,2573,2575,2577,2580],{"class":1052,"line":1779},[1050,2567,1447],{"class":1094},[1050,2569,2570],{"class":1450}," in_category",[1050,2572,1102],{"class":1071},[1050,2574,1457],{"class":1456},[1050,2576,1191],{"class":1071},[1050,2578,2579],{"class":1987}," category",[1050,2581,1114],{"class":1071},[1050,2583,2584,2586,2589],{"class":1052,"line":1793},[1050,2585,2261],{"class":1430},[1050,2587,2588],{"class":1434},"Get posts in specific category",[1050,2590,1438],{"class":1430},[1050,2592,2593,2595,2597,2599,2601,2603,2606,2608,2610],{"class":1052,"line":1799},[1050,2594,1464],{"class":1063},[1050,2596,2008],{"class":2007},[1050,2598,1072],{"class":1071},[1050,2600,1328],{"class":1131},[1050,2602,1102],{"class":1071},[1050,2604,2605],{"class":1137},"category",[1050,2607,1123],{"class":1071},[1050,2609,2605],{"class":1131},[1050,2611,1147],{"class":1071},[1050,2613,2614],{"class":1052,"line":1822},[1050,2615,1269],{"class":1067},[1050,2617,2618,2620,2623,2625,2627,2629,2632],{"class":1052,"line":1846},[1050,2619,1447],{"class":1094},[1050,2621,2622],{"class":1450}," with_tag",[1050,2624,1102],{"class":1071},[1050,2626,1457],{"class":1456},[1050,2628,1191],{"class":1071},[1050,2630,2631],{"class":1987}," tag_name",[1050,2633,1114],{"class":1071},[1050,2635,2636,2638,2641],{"class":1052,"line":1869},[1050,2637,2261],{"class":1430},[1050,2639,2640],{"class":1434},"Get posts with specific tag",[1050,2642,1438],{"class":1430},[1050,2644,2645,2647,2649,2651,2653,2655,2658,2660,2663],{"class":1052,"line":1903},[1050,2646,1464],{"class":1063},[1050,2648,2008],{"class":2007},[1050,2650,1072],{"class":1071},[1050,2652,1328],{"class":1131},[1050,2654,1102],{"class":1071},[1050,2656,2657],{"class":1137},"tags__name",[1050,2659,1123],{"class":1071},[1050,2661,2662],{"class":1131},"tag_name",[1050,2664,1147],{"class":1071},[1050,2666,2667],{"class":1052,"line":1908},[1050,2668,1269],{"class":1067},[1050,2670,2671,2673,2676,2678,2680,2682,2685],{"class":1052,"line":1914},[1050,2672,1447],{"class":1094},[1050,2674,2675],{"class":1450}," search",[1050,2677,1102],{"class":1071},[1050,2679,1457],{"class":1456},[1050,2681,1191],{"class":1071},[1050,2683,2684],{"class":1987}," query",[1050,2686,1114],{"class":1071},[1050,2688,2689,2691,2694],{"class":1052,"line":1934},[1050,2690,2261],{"class":1430},[1050,2692,2693],{"class":1434},"Search posts by title and content",[1050,2695,1438],{"class":1430},[1050,2697,2698,2701,2703,2705,2708,2710,2713,2715],{"class":1052,"line":1949},[1050,2699,2700],{"class":1063},"        from",[1050,2702,1068],{"class":1067},[1050,2704,1072],{"class":1071},[1050,2706,2707],{"class":1067},"db",[1050,2709,1072],{"class":1071},[1050,2711,2712],{"class":1067},"models ",[1050,2714,1078],{"class":1063},[1050,2716,2717],{"class":1067}," Q\n",[1050,2719,2720,2722,2724,2726,2728],{"class":1052,"line":1964},[1050,2721,1464],{"class":1063},[1050,2723,2008],{"class":2007},[1050,2725,1072],{"class":1071},[1050,2727,1328],{"class":1131},[1050,2729,1481],{"class":1071},[1050,2731,2732,2735,2737,2740,2742,2745,2748,2751,2754,2756,2759,2761,2763],{"class":1052,"line":1969},[1050,2733,2734],{"class":1131},"            Q",[1050,2736,1102],{"class":1071},[1050,2738,2739],{"class":1137},"title__icontains",[1050,2741,1123],{"class":1071},[1050,2743,2744],{"class":1131},"query",[1050,2746,2747],{"class":1071},")",[1050,2749,2750],{"class":1983}," |",[1050,2752,2753],{"class":1131}," Q",[1050,2755,1102],{"class":1071},[1050,2757,2758],{"class":1137},"content__icontains",[1050,2760,1123],{"class":1071},[1050,2762,2744],{"class":1131},[1050,2764,1147],{"class":1071},[1050,2766,2767],{"class":1052,"line":2001},[1050,2768,1513],{"class":1071},[1050,2770,2771],{"class":1052,"line":2031},[1050,2772,1269],{"class":1067},[1050,2774,2775,2777,2780,2782,2784,2786,2789,2791,2794,2796,2798,2800,2802,2804],{"class":1052,"line":2054},[1050,2776,1447],{"class":1094},[1050,2778,2779],{"class":1450}," create_post",[1050,2781,1102],{"class":1071},[1050,2783,1457],{"class":1456},[1050,2785,1191],{"class":1071},[1050,2787,2788],{"class":1987}," title",[1050,2790,1191],{"class":1071},[1050,2792,2793],{"class":1987}," content",[1050,2795,1191],{"class":1071},[1050,2797,2527],{"class":1987},[1050,2799,1191],{"class":1071},[1050,2801,1993],{"class":1983},[1050,2803,1996],{"class":1987},[1050,2805,1114],{"class":1071},[1050,2807,2808,2810,2813],{"class":1052,"line":2080},[1050,2809,2261],{"class":1430},[1050,2811,2812],{"class":1434},"Custom creation method",[1050,2814,1438],{"class":1430},[1050,2816,2817,2820,2822,2824,2826,2829],{"class":1052,"line":2085},[1050,2818,2819],{"class":1067},"        post ",[1050,2821,1123],{"class":1071},[1050,2823,2008],{"class":2007},[1050,2825,1072],{"class":1071},[1050,2827,2828],{"class":1131},"create",[1050,2830,1481],{"class":1071},[1050,2832,2833,2836,2838,2841],{"class":1052,"line":2091},[1050,2834,2835],{"class":1137},"            title",[1050,2837,1123],{"class":1071},[1050,2839,2840],{"class":1131},"title",[1050,2842,1493],{"class":1071},[1050,2844,2845,2848,2850,2853],{"class":1052,"line":2113},[1050,2846,2847],{"class":1137},"            content",[1050,2849,1123],{"class":1071},[1050,2851,2852],{"class":1131},"content",[1050,2854,1493],{"class":1071},[1050,2856,2857,2860,2862,2864],{"class":1052,"line":2135},[1050,2858,2859],{"class":1137},"            author",[1050,2861,1123],{"class":1071},[1050,2863,2553],{"class":1131},[1050,2865,1493],{"class":1071},[1050,2867,2869,2872],{"class":1052,"line":2868},54,[1050,2870,2871],{"class":1983},"            **",[1050,2873,2874],{"class":1131},"kwargs\n",[1050,2876,2878],{"class":1052,"line":2877},55,[1050,2879,1513],{"class":1071},[1050,2881,2883],{"class":1052,"line":2882},56,[1050,2884,2885],{"class":1067},"        \n",[1050,2887,2889],{"class":1052,"line":2888},57,[1050,2890,2891],{"class":1056},"        # Custom logic after creation\n",[1050,2893,2895],{"class":1052,"line":2894},58,[1050,2896,2897],{"class":1056},"        # e.g., send notifications, update caches, etc.\n",[1050,2899,2901],{"class":1052,"line":2900},59,[1050,2902,2885],{"class":1067},[1050,2904,2906,2908],{"class":1052,"line":2905},60,[1050,2907,1464],{"class":1063},[1050,2909,2910],{"class":1067}," post\n",[1050,2912,2914],{"class":1052,"line":2913},61,[1050,2915,1088],{"emptyLinePlaceholder":1087},[1050,2917,2919,2921,2923,2925,2927,2929,2931],{"class":1052,"line":2918},62,[1050,2920,1095],{"class":1094},[1050,2922,1099],{"class":1098},[1050,2924,1102],{"class":1071},[1050,2926,1106],{"class":1105},[1050,2928,1072],{"class":1071},[1050,2930,1111],{"class":1105},[1050,2932,1114],{"class":1071},[1050,2934,2936,2938,2940,2942,2944,2946,2948,2950,2952,2954],{"class":1052,"line":2935},63,[1050,2937,1120],{"class":1067},[1050,2939,1123],{"class":1071},[1050,2941,1126],{"class":1067},[1050,2943,1072],{"class":1071},[1050,2945,1132],{"class":1131},[1050,2947,1102],{"class":1071},[1050,2949,1138],{"class":1137},[1050,2951,1123],{"class":1071},[1050,2953,1144],{"class":1143},[1050,2955,1147],{"class":1071},[1050,2957,2959,2961,2963,2965,2967,2969],{"class":1052,"line":2958},64,[1050,2960,1153],{"class":1067},[1050,2962,1123],{"class":1071},[1050,2964,1126],{"class":1067},[1050,2966,1072],{"class":1071},[1050,2968,1162],{"class":1131},[1050,2970,1165],{"class":1071},[1050,2972,2974,2977,2979,2981,2983,2986,2988,2990,2993,2995,2997,3000,3002,3004,3006,3010],{"class":1052,"line":2973},65,[1050,2975,2976],{"class":1067},"    author ",[1050,2978,1123],{"class":1071},[1050,2980,1126],{"class":1067},[1050,2982,1072],{"class":1071},[1050,2984,2985],{"class":1131},"ForeignKey",[1050,2987,1102],{"class":1071},[1050,2989,1200],{"class":1199},[1050,2991,2992],{"class":1203},"auth.User",[1050,2994,1200],{"class":1199},[1050,2996,1191],{"class":1071},[1050,2998,2999],{"class":1137}," on_delete",[1050,3001,1123],{"class":1071},[1050,3003,1106],{"class":1131},[1050,3005,1072],{"class":1071},[1050,3007,3009],{"class":3008},"sFGJz","CASCADE",[1050,3011,1147],{"class":1071},[1050,3013,3015,3018,3020,3022,3024,3026,3028,3030,3033,3035,3037,3039,3041,3043,3045,3048,3050,3053,3055,3057],{"class":1052,"line":3014},66,[1050,3016,3017],{"class":1067},"    category ",[1050,3019,1123],{"class":1071},[1050,3021,1126],{"class":1067},[1050,3023,1072],{"class":1071},[1050,3025,2985],{"class":1131},[1050,3027,1102],{"class":1071},[1050,3029,1200],{"class":1199},[1050,3031,3032],{"class":1203},"Category",[1050,3034,1200],{"class":1199},[1050,3036,1191],{"class":1071},[1050,3038,2999],{"class":1137},[1050,3040,1123],{"class":1071},[1050,3042,1106],{"class":1131},[1050,3044,1072],{"class":1071},[1050,3046,3047],{"class":3008},"SET_NULL",[1050,3049,1191],{"class":1071},[1050,3051,3052],{"class":1137}," null",[1050,3054,1123],{"class":1071},[1050,3056,1261],{"class":1233},[1050,3058,1147],{"class":1071},[1050,3060,3062,3065,3067,3069,3071,3074,3076,3078,3081,3083,3085,3087,3089,3091],{"class":1052,"line":3061},67,[1050,3063,3064],{"class":1067},"    tags ",[1050,3066,1123],{"class":1071},[1050,3068,1126],{"class":1067},[1050,3070,1072],{"class":1071},[1050,3072,3073],{"class":1131},"ManyToManyField",[1050,3075,1102],{"class":1071},[1050,3077,1200],{"class":1199},[1050,3079,3080],{"class":1203},"Tag",[1050,3082,1200],{"class":1199},[1050,3084,1191],{"class":1071},[1050,3086,1894],{"class":1137},[1050,3088,1123],{"class":1071},[1050,3090,1261],{"class":1233},[1050,3092,1147],{"class":1071},[1050,3094,3096,3098,3100,3102,3104,3106,3108,3110,3112,3114,3116,3118,3120,3122,3124,3126],{"class":1052,"line":3095},68,[1050,3097,1171],{"class":1067},[1050,3099,1123],{"class":1071},[1050,3101,1126],{"class":1067},[1050,3103,1072],{"class":1071},[1050,3105,1132],{"class":1131},[1050,3107,1102],{"class":1071},[1050,3109,1138],{"class":1137},[1050,3111,1123],{"class":1071},[1050,3113,1188],{"class":1143},[1050,3115,1191],{"class":1071},[1050,3117,1194],{"class":1137},[1050,3119,1123],{"class":1071},[1050,3121,1200],{"class":1199},[1050,3123,1204],{"class":1203},[1050,3125,1200],{"class":1199},[1050,3127,1147],{"class":1071},[1050,3129,3131,3133,3135,3137,3139,3141,3143,3145,3147,3149],{"class":1052,"line":3130},69,[1050,3132,1214],{"class":1067},[1050,3134,1123],{"class":1071},[1050,3136,1126],{"class":1067},[1050,3138,1072],{"class":1071},[1050,3140,1223],{"class":1131},[1050,3142,1102],{"class":1071},[1050,3144,1228],{"class":1137},[1050,3146,1123],{"class":1071},[1050,3148,1234],{"class":1233},[1050,3150,1147],{"class":1071},[1050,3152,3154,3157,3159,3161,3163,3166,3168,3170,3172,3175],{"class":1052,"line":3153},70,[1050,3155,3156],{"class":1067},"    view_count ",[1050,3158,1123],{"class":1071},[1050,3160,1126],{"class":1067},[1050,3162,1072],{"class":1071},[1050,3164,3165],{"class":1131},"PositiveIntegerField",[1050,3167,1102],{"class":1071},[1050,3169,1228],{"class":1137},[1050,3171,1123],{"class":1071},[1050,3173,3174],{"class":1143},"0",[1050,3176,1147],{"class":1071},[1050,3178,3180,3182,3184,3186,3188,3190,3192,3194,3196,3198],{"class":1052,"line":3179},71,[1050,3181,1242],{"class":1067},[1050,3183,1123],{"class":1071},[1050,3185,1126],{"class":1067},[1050,3187,1072],{"class":1071},[1050,3189,1251],{"class":1131},[1050,3191,1102],{"class":1071},[1050,3193,1256],{"class":1137},[1050,3195,1123],{"class":1071},[1050,3197,1261],{"class":1233},[1050,3199,1147],{"class":1071},[1050,3201,3203,3205,3207,3209,3211,3213,3215,3217,3219,3221,3223,3225,3227,3229],{"class":1052,"line":3202},72,[1050,3204,1872],{"class":1067},[1050,3206,1123],{"class":1071},[1050,3208,1126],{"class":1067},[1050,3210,1072],{"class":1071},[1050,3212,1251],{"class":1131},[1050,3214,1102],{"class":1071},[1050,3216,1885],{"class":1137},[1050,3218,1123],{"class":1071},[1050,3220,1261],{"class":1233},[1050,3222,1191],{"class":1071},[1050,3224,1894],{"class":1137},[1050,3226,1123],{"class":1071},[1050,3228,1261],{"class":1233},[1050,3230,1147],{"class":1071},[1050,3232,3234],{"class":1052,"line":3233},73,[1050,3235,1269],{"class":1067},[1050,3237,3239,3241,3243,3245],{"class":1052,"line":3238},74,[1050,3240,1917],{"class":1067},[1050,3242,1123],{"class":1071},[1050,3244,2220],{"class":1131},[1050,3246,1165],{"class":1071},[1050,3248,3250],{"class":1052,"line":3249},75,[1050,3251,1088],{"emptyLinePlaceholder":1087},[1050,3253,3255],{"class":1052,"line":3254},76,[1050,3256,2088],{"class":1056},[1050,3258,3260,3263,3265,3267,3269,3271,3273,3275,3277,3280,3282,3285],{"class":1052,"line":3259},77,[1050,3261,3262],{"class":1067},"recent_published ",[1050,3264,1123],{"class":1071},[1050,3266,1099],{"class":1067},[1050,3268,1072],{"class":1071},[1050,3270,1302],{"class":1301},[1050,3272,1072],{"class":1071},[1050,3274,1505],{"class":1131},[1050,3276,1471],{"class":1071},[1050,3278,3279],{"class":1131},"recent",[1050,3281,1102],{"class":1071},[1050,3283,3284],{"class":1143},"7",[1050,3286,1147],{"class":1071},[1050,3288,3290,3293,3295,3297,3299,3301,3303,3306,3308,3311,3313,3316],{"class":1052,"line":3289},78,[1050,3291,3292],{"class":1067},"popular_drafts ",[1050,3294,1123],{"class":1071},[1050,3296,1099],{"class":1067},[1050,3298,1072],{"class":1071},[1050,3300,1302],{"class":1301},[1050,3302,1072],{"class":1071},[1050,3304,3305],{"class":1131},"drafts",[1050,3307,1471],{"class":1071},[1050,3309,3310],{"class":1131},"popular",[1050,3312,1102],{"class":1071},[1050,3314,3315],{"class":1143},"500",[1050,3317,1147],{"class":1071},[1050,3319,3321,3324,3326,3328,3330,3332,3334,3337,3339,3342,3345,3347],{"class":1052,"line":3320},79,[1050,3322,3323],{"class":1067},"author_posts ",[1050,3325,1123],{"class":1071},[1050,3327,1099],{"class":1067},[1050,3329,1072],{"class":1071},[1050,3331,1302],{"class":1301},[1050,3333,1072],{"class":1071},[1050,3335,3336],{"class":1131},"by_author",[1050,3338,1102],{"class":1071},[1050,3340,3341],{"class":1131},"user",[1050,3343,3344],{"class":1071},").",[1050,3346,1505],{"class":1131},[1050,3348,1165],{"class":1071},[1050,3350,3352,3355,3357,3359,3361,3363,3365,3368,3370,3372,3375,3377,3379,3381],{"class":1052,"line":3351},80,[1050,3353,3354],{"class":1067},"search_results ",[1050,3356,1123],{"class":1071},[1050,3358,1099],{"class":1067},[1050,3360,1072],{"class":1071},[1050,3362,1302],{"class":1301},[1050,3364,1072],{"class":1071},[1050,3366,3367],{"class":1131},"search",[1050,3369,1102],{"class":1071},[1050,3371,1200],{"class":1199},[1050,3373,3374],{"class":1203},"django",[1050,3376,1200],{"class":1199},[1050,3378,3344],{"class":1071},[1050,3380,1505],{"class":1131},[1050,3382,1165],{"class":1071},[1035,3384,3386],{"id":3385},"manager-inheritance","Manager Inheritance",[1040,3388,3390],{"className":1042,"code":3389,"language":1044,"meta":1045,"style":1045},"# models.py\nclass BaseManager(models.Manager):\n    \"\"\"Base manager with common functionality\"\"\"\n    \n    def active(self):\n        \"\"\"Get active records\"\"\"\n        return self.filter(is_active=True)\n    \n    def inactive(self):\n        \"\"\"Get inactive records\"\"\"\n        return self.filter(is_active=False)\n    \n    def recent(self, days=30):\n        \"\"\"Get recent records\"\"\"\n        cutoff_date = timezone.now() - timedelta(days=days)\n        return self.filter(created_at__gte=cutoff_date)\n\nclass PostManager(BaseManager):\n    \"\"\"Post-specific manager extending base functionality\"\"\"\n    \n    def published(self):\n        return self.active().filter(status='published')\n    \n    def featured(self):\n        return self.published().filter(is_featured=True)\n\nclass ProductManager(BaseManager):\n    \"\"\"Product-specific manager extending base functionality\"\"\"\n    \n    def in_stock(self):\n        return self.active().filter(stock_quantity__gt=0)\n    \n    def on_sale(self):\n        return self.active().filter(sale_price__isnull=False)\n\nclass Post(models.Model):\n    title = models.CharField(max_length=200)\n    status = models.CharField(max_length=20, default='draft')\n    is_featured = models.BooleanField(default=False)\n    is_active = models.BooleanField(default=True)\n    created_at = models.DateTimeField(auto_now_add=True)\n    \n    objects = PostManager()\n\nclass Product(models.Model):\n    name = models.CharField(max_length=200)\n    stock_quantity = models.PositiveIntegerField(default=0)\n    sale_price = models.DecimalField(max_digits=10, decimal_places=2, null=True, blank=True)\n    is_active = models.BooleanField(default=True)\n    created_at = models.DateTimeField(auto_now_add=True)\n    \n    objects = ProductManager()\n\n# Usage\nactive_posts = Post.objects.active()\nfeatured_posts = Post.objects.featured()\nrecent_products = Product.objects.recent(7)\nsale_products = Product.objects.on_sale()\n",[1047,3391,3392,3396,3413,3422,3426,3439,3448,3469,3473,3486,3495,3515,3519,3539,3548,3576,3596,3600,3614,3623,3627,3639,3668,3672,3685,3710,3714,3727,3736,3740,3753,3778,3782,3795,3820,3824,3840,3862,3896,3918,3941,3963,3967,3977,3981,3998,4021,4044,4096,4118,4140,4144,4154,4158,4162,4181,4199,4222],{"__ignoreMap":1045},[1050,3393,3394],{"class":1052,"line":1053},[1050,3395,1057],{"class":1056},[1050,3397,3398,3400,3403,3405,3407,3409,3411],{"class":1052,"line":1060},[1050,3399,1095],{"class":1094},[1050,3401,3402],{"class":1098}," BaseManager",[1050,3404,1102],{"class":1071},[1050,3406,1106],{"class":1105},[1050,3408,1072],{"class":1071},[1050,3410,1423],{"class":1105},[1050,3412,1114],{"class":1071},[1050,3414,3415,3417,3420],{"class":1052,"line":1084},[1050,3416,1431],{"class":1430},[1050,3418,3419],{"class":1434},"Base manager with common functionality",[1050,3421,1438],{"class":1430},[1050,3423,3424],{"class":1052,"line":1091},[1050,3425,1269],{"class":1067},[1050,3427,3428,3430,3433,3435,3437],{"class":1052,"line":1117},[1050,3429,1447],{"class":1094},[1050,3431,3432],{"class":1450}," active",[1050,3434,1102],{"class":1071},[1050,3436,1457],{"class":1456},[1050,3438,1114],{"class":1071},[1050,3440,3441,3443,3446],{"class":1052,"line":1150},[1050,3442,2261],{"class":1430},[1050,3444,3445],{"class":1434},"Get active 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records",[1050,3494,1438],{"class":1430},[1050,3496,3497,3499,3501,3503,3505,3507,3509,3511,3513],{"class":1052,"line":1272},[1050,3498,1464],{"class":1063},[1050,3500,2008],{"class":2007},[1050,3502,1072],{"class":1071},[1050,3504,1328],{"class":1131},[1050,3506,1102],{"class":1071},[1050,3508,3462],{"class":1137},[1050,3510,1123],{"class":1071},[1050,3512,1234],{"class":1233},[1050,3514,1147],{"class":1071},[1050,3516,3517],{"class":1052,"line":1278},[1050,3518,1269],{"class":1067},[1050,3520,3521,3523,3525,3527,3529,3531,3533,3535,3537],{"class":1052,"line":1283},[1050,3522,1447],{"class":1094},[1050,3524,2370],{"class":1450},[1050,3526,1102],{"class":1071},[1050,3528,1457],{"class":1456},[1050,3530,1191],{"class":1071},[1050,3532,2379],{"class":1987},[1050,3534,1123],{"class":1983},[1050,3536,2384],{"class":1143},[1050,3538,1114],{"class":1071},[1050,3540,3541,3543,3546],{"class":1052,"line":1289},[1050,3542,2261],{"class":1430},[1050,3544,3545],{"class":1434},"Get recent 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",[1050,4205,1123],{"class":1071},[1050,4207,3987],{"class":1067},[1050,4209,1072],{"class":1071},[1050,4211,1302],{"class":1301},[1050,4213,1072],{"class":1071},[1050,4215,3279],{"class":1131},[1050,4217,1102],{"class":1071},[1050,4219,3284],{"class":1143},[1050,4221,1147],{"class":1071},[1050,4223,4224,4227,4229,4231,4233,4235,4237,4240],{"class":1052,"line":2894},[1050,4225,4226],{"class":1067},"sale_products ",[1050,4228,1123],{"class":1071},[1050,4230,3987],{"class":1067},[1050,4232,1072],{"class":1071},[1050,4234,1302],{"class":1301},[1050,4236,1072],{"class":1071},[1050,4238,4239],{"class":1131},"on_sale",[1050,4241,1165],{"class":1071},[1030,4243,4245],{"id":4244},"custom-querysets","Custom QuerySets",[1035,4247,4249],{"id":4248},"basic-queryset-customization","Basic QuerySet Customization",[1040,4251,4253],{"className":1042,"code":4252,"language":1044,"meta":1045,"style":1045},"# models.py\nfrom django.db import models\n\nclass PostQuerySet(models.QuerySet):\n    \"\"\"Custom QuerySet with chainable methods\"\"\"\n    \n    def published(self):\n        return self.filter(status='published', is_published=True)\n    \n    def drafts(self):\n        return self.filter(status='draft')\n    \n    def featured(self):\n        return self.filter(is_featured=True)\n    \n    def by_author(self, author):\n        return self.filter(author=author)\n    \n    def in_category(self, category):\n        return self.filter(category=category)\n    \n    def recent(self, days=30):\n        cutoff_date = timezone.now() - timedelta(days=days)\n        return self.filter(created_at__gte=cutoff_date)\n    \n    def popular(self, min_views=1000):\n        return self.filter(view_count__gte=min_views)\n    \n    def search(self, query):\n        from django.db.models import Q\n        return self.filter(\n            Q(title__icontains=query) | \n            Q(content__icontains=query) |\n            Q(tags__name__icontains=query)\n        ).distinct()\n    \n    def with_comments(self):\n        return self.filter(comments__isnull=False).distinct()\n    \n    def without_comments(self):\n        return self.filter(comments__isnull=True)\n\nclass PostManager(models.Manager):\n    def get_queryset(self):\n        return PostQuerySet(self.model, using=self._db)\n    \n    # Proxy methods to make manager methods available\n    def published(self):\n        return self.get_queryset().published()\n    \n    def featured(self):\n        return self.get_queryset().featured()\n    \n    def search(self, query):\n        return self.get_queryset().search(query)\n\nclass Post(models.Model):\n    title = models.CharField(max_length=200)\n    content = models.TextField()\n    author = models.ForeignKey('auth.User', on_delete=models.CASCADE)\n    category = models.ForeignKey('Category', on_delete=models.SET_NULL, null=True)\n    tags = models.ManyToManyField('Tag', blank=True)\n    status = models.CharField(max_length=20, default='draft')\n    is_published = models.BooleanField(default=False)\n    is_featured = models.BooleanField(default=False)\n    view_count = models.PositiveIntegerField(default=0)\n    created_at = models.DateTimeField(auto_now_add=True)\n    \n    objects = PostManager()\n\n# Usage - all methods are chainable\nrecent_featured = Post.objects.published().featured().recent(7)\npopular_by_author = Post.objects.by_author(user).popular().published()\nsearch_results = Post.objects.search('django').published().recent(30)\n",[1047,4254,4255,4259,4273,4277,4295,4304,4308,4320,4353,4357,4369,4393,4397,4409,4429,4433,4449,4469,4473,4489,4509,4513,4533,4561,4581,4585,4605,4625,4629,4645,4663,4675,4694,4711,4726,4736,4740,4753,4778,4782,4795,4815,4819,4835,4847,4878,4882,4887,4899,4915,4919,4931,4947,4951,4967,4987,4991,5007,5029,5043,5077,5119,5149,5183,5205,5227,5249,5271,5275,5285,5289,5294,5325,5356],{"__ignoreMap":1045},[1050,4256,4257],{"class":1052,"line":1053},[1050,4258,1057],{"class":1056},[1050,4260,4261,4263,4265,4267,4269,4271],{"class":1052,"line":1060},[1050,4262,1064],{"class":1063},[1050,4264,1068],{"class":1067},[1050,4266,1072],{"class":1071},[1050,4268,1075],{"class":1067},[1050,4270,1078],{"class":1063},[1050,4272,1081],{"class":1067},[1050,4274,4275],{"class":1052,"line":1084},[1050,4276,1088],{"emptyLinePlaceholder":1087},[1050,4278,4279,4281,4284,4286,4288,4290,4293],{"class":1052,"line":1091},[1050,4280,1095],{"class":1094},[1050,4282,4283],{"class":1098}," 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\n",[1050,4695,4696,4698,4700,4702,4704,4706,4708],{"class":1052,"line":1779},[1050,4697,2734],{"class":1131},[1050,4699,1102],{"class":1071},[1050,4701,2758],{"class":1137},[1050,4703,1123],{"class":1071},[1050,4705,2744],{"class":1131},[1050,4707,2747],{"class":1071},[1050,4709,4710],{"class":1983}," |\n",[1050,4712,4713,4715,4717,4720,4722,4724],{"class":1052,"line":1793},[1050,4714,2734],{"class":1131},[1050,4716,1102],{"class":1071},[1050,4718,4719],{"class":1137},"tags__name__icontains",[1050,4721,1123],{"class":1071},[1050,4723,2744],{"class":1131},[1050,4725,1147],{"class":1071},[1050,4727,4728,4731,4734],{"class":1052,"line":1799},[1050,4729,4730],{"class":1071},"        ).",[1050,4732,4733],{"class":1131},"distinct",[1050,4735,1165],{"class":1071},[1050,4737,4738],{"class":1052,"line":1822},[1050,4739,1269],{"class":1067},[1050,4741,4742,4744,4747,4749,4751],{"class":1052,"line":1846},[1050,4743,1447],{"class":1094},[1050,4745,4746],{"class":1450}," 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without_comments",[1050,4790,1102],{"class":1071},[1050,4792,1457],{"class":1456},[1050,4794,1114],{"class":1071},[1050,4796,4797,4799,4801,4803,4805,4807,4809,4811,4813],{"class":1052,"line":1914},[1050,4798,1464],{"class":1063},[1050,4800,2008],{"class":2007},[1050,4802,1072],{"class":1071},[1050,4804,1328],{"class":1131},[1050,4806,1102],{"class":1071},[1050,4808,4767],{"class":1137},[1050,4810,1123],{"class":1071},[1050,4812,1261],{"class":1233},[1050,4814,1147],{"class":1071},[1050,4816,4817],{"class":1052,"line":1934},[1050,4818,1088],{"emptyLinePlaceholder":1087},[1050,4820,4821,4823,4825,4827,4829,4831,4833],{"class":1052,"line":1949},[1050,4822,1095],{"class":1094},[1050,4824,3606],{"class":1098},[1050,4826,1102],{"class":1071},[1050,4828,1106],{"class":1105},[1050,4830,1072],{"class":1071},[1050,4832,1423],{"class":1105},[1050,4834,1114],{"class":1071},[1050,4836,4837,4839,4841,4843,4845],{"class":1052,"line":1964},[1050,4838,1447],{"class":1094},[1050,4840,1451],{"class":1450},[1050,4842,1102],{"class":1071},[1050,4844,1457],{"class":1456},[1050,4846,1114],{"class":1071},[1050,4848,4849,4851,4853,4855,4857,4859,4862,4864,4867,4869,4871,4873,4876],{"class":1052,"line":1969},[1050,4850,1464],{"class":1063},[1050,4852,4283],{"class":1131},[1050,4854,1102],{"class":1071},[1050,4856,1457],{"class":2007},[1050,4858,1072],{"class":1071},[1050,4860,4861],{"class":1301},"model",[1050,4863,1191],{"class":1071},[1050,4865,4866],{"class":1137}," using",[1050,4868,1123],{"class":1071},[1050,4870,1457],{"class":2007},[1050,4872,1072],{"class":1071},[1050,4874,4875],{"class":1301},"_db",[1050,4877,1147],{"class":1071},[1050,4879,4880],{"class":1052,"line":2001},[1050,4881,1269],{"class":1067},[1050,4883,4884],{"class":1052,"line":2031},[1050,4885,4886],{"class":1056},"    # Proxy methods to make manager methods available\n",[1050,4888,4889,4891,4893,4895,4897],{"class":1052,"line":2054},[1050,4890,1447],{"class":1094},[1050,4892,2250],{"class":1450},[1050,4894,1102],{"class":1071},[1050,4896,1457],{"class":1456},[1050,4898,1114],{"class":1071},[1050,4900,4901,4903,4905,4907,4909,4911,4913],{"class":1052,"line":2080},[1050,4902,1464],{"class":1063},[1050,4904,2008],{"class":2007},[1050,4906,1072],{"class":1071},[1050,4908,1474],{"class":1131},[1050,4910,1471],{"class":1071},[1050,4912,1505],{"class":1131},[1050,4914,1165],{"class":1071},[1050,4916,4917],{"class":1052,"line":2085},[1050,4918,1269],{"class":1067},[1050,4920,4921,4923,4925,4927,4929],{"class":1052,"line":2091},[1050,4922,1447],{"class":1094},[1050,4924,3678],{"class":1450},[1050,4926,1102],{"class":1071},[1050,4928,1457],{"class":1456},[1050,4930,1114],{"class":1071},[1050,4932,4933,4935,4937,4939,4941,4943,4945],{"class":1052,"line":2113},[1050,4934,1464],{"class":1063},[1050,4936,2008],{"class":2007},[1050,4938,1072],{"class":1071},[1050,4940,1474],{"class":1131},[1050,4942,1471],{"class":1071},[1050,4944,2147],{"class":1131},[1050,4946,1165],{"class":1071},[1050,4948,4949],{"class":1052,"line":2135},[1050,4950,1269],{"class":1067},[1050,4952,4953,4955,4957,4959,4961,4963,4965],{"class":1052,"line":2868},[1050,4954,1447],{"class":1094},[1050,4956,2675],{"class":1450},[1050,4958,1102],{"class":1071},[1050,4960,1457],{"class":1456},[1050,4962,1191],{"class":1071},[1050,4964,2684],{"class":1987},[1050,4966,1114],{"class":1071},[1050,4968,4969,4971,4973,4975,4977,4979,4981,4983,4985],{"class":1052,"line":2877},[1050,4970,1464],{"class":1063},[1050,4972,2008],{"class":2007},[1050,4974,1072],{"class":1071},[1050,4976,1474],{"class":1131},[1050,4978,1471],{"class":1071},[1050,4980,3367],{"class":1131},[1050,4982,1102],{"class":1071},[1050,4984,2744],{"class":1131},[1050,4986,1147],{"class":1071},[1050,4988,4989],{"class":1052,"line":2882},[1050,4990,1088],{"emptyLinePlaceholder":1087},[1050,4992,4993,4995,4997,4999,5001,5003,5005],{"class":1052,"line":2888},[1050,4994,1095],{"class":1094},[1050,4996,1099],{"class":1098},[1050,4998,1102],{"class":1071},[1050,5000,1106],{"class":1105},[1050,5002,1072],{"class":1071},[1050,5004,1111],{"class":1105},[1050,5006,1114],{"class":1071},[1050,5008,5009,5011,5013,5015,5017,5019,5021,5023,5025,5027],{"class":1052,"line":2894},[1050,5010,1120],{"class":1067},[1050,5012,1123],{"class":1071},[1050,5014,1126],{"class":1067},[1050,5016,1072],{"class":1071},[1050,5018,1132],{"class":1131},[1050,5020,1102],{"class":1071},[1050,5022,1138],{"class":1137},[1050,5024,1123],{"class":1071},[1050,5026,1144],{"class":1143},[1050,5028,1147],{"class":1071},[1050,5030,5031,5033,5035,5037,5039,5041],{"class":1052,"line":2900},[1050,5032,1153],{"class":1067},[1050,5034,1123],{"class":1071},[1050,5036,1126],{"class":1067},[1050,5038,1072],{"class":1071},[1050,5040,1162],{"class":1131},[1050,5042,1165],{"class":1071},[1050,5044,5045,5047,5049,5051,5053,5055,5057,5059,5061,5063,5065,5067,5069,5071,5073,5075],{"class":1052,"line":2905},[1050,5046,2976],{"class":1067},[1050,5048,1123],{"class":1071},[1050,5050,1126],{"class":1067},[1050,5052,1072],{"class":1071},[1050,5054,2985],{"class":1131},[1050,5056,1102],{"class":1071},[1050,5058,1200],{"class":1199},[1050,5060,2992],{"class":1203},[1050,5062,1200],{"class":1199},[1050,5064,1191],{"class":1071},[1050,5066,2999],{"class":1137},[1050,5068,1123],{"class":1071},[1050,5070,1106],{"class":1131},[1050,5072,1072],{"class":1071},[1050,5074,3009],{"class":3008},[1050,5076,1147],{"class":1071},[1050,5078,5079,5081,5083,5085,5087,5089,5091,5093,5095,5097,5099,5101,5103,5105,5107,5109,5111,5113,5115,5117],{"class":1052,"line":2913},[1050,5080,3017],{"class":1067},[1050,5082,1123],{"class":1071},[1050,5084,1126],{"class":1067},[1050,5086,1072],{"class":1071},[1050,5088,2985],{"class":1131},[1050,5090,1102],{"class":1071},[1050,5092,1200],{"class":1199},[1050,5094,3032],{"class":1203},[1050,5096,1200],{"class":1199},[1050,5098,1191],{"class":1071},[1050,5100,2999],{"class":1137},[1050,5102,1123],{"class":1071},[1050,5104,1106],{"class":1131},[1050,5106,1072],{"class":1071},[1050,5108,3047],{"class":3008},[1050,5110,1191],{"class":1071},[1050,5112,3052],{"class":1137},[1050,5114,1123],{"class":1071},[1050,5116,1261],{"class":1233},[1050,5118,1147],{"class":1071},[1050,5120,5121,5123,5125,5127,5129,5131,5133,5135,5137,5139,5141,5143,5145,5147],{"class":1052,"line":2918},[1050,5122,3064],{"class":1067},[1050,5124,1123],{"class":1071},[1050,5126,1126],{"class":1067},[1050,5128,1072],{"class":1071},[1050,5130,3073],{"class":1131},[1050,5132,1102],{"class":1071},[1050,5134,1200],{"class":1199},[1050,5136,3080],{"class":1203},[1050,5138,1200],{"class":1199},[1050,5140,1191],{"class":1071},[1050,5142,1894],{"class":1137},[1050,5144,1123],{"class":1071},[1050,5146,1261],{"class":1233},[1050,5148,1147],{"class":1071},[1050,5150,5151,5153,5155,5157,5159,5161,5163,5165,5167,5169,5171,5173,5175,5177,5179,5181],{"class":1052,"line":2935},[1050,5152,1171],{"class":1067},[1050,5154,1123],{"class":1071},[1050,5156,1126],{"class":1067},[1050,5158,1072],{"class":1071},[1050,5160,1132],{"class":1131},[1050,5162,1102],{"class":1071},[1050,5164,1138],{"class":1137},[1050,5166,1123],{"class":1071},[1050,5168,1188],{"class":1143},[1050,5170,1191],{"class":1071},[1050,5172,1194],{"class":1137},[1050,5174,1123],{"class":1071},[1050,5176,1200],{"class":1199},[1050,5178,1204],{"class":1203},[1050,5180,1200],{"class":1199},[1050,5182,1147],{"class":1071},[1050,5184,5185,5187,5189,5191,5193,5195,5197,5199,5201,5203],{"class":1052,"line":2958},[1050,5186,1214],{"class":1067},[1050,5188,1123],{"class":1071},[1050,5190,1126],{"class":1067},[1050,5192,1072],{"class":1071},[1050,5194,1223],{"class":1131},[1050,5196,1102],{"class":1071},[1050,5198,1228],{"class":1137},[1050,5200,1123],{"class":1071},[1050,5202,1234],{"class":1233},[1050,5204,1147],{"class":1071},[1050,5206,5207,5209,5211,5213,5215,5217,5219,5221,5223,5225],{"class":1052,"line":2973},[1050,5208,1825],{"class":1067},[1050,5210,1123],{"class":1071},[1050,5212,1126],{"class":1067},[1050,5214,1072],{"class":1071},[1050,5216,1223],{"class":1131},[1050,5218,1102],{"class":1071},[1050,5220,1228],{"class":1137},[1050,5222,1123],{"class":1071},[1050,5224,1234],{"class":1233},[1050,5226,1147],{"class":1071},[1050,5228,5229,5231,5233,5235,5237,5239,5241,5243,5245,5247],{"class":1052,"line":3014},[1050,5230,3156],{"class":1067},[1050,5232,1123],{"class":1071},[1050,5234,1126],{"class":1067},[1050,5236,1072],{"class":1071},[1050,5238,3165],{"class":1131},[1050,5240,1102],{"class":1071},[1050,5242,1228],{"class":1137},[1050,5244,1123],{"class":1071},[1050,5246,3174],{"class":1143},[1050,5248,1147],{"class":1071},[1050,5250,5251,5253,5255,5257,5259,5261,5263,5265,5267,5269],{"class":1052,"line":3061},[1050,5252,1242],{"class":1067},[1050,5254,1123],{"class":1071},[1050,5256,1126],{"class":1067},[1050,5258,1072],{"class":1071},[1050,5260,1251],{"class":1131},[1050,5262,1102],{"class":1071},[1050,5264,1256],{"class":1137},[1050,5266,1123],{"class":1071},[1050,5268,1261],{"class":1233},[1050,5270,1147],{"class":1071},[1050,5272,5273],{"class":1052,"line":3095},[1050,5274,1269],{"class":1067},[1050,5276,5277,5279,5281,5283],{"class":1052,"line":3130},[1050,5278,1917],{"class":1067},[1050,5280,1123],{"class":1071},[1050,5282,3606],{"class":1131},[1050,5284,1165],{"class":1071},[1050,5286,5287],{"class":1052,"line":3153},[1050,5288,1088],{"emptyLinePlaceholder":1087},[1050,5290,5291],{"class":1052,"line":3179},[1050,5292,5293],{"class":1056},"# Usage - all methods are chainable\n",[1050,5295,5296,5299,5301,5303,5305,5307,5309,5311,5313,5315,5317,5319,5321,5323],{"class":1052,"line":3202},[1050,5297,5298],{"class":1067},"recent_featured ",[1050,5300,1123],{"class":1071},[1050,5302,1099],{"class":1067},[1050,5304,1072],{"class":1071},[1050,5306,1302],{"class":1301},[1050,5308,1072],{"class":1071},[1050,5310,1505],{"class":1131},[1050,5312,1471],{"class":1071},[1050,5314,2147],{"class":1131},[1050,5316,1471],{"class":1071},[1050,5318,3279],{"class":1131},[1050,5320,1102],{"class":1071},[1050,5322,3284],{"class":1143},[1050,5324,1147],{"class":1071},[1050,5326,5327,5330,5332,5334,5336,5338,5340,5342,5344,5346,5348,5350,5352,5354],{"class":1052,"line":3233},[1050,5328,5329],{"class":1067},"popular_by_author ",[1050,5331,1123],{"class":1071},[1050,5333,1099],{"class":1067},[1050,5335,1072],{"class":1071},[1050,5337,1302],{"class":1301},[1050,5339,1072],{"class":1071},[1050,5341,3336],{"class":1131},[1050,5343,1102],{"class":1071},[1050,5345,3341],{"class":1131},[1050,5347,3344],{"class":1071},[1050,5349,3310],{"class":1131},[1050,5351,1471],{"class":1071},[1050,5353,1505],{"class":1131},[1050,5355,1165],{"class":1071},[1050,5357,5358,5360,5362,5364,5366,5368,5370,5372,5374,5376,5378,5380,5382,5384,5386,5388,5390,5392],{"class":1052,"line":3238},[1050,5359,3354],{"class":1067},[1050,5361,1123],{"class":1071},[1050,5363,1099],{"class":1067},[1050,5365,1072],{"class":1071},[1050,5367,1302],{"class":1301},[1050,5369,1072],{"class":1071},[1050,5371,3367],{"class":1131},[1050,5373,1102],{"class":1071},[1050,5375,1200],{"class":1199},[1050,5377,3374],{"class":1203},[1050,5379,1200],{"class":1199},[1050,5381,3344],{"class":1071},[1050,5383,1505],{"class":1131},[1050,5385,1471],{"class":1071},[1050,5387,3279],{"class":1131},[1050,5389,1102],{"class":1071},[1050,5391,2384],{"class":1143},[1050,5393,1147],{"class":1071},[1035,5395,5397],{"id":5396},"advanced-queryset-patterns","Advanced QuerySet Patterns",[1040,5399,5401],{"className":1042,"code":5400,"language":1044,"meta":1045,"style":1045},"# models.py\nclass AdvancedPostQuerySet(models.QuerySet):\n    \"\"\"Advanced QuerySet with complex operations\"\"\"\n    \n    def published(self):\n        return self.filter(\n            status='published',\n            is_published=True,\n            published_at__lte=timezone.now()\n        )\n    \n    def scheduled(self):\n        \"\"\"Posts scheduled for future publication\"\"\"\n        return self.filter(\n            status='published',\n            published_at__gt=timezone.now()\n        )\n    \n    def with_stats(self):\n        \"\"\"Annotate posts with calculated statistics\"\"\"\n        from django.db.models import Count, Avg, F\n        \n        return self.annotate(\n            comment_count=Count('comments'),\n            avg_rating=Avg('ratings__score'),\n            engagement_score=F('view_count') + F('like_count') * 2\n        )\n    \n    def popular_this_month(self):\n        \"\"\"Popular posts from current month\"\"\"\n        from django.db.models import Count\n        \n        start_of_month = timezone.now().replace(day=1, hour=0, minute=0, second=0, microsecond=0)\n        \n        return self.filter(\n            created_at__gte=start_of_month\n        ).annotate(\n            total_engagement=Count('comments') + Count('likes')\n        ).filter(\n            total_engagement__gte=10\n        ).order_by('-total_engagement')\n    \n    def by_tag_popularity(self):\n        \"\"\"Order by tag popularity\"\"\"\n        from django.db.models import Count\n        \n        return self.annotate(\n            tag_count=Count('tags__posts')\n        ).order_by('-tag_count')\n    \n    def with_related(self):\n        \"\"\"Optimize queries with select_related and prefetch_related\"\"\"\n        return self.select_related(\n            'author',\n            'category'\n        ).prefetch_related(\n            'tags',\n            'comments__author'\n        )\n    \n    def for_sitemap(self):\n        \"\"\"Optimized queryset for sitemap generation\"\"\"\n        return self.published().only(\n            'slug',\n            'updated_at'\n        ).order_by('-updated_at')\n    \n    def bulk_publish(self):\n        \"\"\"Bulk publish draft posts\"\"\"\n        return self.filter(status='draft').update(\n            status='published',\n            is_published=True,\n            published_at=timezone.now()\n        )\n    \n    def archive_old_posts(self, days=365):\n        \"\"\"Archive posts older than specified days\"\"\"\n        cutoff_date = timezone.now() - timedelta(days=days)\n        return self.filter(\n            created_at__lt=cutoff_date,\n            status='published'\n        ).update(status='archived')\n\nclass Post(models.Model):\n    # ... field definitions ...\n    \n    objects = PostManager.from_queryset(AdvancedPostQuerySet)()\n\n# Usage\npopular_posts = Post.objects.with_stats().popular_this_month()\noptimized_posts = Post.objects.published().with_related()\nsitemap_posts = Post.objects.for_sitemap()\n\n# Bulk operations\nPost.objects.filter(author=user).bulk_publish()\nPost.objects.archive_old_posts(days=730)  # Archive 2-year-old posts\n",[1047,5402,5403,5407,5424,5433,5437,5449,5461,5475,5485,5499,5503,5507,5520,5529,5541,5555,5570,5574,5578,5591,5600,5629,5633,5646,5667,5688,5731,5735,5739,5752,5761,5780,5784,5850,5854,5866,5876,5884,5918,5926,5936,5954,5958,5971,5980,5998,6002,6014,6034,6051,6055,6068,6077,6090,6101,6109,6118,6129,6138,6142,6146,6159,6168,6185,6196,6205,6222,6226,6239,6248,6277,6291,6301,6316,6320,6324,6346,6355,6383,6395,6406,6419,6440,6445,6462,6468,6473,6495,6500,6505,6531,6556,6577,6582,6588,6617],{"__ignoreMap":1045},[1050,5404,5405],{"class":1052,"line":1053},[1050,5406,1057],{"class":1056},[1050,5408,5409,5411,5414,5416,5418,5420,5422],{"class":1052,"line":1060},[1050,5410,1095],{"class":1094},[1050,5412,5413],{"class":1098}," AdvancedPostQuerySet",[1050,5415,1102],{"class":1071},[1050,5417,1106],{"class":1105},[1050,5419,1072],{"class":1071},[1050,5421,4292],{"class":1105},[1050,5423,1114],{"class":1071},[1050,5425,5426,5428,5431],{"class":1052,"line":1084},[1050,5427,1431],{"class":1430},[1050,5429,5430],{"class":1434},"Advanced QuerySet with complex operations",[1050,5432,1438],{"class":1430},[1050,5434,5435],{"class":1052,"line":1091},[1050,5436,1269],{"class":1067},[1050,5438,5439,5441,5443,5445,5447],{"class":1052,"line":1117},[1050,5440,1447],{"class":1094},[1050,5442,2250],{"class":1450},[1050,5444,1102],{"class":1071},[1050,5446,1457],{"class":1456},[1050,5448,1114],{"class":1071},[1050,5450,5451,5453,5455,5457,5459],{"class":1052,"line":1150},[1050,5452,1464],{"class":1063},[1050,5454,2008],{"class":2007},[1050,5456,1072],{"class":1071},[1050,5458,1328],{"class":1131},[1050,5460,1481],{"class":1071},[1050,5462,5463,5465,5467,5469,5471,5473],{"class":1052,"line":1168},[1050,5464,1498],{"class":1137},[1050,5466,1123],{"class":1071},[1050,5468,1200],{"class":1199},[1050,5470,1505],{"class":1203},[1050,5472,1200],{"class":1199},[1050,5474,1493],{"class":1071},[1050,5476,5477,5479,5481,5483],{"class":1052,"line":1211},[1050,5478,1486],{"class":1137},[1050,5480,1123],{"class":1071},[1050,5482,1261],{"class":1233},[1050,5484,1493],{"class":1071},[1050,5486,5487,5489,5491,5493,5495,5497],{"class":1052,"line":1239},[1050,5488,2293],{"class":1137},[1050,5490,1123],{"class":1071},[1050,5492,2298],{"class":1131},[1050,5494,1072],{"class":1071},[1050,5496,2049],{"class":1131},[1050,5498,1165],{"class":1071},[1050,5500,5501],{"class":1052,"line":1266},[1050,5502,1513],{"class":1071},[1050,5504,5505],{"class":1052,"line":1272},[1050,5506,1269],{"class":1067},[1050,5508,5509,5511,5514,5516,5518],{"class":1052,"line":1278},[1050,5510,1447],{"class":1094},[1050,5512,5513],{"class":1450}," 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bulk_publish",[1050,6234,1102],{"class":1071},[1050,6236,1457],{"class":1456},[1050,6238,1114],{"class":1071},[1050,6240,6241,6243,6246],{"class":1052,"line":3130},[1050,6242,2261],{"class":1430},[1050,6244,6245],{"class":1434},"Bulk publish draft posts",[1050,6247,1438],{"class":1430},[1050,6249,6250,6252,6254,6256,6258,6260,6262,6264,6266,6268,6270,6272,6275],{"class":1052,"line":3153},[1050,6251,1464],{"class":1063},[1050,6253,2008],{"class":2007},[1050,6255,1072],{"class":1071},[1050,6257,1328],{"class":1131},[1050,6259,1102],{"class":1071},[1050,6261,2349],{"class":1137},[1050,6263,1123],{"class":1071},[1050,6265,1200],{"class":1199},[1050,6267,1204],{"class":1203},[1050,6269,1200],{"class":1199},[1050,6271,3344],{"class":1071},[1050,6273,6274],{"class":1131},"update",[1050,6276,1481],{"class":1071},[1050,6278,6279,6281,6283,6285,6287,6289],{"class":1052,"line":3179},[1050,6280,1498],{"class":1137},[1050,6282,1123],{"class":1071},[1050,6284,1200],{"class":1199},[1050,6286,1505],{"class":1203},[1050,6288,1200],{"class":1199},[1050,6290,1493],{"class":1071},[1050,6292,6293,6295,6297,6299],{"class":1052,"line":3202},[1050,6294,1486],{"class":1137},[1050,6296,1123],{"class":1071},[1050,6298,1261],{"class":1233},[1050,6300,1493],{"class":1071},[1050,6302,6303,6306,6308,6310,6312,6314],{"class":1052,"line":3233},[1050,6304,6305],{"class":1137},"            published_at",[1050,6307,1123],{"class":1071},[1050,6309,2298],{"class":1131},[1050,6311,1072],{"class":1071},[1050,6313,2049],{"class":1131},[1050,6315,1165],{"class":1071},[1050,6317,6318],{"class":1052,"line":3238},[1050,6319,1513],{"class":1071},[1050,6321,6322],{"class":1052,"line":3249},[1050,6323,1269],{"class":1067},[1050,6325,6326,6328,6331,6333,6335,6337,6339,6341,6344],{"class":1052,"line":3254},[1050,6327,1447],{"class":1094},[1050,6329,6330],{"class":1450}," archive_old_posts",[1050,6332,1102],{"class":1071},[1050,6334,1457],{"class":1456},[1050,6336,1191],{"class":1071},[1050,6338,2379],{"class":1987},[1050,6340,1123],{"class":1983},[1050,6342,6343],{"class":1143},"365",[1050,6345,1114],{"class":1071},[1050,6347,6348,6350,6353],{"class":1052,"line":3259},[1050,6349,2261],{"class":1430},[1050,6351,6352],{"class":1434},"Archive posts older than specified days",[1050,6354,1438],{"class":1430},[1050,6356,6357,6359,6361,6363,6365,6367,6369,6371,6373,6375,6377,6379,6381],{"class":1052,"line":3289},[1050,6358,2400],{"class":1067},[1050,6360,1123],{"class":1071},[1050,6362,2044],{"class":1067},[1050,6364,1072],{"class":1071},[1050,6366,2049],{"class":1131},[1050,6368,1928],{"class":1071},[1050,6370,2413],{"class":1983},[1050,6372,2416],{"class":1131},[1050,6374,1102],{"class":1071},[1050,6376,2421],{"class":1137},[1050,6378,1123],{"class":1071},[1050,6380,2421],{"class":1131},[1050,6382,1147],{"class":1071},[1050,6384,6385,6387,6389,6391,6393],{"class":1052,"line":3320},[1050,6386,1464],{"class":1063},[1050,6388,2008],{"class":2007},[1050,6390,1072],{"class":1071},[1050,6392,1328],{"class":1131},[1050,6394,1481],{"class":1071},[1050,6396,6397,6400,6402,6404],{"class":1052,"line":3351},[1050,6398,6399],{"class":1137},"            created_at__lt",[1050,6401,1123],{"class":1071},[1050,6403,2447],{"class":1131},[1050,6405,1493],{"class":1071},[1050,6407,6409,6411,6413,6415,6417],{"class":1052,"line":6408},81,[1050,6410,1498],{"class":1137},[1050,6412,1123],{"class":1071},[1050,6414,1200],{"class":1199},[1050,6416,1505],{"class":1203},[1050,6418,1508],{"class":1199},[1050,6420,6422,6424,6426,6428,6430,6432,6434,6436,6438],{"class":1052,"line":6421},82,[1050,6423,4730],{"class":1071},[1050,6425,6274],{"class":1131},[1050,6427,1102],{"class":1071},[1050,6429,2349],{"class":1137},[1050,6431,1123],{"class":1071},[1050,6433,1200],{"class":1199},[1050,6435,1757],{"class":1203},[1050,6437,1200],{"class":1199},[1050,6439,1147],{"class":1071},[1050,6441,6443],{"class":1052,"line":6442},83,[1050,6444,1088],{"emptyLinePlaceholder":1087},[1050,6446,6448,6450,6452,6454,6456,6458,6460],{"class":1052,"line":6447},84,[1050,6449,1095],{"class":1094},[1050,6451,1099],{"class":1098},[1050,6453,1102],{"class":1071},[1050,6455,1106],{"class":1105},[1050,6457,1072],{"class":1071},[1050,6459,1111],{"class":1105},[1050,6461,1114],{"class":1071},[1050,6463,6465],{"class":1052,"line":6464},85,[1050,6466,6467],{"class":1056},"    # ... field definitions ...\n",[1050,6469,6471],{"class":1052,"line":6470},86,[1050,6472,1269],{"class":1067},[1050,6474,6476,6478,6480,6482,6484,6487,6489,6492],{"class":1052,"line":6475},87,[1050,6477,1917],{"class":1067},[1050,6479,1123],{"class":1071},[1050,6481,3606],{"class":1067},[1050,6483,1072],{"class":1071},[1050,6485,6486],{"class":1131},"from_queryset",[1050,6488,1102],{"class":1071},[1050,6490,6491],{"class":1131},"AdvancedPostQuerySet",[1050,6493,6494],{"class":1071},")()\n",[1050,6496,6498],{"class":1052,"line":6497},88,[1050,6499,1088],{"emptyLinePlaceholder":1087},[1050,6501,6503],{"class":1052,"line":6502},89,[1050,6504,2088],{"class":1056},[1050,6506,6508,6511,6513,6515,6517,6519,6521,6524,6526,6529],{"class":1052,"line":6507},90,[1050,6509,6510],{"class":1067},"popular_posts ",[1050,6512,1123],{"class":1071},[1050,6514,1099],{"class":1067},[1050,6516,1072],{"class":1071},[1050,6518,1302],{"class":1301},[1050,6520,1072],{"class":1071},[1050,6522,6523],{"class":1131},"with_stats",[1050,6525,1471],{"class":1071},[1050,6527,6528],{"class":1131},"popular_this_month",[1050,6530,1165],{"class":1071},[1050,6532,6534,6537,6539,6541,6543,6545,6547,6549,6551,6554],{"class":1052,"line":6533},91,[1050,6535,6536],{"class":1067},"optimized_posts ",[1050,6538,1123],{"class":1071},[1050,6540,1099],{"class":1067},[1050,6542,1072],{"class":1071},[1050,6544,1302],{"class":1301},[1050,6546,1072],{"class":1071},[1050,6548,1505],{"class":1131},[1050,6550,1471],{"class":1071},[1050,6552,6553],{"class":1131},"with_related",[1050,6555,1165],{"class":1071},[1050,6557,6559,6562,6564,6566,6568,6570,6572,6575],{"class":1052,"line":6558},92,[1050,6560,6561],{"class":1067},"sitemap_posts ",[1050,6563,1123],{"class":1071},[1050,6565,1099],{"class":1067},[1050,6567,1072],{"class":1071},[1050,6569,1302],{"class":1301},[1050,6571,1072],{"class":1071},[1050,6573,6574],{"class":1131},"for_sitemap",[1050,6576,1165],{"class":1071},[1050,6578,6580],{"class":1052,"line":6579},93,[1050,6581,1088],{"emptyLinePlaceholder":1087},[1050,6583,6585],{"class":1052,"line":6584},94,[1050,6586,6587],{"class":1056},"# Bulk operations\n",[1050,6589,6591,6594,6596,6598,6600,6602,6604,6606,6608,6610,6612,6615],{"class":1052,"line":6590},95,[1050,6592,6593],{"class":1067},"Post",[1050,6595,1072],{"class":1071},[1050,6597,1302],{"class":1301},[1050,6599,1072],{"class":1071},[1050,6601,1328],{"class":1131},[1050,6603,1102],{"class":1071},[1050,6605,2553],{"class":1137},[1050,6607,1123],{"class":1071},[1050,6609,3341],{"class":1131},[1050,6611,3344],{"class":1071},[1050,6613,6614],{"class":1131},"bulk_publish",[1050,6616,1165],{"class":1071},[1050,6618,6620,6622,6624,6626,6628,6631,6633,6635,6637,6640,6642],{"class":1052,"line":6619},96,[1050,6621,6593],{"class":1067},[1050,6623,1072],{"class":1071},[1050,6625,1302],{"class":1301},[1050,6627,1072],{"class":1071},[1050,6629,6630],{"class":1131},"archive_old_posts",[1050,6632,1102],{"class":1071},[1050,6634,2421],{"class":1137},[1050,6636,1123],{"class":1071},[1050,6638,6639],{"class":1143},"730",[1050,6641,2747],{"class":1071},[1050,6643,6644],{"class":1056},"  # Archive 2-year-old posts\n",[1035,6646,6648],{"id":6647},"queryset-composition-and-reusability","QuerySet Composition and Reusability",[1040,6650,6652],{"className":1042,"code":6651,"language":1044,"meta":1045,"style":1045},"# querysets.py - Separate file for reusable querysets\nfrom django.db import models\nfrom django.utils import timezone\nfrom datetime import timedelta\n\nclass TimestampedQuerySet(models.QuerySet):\n    \"\"\"Base queryset for models with timestamps\"\"\"\n    \n    def recent(self, days=30):\n        cutoff_date = timezone.now() - timedelta(days=days)\n        return self.filter(created_at__gte=cutoff_date)\n    \n    def older_than(self, days=30):\n        cutoff_date = timezone.now() - timedelta(days=days)\n        return self.filter(created_at__lt=cutoff_date)\n    \n    def this_week(self):\n        start_of_week = timezone.now() - timedelta(days=timezone.now().weekday())\n        return self.filter(created_at__gte=start_of_week)\n    \n    def this_month(self):\n        start_of_month = timezone.now().replace(day=1, hour=0, minute=0, second=0, microsecond=0)\n        return self.filter(created_at__gte=start_of_month)\n\nclass PublishableQuerySet(models.QuerySet):\n    \"\"\"Base queryset for publishable content\"\"\"\n    \n    def published(self):\n        return self.filter(\n            is_published=True,\n            published_at__lte=timezone.now()\n        )\n    \n    def unpublished(self):\n        return self.filter(is_published=False)\n    \n    def scheduled(self):\n        return self.filter(\n            is_published=True,\n            published_at__gt=timezone.now()\n        )\n\nclass PostQuerySet(TimestampedQuerySet, PublishableQuerySet):\n    \"\"\"Composed queryset inheriting from multiple base querysets\"\"\"\n    \n    def featured(self):\n        return self.filter(is_featured=True)\n    \n    def by_author(self, author):\n        return self.filter(author=author)\n    \n    def in_category(self, category):\n        return self.filter(category=category)\n\nclass EventQuerySet(TimestampedQuerySet, PublishableQuerySet):\n    \"\"\"Events with similar functionality\"\"\"\n    \n    def upcoming(self):\n        return self.filter(event_date__gte=timezone.now())\n    \n    def past(self):\n        return self.filter(event_date__lt=timezone.now())\n\n# models.py\nclass Post(models.Model):\n    # ... field definitions ...\n    objects = models.Manager.from_queryset(PostQuerySet)()\n\nclass Event(models.Model):\n    # ... field definitions ...\n    objects = models.Manager.from_queryset(EventQuerySet)()\n\n# Usage - both models inherit common functionality\nrecent_posts = Post.objects.recent(7).published()\nrecent_events = Event.objects.recent(7).upcoming()\nthis_month_posts = Post.objects.this_month().featured()\n",[1047,6653,6654,6659,6673,6687,6697,6701,6718,6727,6731,6751,6779,6799,6803,6824,6852,6873,6877,6890,6929,6950,6954,6967,7025,7046,7050,7067,7076,7080,7092,7104,7114,7128,7132,7136,7149,7169,7173,7185,7197,7207,7221,7225,7229,7246,7255,7259,7271,7291,7295,7311,7331,7335,7351,7371,7375,7392,7401,7405,7418,7443,7447,7460,7485,7489,7493,7509,7513,7536,7540,7557,7561,7584,7588,7593,7620,7648],{"__ignoreMap":1045},[1050,6655,6656],{"class":1052,"line":1053},[1050,6657,6658],{"class":1056},"# querysets.py - Separate file for reusable querysets\n",[1050,6660,6661,6663,6665,6667,6669,6671],{"class":1052,"line":1060},[1050,6662,1064],{"class":1063},[1050,6664,1068],{"class":1067},[1050,6666,1072],{"class":1071},[1050,6668,1075],{"class":1067},[1050,6670,1078],{"class":1063},[1050,6672,1081],{"class":1067},[1050,6674,6675,6677,6679,6681,6683,6685],{"class":1052,"line":1084},[1050,6676,1064],{"class":1063},[1050,6678,1068],{"class":1067},[1050,6680,1072],{"class":1071},[1050,6682,1398],{"class":1067},[1050,6684,1078],{"class":1063},[1050,6686,1403],{"class":1067},[1050,6688,6689,6691,6693,6695],{"class":1052,"line":1091},[1050,6690,1064],{"class":1063},[1050,6692,2204],{"class":1067},[1050,6694,1078],{"class":1063},[1050,6696,2209],{"class":1067},[1050,6698,6699],{"class":1052,"line":1117},[1050,6700,1088],{"emptyLinePlaceholder":1087},[1050,6702,6703,6705,6708,6710,6712,6714,6716],{"class":1052,"line":1150},[1050,6704,1095],{"class":1094},[1050,6706,6707],{"class":1098}," TimestampedQuerySet",[1050,6709,1102],{"class":1071},[1050,6711,1106],{"class":1105},[1050,6713,1072],{"class":1071},[1050,6715,4292],{"class":1105},[1050,6717,1114],{"class":1071},[1050,6719,6720,6722,6725],{"class":1052,"line":1168},[1050,6721,1431],{"class":1430},[1050,6723,6724],{"class":1434},"Base queryset for models with timestamps",[1050,6726,1438],{"class":1430},[1050,6728,6729],{"class":1052,"line":1211},[1050,6730,1269],{"class":1067},[1050,6732,6733,6735,6737,6739,6741,6743,6745,6747,6749],{"class":1052,"line":1239},[1050,6734,1447],{"class":1094},[1050,6736,2370],{"class":1450},[1050,6738,1102],{"class":1071},[1050,6740,1457],{"class":1456},[1050,6742,1191],{"class":1071},[1050,6744,2379],{"class":1987},[1050,6746,1123],{"class":1983},[1050,6748,2384],{"class":1143},[1050,6750,1114],{"class":1071},[1050,6752,6753,6755,6757,6759,6761,6763,6765,6767,6769,6771,6773,6775,6777],{"class":1052,"line":1266},[1050,6754,2400],{"class":1067},[1050,6756,1123],{"class":1071},[1050,6758,2044],{"class":1067},[1050,6760,1072],{"class":1071},[1050,6762,2049],{"class":1131},[1050,6764,1928],{"class":1071},[1050,6766,2413],{"class":1983},[1050,6768,2416],{"class":1131},[1050,6770,1102],{"class":1071},[1050,6772,2421],{"class":1137},[1050,6774,1123],{"class":1071},[1050,6776,2421],{"class":1131},[1050,6778,1147],{"class":1071},[1050,6780,6781,6783,6785,6787,6789,6791,6793,6795,6797],{"class":1052,"line":1272},[1050,6782,1464],{"class":1063},[1050,6784,2008],{"class":2007},[1050,6786,1072],{"class":1071},[1050,6788,1328],{"class":1131},[1050,6790,1102],{"class":1071},[1050,6792,2442],{"class":1137},[1050,6794,1123],{"class":1071},[1050,6796,2447],{"class":1131},[1050,6798,1147],{"class":1071},[1050,6800,6801],{"class":1052,"line":1278},[1050,6802,1269],{"class":1067},[1050,6804,6805,6807,6810,6812,6814,6816,6818,6820,6822],{"class":1052,"line":1283},[1050,6806,1447],{"class":1094},[1050,6808,6809],{"class":1450}," older_than",[1050,6811,1102],{"class":1071},[1050,6813,1457],{"class":1456},[1050,6815,1191],{"class":1071},[1050,6817,2379],{"class":1987},[1050,6819,1123],{"class":1983},[1050,6821,2384],{"class":1143},[1050,6823,1114],{"class":1071},[1050,6825,6826,6828,6830,6832,6834,6836,6838,6840,6842,6844,6846,6848,6850],{"class":1052,"line":1289},[1050,6827,2400],{"class":1067},[1050,6829,1123],{"class":1071},[1050,6831,2044],{"class":1067},[1050,6833,1072],{"class":1071},[1050,6835,2049],{"class":1131},[1050,6837,1928],{"class":1071},[1050,6839,2413],{"class":1983},[1050,6841,2416],{"class":1131},[1050,6843,1102],{"class":1071},[1050,6845,2421],{"class":1137},[1050,6847,1123],{"class":1071},[1050,6849,2421],{"class":1131},[1050,6851,1147],{"class":1071},[1050,6853,6854,6856,6858,6860,6862,6864,6867,6869,6871],{"class":1052,"line":1312},[1050,6855,1464],{"class":1063},[1050,6857,2008],{"class":2007},[1050,6859,1072],{"class":1071},[1050,6861,1328],{"class":1131},[1050,6863,1102],{"class":1071},[1050,6865,6866],{"class":1137},"created_at__lt",[1050,6868,1123],{"class":1071},[1050,6870,2447],{"class":1131},[1050,6872,1147],{"class":1071},[1050,6874,6875],{"class":1052,"line":1342},[1050,6876,1269],{"class":1067},[1050,6878,6879,6881,6884,6886,6888],{"class":1052,"line":1550},[1050,6880,1447],{"class":1094},[1050,6882,6883],{"class":1450}," this_week",[1050,6885,1102],{"class":1071},[1050,6887,1457],{"class":1456},[1050,6889,1114],{"class":1071},[1050,6891,6892,6895,6897,6899,6901,6903,6905,6907,6909,6911,6913,6915,6917,6919,6921,6923,6926],{"class":1052,"line":1563},[1050,6893,6894],{"class":1067},"        start_of_week ",[1050,6896,1123],{"class":1071},[1050,6898,2044],{"class":1067},[1050,6900,1072],{"class":1071},[1050,6902,2049],{"class":1131},[1050,6904,1928],{"class":1071},[1050,6906,2413],{"class":1983},[1050,6908,2416],{"class":1131},[1050,6910,1102],{"class":1071},[1050,6912,2421],{"class":1137},[1050,6914,1123],{"class":1071},[1050,6916,2298],{"class":1131},[1050,6918,1072],{"class":1071},[1050,6920,2049],{"class":1131},[1050,6922,1471],{"class":1071},[1050,6924,6925],{"class":1131},"weekday",[1050,6927,6928],{"class":1071},"())\n",[1050,6930,6931,6933,6935,6937,6939,6941,6943,6945,6948],{"class":1052,"line":1580},[1050,6932,1464],{"class":1063},[1050,6934,2008],{"class":2007},[1050,6936,1072],{"class":1071},[1050,6938,1328],{"class":1131},[1050,6940,1102],{"class":1071},[1050,6942,2442],{"class":1137},[1050,6944,1123],{"class":1071},[1050,6946,6947],{"class":1131},"start_of_week",[1050,6949,1147],{"class":1071},[1050,6951,6952],{"class":1052,"line":1591},[1050,6953,1269],{"class":1067},[1050,6955,6956,6958,6961,6963,6965],{"class":1052,"line":1602},[1050,6957,1447],{"class":1094},[1050,6959,6960],{"class":1450}," 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PublishableQuerySet",[1050,7058,1102],{"class":1071},[1050,7060,1106],{"class":1105},[1050,7062,1072],{"class":1071},[1050,7064,4292],{"class":1105},[1050,7066,1114],{"class":1071},[1050,7068,7069,7071,7074],{"class":1052,"line":1667},[1050,7070,1431],{"class":1430},[1050,7072,7073],{"class":1434},"Base queryset for publishable content",[1050,7075,1438],{"class":1430},[1050,7077,7078],{"class":1052,"line":1682},[1050,7079,1269],{"class":1067},[1050,7081,7082,7084,7086,7088,7090],{"class":1052,"line":1694},[1050,7083,1447],{"class":1094},[1050,7085,2250],{"class":1450},[1050,7087,1102],{"class":1071},[1050,7089,1457],{"class":1456},[1050,7091,1114],{"class":1071},[1050,7093,7094,7096,7098,7100,7102],{"class":1052,"line":1703},[1050,7095,1464],{"class":1063},[1050,7097,2008],{"class":2007},[1050,7099,1072],{"class":1071},[1050,7101,1328],{"class":1131},[1050,7103,1481],{"class":1071},[1050,7105,7106,7108,7110,7112],{"class":1052,"line":1728},[1050,7107,1486],{"class":1137},[1050,7109,1123],{"class":1071},[1050,7111,1261],{"class":1233},[1050,7113,1493],{"class":1071},[1050,7115,7116,7118,7120,7122,7124,7126],{"class":1052,"line":1750},[1050,7117,2293],{"class":1137},[1050,7119,1123],{"class":1071},[1050,7121,2298],{"class":1131},[1050,7123,1072],{"class":1071},[1050,7125,2049],{"class":1131},[1050,7127,1165],{"class":1071},[1050,7129,7130],{"class":1052,"line":1773},[1050,7131,1513],{"class":1071},[1050,7133,7134],{"class":1052,"line":1779},[1050,7135,1269],{"class":1067},[1050,7137,7138,7140,7143,7145,7147],{"class":1052,"line":1793},[1050,7139,1447],{"class":1094},[1050,7141,7142],{"class":1450}," unpublished",[1050,7144,1102],{"class":1071},[1050,7146,1457],{"class":1456},[1050,7148,1114],{"class":1071},[1050,7150,7151,7153,7155,7157,7159,7161,7163,7165,7167],{"class":1052,"line":1799},[1050,7152,1464],{"class":1063},[1050,7154,2008],{"class":2007},[1050,7156,1072],{"class":1071},[1050,7158,1328],{"class":1131},[1050,7160,1102],{"class":1071},[1050,7162,1333],{"class":1137},[1050,7164,1123],{"class":1071},[1050,7166,1234],{"class":1233},[1050,7168,1147],{"class":1071},[1050,7170,7171],{"class":1052,"line":1822},[1050,7172,1269],{"class":1067},[1050,7174,7175,7177,7179,7181,7183],{"class":1052,"line":1846},[1050,7176,1447],{"class":1094},[1050,7178,5513],{"class":1450},[1050,7180,1102],{"class":1071},[1050,7182,1457],{"class":1456},[1050,7184,1114],{"class":1071},[1050,7186,7187,7189,7191,7193,7195],{"class":1052,"line":1869},[1050,7188,1464],{"class":1063},[1050,7190,2008],{"class":2007},[1050,7192,1072],{"class":1071},[1050,7194,1328],{"class":1131},[1050,7196,1481],{"class":1071},[1050,7198,7199,7201,7203,7205],{"class":1052,"line":1903},[1050,7200,1486],{"class":1137},[1050,7202,1123],{"class":1071},[1050,7204,1261],{"class":1233},[1050,7206,1493],{"class":1071},[1050,7208,7209,7211,7213,7215,7217,7219],{"class":1052,"line":1908},[1050,7210,5559],{"class":1137},[1050,7212,1123],{"class":1071},[1050,7214,2298],{"class":1131},[1050,7216,1072],{"class":1071},[1050,7218,2049],{"class":1131},[1050,7220,1165],{"class":1071},[1050,7222,7223],{"class":1052,"line":1914},[1050,7224,1513],{"class":1071},[1050,7226,7227],{"class":1052,"line":1934},[1050,7228,1088],{"emptyLinePlaceholder":1087},[1050,7230,7231,7233,7235,7237,7240,7242,7244],{"class":1052,"line":1949},[1050,7232,1095],{"class":1094},[1050,7234,4283],{"class":1098},[1050,7236,1102],{"class":1071},[1050,7238,7239],{"class":1105},"TimestampedQuerySet",[1050,7241,1191],{"class":1071},[1050,7243,7056],{"class":1105},[1050,7245,1114],{"class":1071},[1050,7247,7248,7250,7253],{"class":1052,"line":1964},[1050,7249,1431],{"class":1430},[1050,7251,7252],{"class":1434},"Composed queryset inheriting from multiple base querysets",[1050,7254,1438],{"class":1430},[1050,7256,7257],{"class":1052,"line":1969},[1050,7258,1269],{"class":1067},[1050,7260,7261,7263,7265,7267,7269],{"class":1052,"line":2001},[1050,7262,1447],{"class":1094},[1050,7264,3678],{"class":1450},[1050,7266,1102],{"class":1071},[1050,7268,1457],{"class":1456},[1050,7270,1114],{"class":1071},[1050,7272,7273,7275,7277,7279,7281,7283,7285,7287,7289],{"class":1052,"line":2031},[1050,7274,1464],{"class":1063},[1050,7276,2008],{"class":2007},[1050,7278,1072],{"class":1071},[1050,7280,1328],{"class":1131},[1050,7282,1102],{"class":1071},[1050,7284,3703],{"class":1137},[1050,7286,1123],{"class":1071},[1050,7288,1261],{"class":1233},[1050,7290,1147],{"class":1071},[1050,7292,7293],{"class":1052,"line":2054},[1050,7294,1269],{"class":1067},[1050,7296,7297,7299,7301,7303,7305,7307,7309],{"class":1052,"line":2080},[1050,7298,1447],{"class":1094},[1050,7300,2518],{"class":1450},[1050,7302,1102],{"class":1071},[1050,7304,1457],{"class":1456},[1050,7306,1191],{"class":1071},[1050,7308,2527],{"class":1987},[1050,7310,1114],{"class":1071},[1050,7312,7313,7315,7317,7319,7321,7323,7325,7327,7329],{"class":1052,"line":2085},[1050,7314,1464],{"class":1063},[1050,7316,2008],{"class":2007},[1050,7318,1072],{"class":1071},[1050,7320,1328],{"class":1131},[1050,7322,1102],{"class":1071},[1050,7324,2553],{"class":1137},[1050,7326,1123],{"class":1071},[1050,7328,2553],{"class":1131},[1050,7330,1147],{"class":1071},[1050,7332,7333],{"class":1052,"line":2091},[1050,7334,1269],{"class":1067},[1050,7336,7337,7339,7341,7343,7345,7347,7349],{"class":1052,"line":2113},[1050,7338,1447],{"class":1094},[1050,7340,2570],{"class":1450},[1050,7342,1102],{"class":1071},[1050,7344,1457],{"class":1456},[1050,7346,1191],{"class":1071},[1050,7348,2579],{"class":1987},[1050,7350,1114],{"class":1071},[1050,7352,7353,7355,7357,7359,7361,7363,7365,7367,7369],{"class":1052,"line":2135},[1050,7354,1464],{"class":1063},[1050,7356,2008],{"class":2007},[1050,7358,1072],{"class":1071},[1050,7360,1328],{"class":1131},[1050,7362,1102],{"class":1071},[1050,7364,2605],{"class":1137},[1050,7366,1123],{"class":1071},[1050,7368,2605],{"class":1131},[1050,7370,1147],{"class":1071},[1050,7372,7373],{"class":1052,"line":2868},[1050,7374,1088],{"emptyLinePlaceholder":1087},[1050,7376,7377,7379,7382,7384,7386,7388,7390],{"class":1052,"line":2877},[1050,7378,1095],{"class":1094},[1050,7380,7381],{"class":1098}," EventQuerySet",[1050,7383,1102],{"class":1071},[1050,7385,7239],{"class":1105},[1050,7387,1191],{"class":1071},[1050,7389,7056],{"class":1105},[1050,7391,1114],{"class":1071},[1050,7393,7394,7396,7399],{"class":1052,"line":2882},[1050,7395,1431],{"class":1430},[1050,7397,7398],{"class":1434},"Events with similar functionality",[1050,7400,1438],{"class":1430},[1050,7402,7403],{"class":1052,"line":2888},[1050,7404,1269],{"class":1067},[1050,7406,7407,7409,7412,7414,7416],{"class":1052,"line":2894},[1050,7408,1447],{"class":1094},[1050,7410,7411],{"class":1450}," upcoming",[1050,7413,1102],{"class":1071},[1050,7415,1457],{"class":1456},[1050,7417,1114],{"class":1071},[1050,7419,7420,7422,7424,7426,7428,7430,7433,7435,7437,7439,7441],{"class":1052,"line":2900},[1050,7421,1464],{"class":1063},[1050,7423,2008],{"class":2007},[1050,7425,1072],{"class":1071},[1050,7427,1328],{"class":1131},[1050,7429,1102],{"class":1071},[1050,7431,7432],{"class":1137},"event_date__gte",[1050,7434,1123],{"class":1071},[1050,7436,2298],{"class":1131},[1050,7438,1072],{"class":1071},[1050,7440,2049],{"class":1131},[1050,7442,6928],{"class":1071},[1050,7444,7445],{"class":1052,"line":2905},[1050,7446,1269],{"class":1067},[1050,7448,7449,7451,7454,7456,7458],{"class":1052,"line":2913},[1050,7450,1447],{"class":1094},[1050,7452,7453],{"class":1450}," past",[1050,7455,1102],{"class":1071},[1050,7457,1457],{"class":1456},[1050,7459,1114],{"class":1071},[1050,7461,7462,7464,7466,7468,7470,7472,7475,7477,7479,7481,7483],{"class":1052,"line":2918},[1050,7463,1464],{"class":1063},[1050,7465,2008],{"class":2007},[1050,7467,1072],{"class":1071},[1050,7469,1328],{"class":1131},[1050,7471,1102],{"class":1071},[1050,7473,7474],{"class":1137},"event_date__lt",[1050,7476,1123],{"class":1071},[1050,7478,2298],{"class":1131},[1050,7480,1072],{"class":1071},[1050,7482,2049],{"class":1131},[1050,7484,6928],{"class":1071},[1050,7486,7487],{"class":1052,"line":2935},[1050,7488,1088],{"emptyLinePlaceholder":1087},[1050,7490,7491],{"class":1052,"line":2958},[1050,7492,1057],{"class":1056},[1050,7494,7495,7497,7499,7501,7503,7505,7507],{"class":1052,"line":2973},[1050,7496,1095],{"class":1094},[1050,7498,1099],{"class":1098},[1050,7500,1102],{"class":1071},[1050,7502,1106],{"class":1105},[1050,7504,1072],{"class":1071},[1050,7506,1111],{"class":1105},[1050,7508,1114],{"class":1071},[1050,7510,7511],{"class":1052,"line":3014},[1050,7512,6467],{"class":1056},[1050,7514,7515,7517,7519,7521,7523,7525,7527,7529,7531,7534],{"class":1052,"line":3061},[1050,7516,1917],{"class":1067},[1050,7518,1123],{"class":1071},[1050,7520,1126],{"class":1067},[1050,7522,1072],{"class":1071},[1050,7524,1423],{"class":1301},[1050,7526,1072],{"class":1071},[1050,7528,6486],{"class":1131},[1050,7530,1102],{"class":1071},[1050,7532,7533],{"class":1131},"PostQuerySet",[1050,7535,6494],{"class":1071},[1050,7537,7538],{"class":1052,"line":3095},[1050,7539,1088],{"emptyLinePlaceholder":1087},[1050,7541,7542,7544,7547,7549,7551,7553,7555],{"class":1052,"line":3130},[1050,7543,1095],{"class":1094},[1050,7545,7546],{"class":1098}," Event",[1050,7548,1102],{"class":1071},[1050,7550,1106],{"class":1105},[1050,7552,1072],{"class":1071},[1050,7554,1111],{"class":1105},[1050,7556,1114],{"class":1071},[1050,7558,7559],{"class":1052,"line":3153},[1050,7560,6467],{"class":1056},[1050,7562,7563,7565,7567,7569,7571,7573,7575,7577,7579,7582],{"class":1052,"line":3179},[1050,7564,1917],{"class":1067},[1050,7566,1123],{"class":1071},[1050,7568,1126],{"class":1067},[1050,7570,1072],{"class":1071},[1050,7572,1423],{"class":1301},[1050,7574,1072],{"class":1071},[1050,7576,6486],{"class":1131},[1050,7578,1102],{"class":1071},[1050,7580,7581],{"class":1131},"EventQuerySet",[1050,7583,6494],{"class":1071},[1050,7585,7586],{"class":1052,"line":3202},[1050,7587,1088],{"emptyLinePlaceholder":1087},[1050,7589,7590],{"class":1052,"line":3233},[1050,7591,7592],{"class":1056},"# Usage - both models inherit common functionality\n",[1050,7594,7595,7598,7600,7602,7604,7606,7608,7610,7612,7614,7616,7618],{"class":1052,"line":3238},[1050,7596,7597],{"class":1067},"recent_posts ",[1050,7599,1123],{"class":1071},[1050,7601,1099],{"class":1067},[1050,7603,1072],{"class":1071},[1050,7605,1302],{"class":1301},[1050,7607,1072],{"class":1071},[1050,7609,3279],{"class":1131},[1050,7611,1102],{"class":1071},[1050,7613,3284],{"class":1143},[1050,7615,3344],{"class":1071},[1050,7617,1505],{"class":1131},[1050,7619,1165],{"class":1071},[1050,7621,7622,7625,7627,7629,7631,7633,7635,7637,7639,7641,7643,7646],{"class":1052,"line":3249},[1050,7623,7624],{"class":1067},"recent_events ",[1050,7626,1123],{"class":1071},[1050,7628,7546],{"class":1067},[1050,7630,1072],{"class":1071},[1050,7632,1302],{"class":1301},[1050,7634,1072],{"class":1071},[1050,7636,3279],{"class":1131},[1050,7638,1102],{"class":1071},[1050,7640,3284],{"class":1143},[1050,7642,3344],{"class":1071},[1050,7644,7645],{"class":1131},"upcoming",[1050,7647,1165],{"class":1071},[1050,7649,7650,7653,7655,7657,7659,7661,7663,7666,7668,7670],{"class":1052,"line":3254},[1050,7651,7652],{"class":1067},"this_month_posts ",[1050,7654,1123],{"class":1071},[1050,7656,1099],{"class":1067},[1050,7658,1072],{"class":1071},[1050,7660,1302],{"class":1301},[1050,7662,1072],{"class":1071},[1050,7664,7665],{"class":1131},"this_month",[1050,7667,1471],{"class":1071},[1050,7669,2147],{"class":1131},[1050,7671,1165],{"class":1071},[1035,7673,7675],{"id":7674},"performance-optimized-querysets","Performance-Optimized QuerySets",[1040,7677,7679],{"className":1042,"code":7678,"language":1044,"meta":1045,"style":1045},"# models.py\nclass OptimizedPostQuerySet(models.QuerySet):\n    \"\"\"Performance-optimized queryset methods\"\"\"\n    \n    def with_minimal_data(self):\n        \"\"\"Load only essential fields\"\"\"\n        return self.only(\n            'id', 'title', 'slug', 'created_at', 'author_id'\n        )\n    \n    def with_author_info(self):\n        \"\"\"Efficiently load author information\"\"\"\n        return self.select_related('author').only(\n            'id', 'title', 'slug', 'created_at',\n            'author__username', 'author__first_name', 'author__last_name'\n        )\n    \n    def with_full_data(self):\n        \"\"\"Load all related data efficiently\"\"\"\n        return self.select_related(\n            'author',\n            'category'\n        ).prefetch_related(\n            'tags',\n            models.Prefetch(\n                'comments',\n                queryset=Comment.objects.select_related('author').filter(is_approved=True)\n            )\n        )\n    \n    def for_api(self):\n        \"\"\"Optimized for API responses\"\"\"\n        return self.select_related('author', 'category').prefetch_related('tags').only(\n            'id', 'title', 'slug', 'excerpt', 'created_at', 'view_count',\n            'author__username', 'category__name'\n        )\n    \n    def popular_with_stats(self):\n        \"\"\"Get popular posts with engagement statistics\"\"\"\n        from django.db.models import Count, F, Case, When, IntegerField\n        \n        return self.annotate(\n            comment_count=Count('comments', filter=models.Q(comments__is_approved=True)),\n            like_count=Count('likes'),\n            engagement_score=F('view_count') + F('comment_count') * 5 + F('like_count') * 2,\n            popularity_tier=Case(\n                When(engagement_score__gte=1000, then=models.Value('high')),\n                When(engagement_score__gte=100, then=models.Value('medium')),\n                default=models.Value('low'),\n                output_field=models.CharField()\n            )\n        ).filter(engagement_score__gte=50).order_by('-engagement_score')\n    \n    def bulk_update_views(self, post_ids, increment=1):\n        \"\"\"Efficiently update view counts\"\"\"\n        from django.db.models import F\n        \n        return self.filter(id__in=post_ids).update(\n            view_count=F('view_count') + increment\n        )\n\nclass Post(models.Model):\n    # ... field definitions ...\n    \n    objects = models.Manager.from_queryset(OptimizedPostQuerySet)()\n\n# Usage\n# For list views\npost_list = Post.objects.published().with_minimal_data()\n\n# For detail views\npost_detail = Post.objects.with_full_data().get(slug=slug)\n\n# For API endpoints\napi_posts = Post.objects.published().for_api()\n\n# Bulk operations\nPost.objects.bulk_update_views([1, 2, 3, 4, 5], increment=1)\n",[1047,7680,7681,7685,7702,7711,7715,7728,7737,7749,7792,7796,7800,7813,7822,7846,7880,7907,7911,7915,7928,7937,7949,7959,7967,7975,7985,7997,8008,8049,8054,8058,8062,8075,8084,8128,8179,8196,8200,8204,8217,8226,8263,8267,8279,8321,8340,8399,8411,8450,8486,8510,8525,8529,8559,8563,8590,8599,8617,8621,8647,8671,8675,8679,8695,8699,8703,8726,8730,8734,8739,8763,8767,8772,8805,8809,8814,8838,8842,8846],{"__ignoreMap":1045},[1050,7682,7683],{"class":1052,"line":1053},[1050,7684,1057],{"class":1056},[1050,7686,7687,7689,7692,7694,7696,7698,7700],{"class":1052,"line":1060},[1050,7688,1095],{"class":1094},[1050,7690,7691],{"class":1098}," OptimizedPostQuerySet",[1050,7693,1102],{"class":1071},[1050,7695,1106],{"class":1105},[1050,7697,1072],{"class":1071},[1050,7699,4292],{"class":1105},[1050,7701,1114],{"class":1071},[1050,7703,7704,7706,7709],{"class":1052,"line":1084},[1050,7705,1431],{"class":1430},[1050,7707,7708],{"class":1434},"Performance-optimized queryset 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