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ASGI","/asynchronous-django/introduction-to-asgi","19.asynchronous-django/02.introduction-to-asgi",{"title":713,"path":714,"stem":715},"Async Views","/asynchronous-django/async-views","19.asynchronous-django/03.async-views",{"title":717,"path":718,"stem":719},"Async ORM Status","/asynchronous-django/async-orm-status","19.asynchronous-django/04.async-orm-status",{"title":721,"path":722,"stem":723},"WebSockets with Channels","/asynchronous-django/websockets-with-channels","19.asynchronous-django/05.websockets-with-channels",{"title":725,"path":726,"stem":727},"Background Tasks with Celery or RQ","/asynchronous-django/background-tasks-with-celery-or-rq","19.asynchronous-django/06.background-tasks-with-celery-or-rq",{"title":729,"path":730,"stem":731},"Asynchronous Support","/asynchronous-django/asynchronous-support","19.asynchronous-django/07.asynchronous-support",{"title":733,"path":734,"stem":735},"Django's Tasks Framework","/asynchronous-django/django-tasks-framework","19.asynchronous-django/08.django-tasks-framework",{"title":737,"path":738,"stem":739,"children":740},"Deployment","/deployment","20.deployment/01.index",[741,742,746,750,754,758,762,766,770],{"title":737,"path":738,"stem":739},{"title":743,"path":744,"stem":745},"Preparing for Production","/deployment/preparing-for-production","20.deployment/02.preparing-for-production",{"title":747,"path":748,"stem":749},"Using WSGI and ASGI Servers","/deployment/using-wsgi-and-asgi-servers","20.deployment/03.using-wsgi-and-asgi-servers",{"title":751,"path":752,"stem":753},"Deploying on Linux Servers","/deployment/deploying-on-linux-servers","20.deployment/04.deploying-on-linux-servers",{"title":755,"path":756,"stem":757},"Using Docker","/deployment/using-docker","20.deployment/05.using-docker",{"title":759,"path":760,"stem":761},"Cloud Deployment Guides","/deployment/cloud-deployment-guides","20.deployment/06.cloud-deployment-guides",{"title":763,"path":764,"stem":765},"Scaling and Load Balancing","/deployment/scaling-and-load-balancing","20.deployment/07.scaling-and-load-balancing",{"title":767,"path":768,"stem":769},"Monitoring and Logging","/deployment/monitoring-and-logging","20.deployment/08.monitoring-and-logging",{"title":771,"path":772,"stem":773},"Backup Strategies","/deployment/backup-strategies","20.deployment/09.backup-strategies",{"title":775,"path":776,"stem":777,"children":778},"Performance and Optimization","/performance-and-optimization","21.performance-and-optimization/01.index",[779,780,784,788,792,796],{"title":775,"path":776,"stem":777},{"title":781,"path":782,"stem":783},"Query Optimization","/performance-and-optimization/query-optimization","21.performance-and-optimization/02.query-optimization",{"title":785,"path":786,"stem":787},"Template Rendering Optimization","/performance-and-optimization/template-rendering-optimization","21.performance-and-optimization/03.template-rendering-optimization",{"title":789,"path":790,"stem":791},"Using Select Related and Prefetch Related","/performance-and-optimization/using-select-related-and-prefetch-related","21.performance-and-optimization/04.using-select-related-and-prefetch-related",{"title":793,"path":794,"stem":795},"Caching Strategies","/performance-and-optimization/caching-strategies","21.performance-and-optimization/05.caching-strategies",{"title":797,"path":798,"stem":799},"Profiling Django Apps","/performance-and-optimization/profiling-django-apps","21.performance-and-optimization/06.profiling-django-apps",{"title":801,"path":802,"stem":803,"children":804},"Advanced and Expert Topics","/advanced-and-expert-topics","22.advanced-and-expert-topics/01.index",[805,806,810,814,818,822,826,830,834,838,842,846],{"title":801,"path":802,"stem":803},{"title":807,"path":808,"stem":809},"System Architecture Patterns","/advanced-and-expert-topics/system-architecture-patterns","22.advanced-and-expert-topics/02.system-architecture-patterns",{"title":811,"path":812,"stem":813},"Domain Driven Design with Django","/advanced-and-expert-topics/domain-driven-design-with-django","22.advanced-and-expert-topics/03.domain-driven-design-with-django",{"title":815,"path":816,"stem":817},"Building Large Scale Django Projects","/advanced-and-expert-topics/building-large-scale-django-projects","22.advanced-and-expert-topics/04.building-large-scale-django-projects",{"title":819,"path":820,"stem":821},"Plugin Architectures for Django Apps","/advanced-and-expert-topics/plugin-architectures-for-django-apps","22.advanced-and-expert-topics/05.plugin-architectures-for-django-apps",{"title":823,"path":824,"stem":825},"Extending Django's Core","/advanced-and-expert-topics/extending-djangos-core","22.advanced-and-expert-topics/06.extending-djangos-core",{"title":827,"path":828,"stem":829},"Custom ORM Expressions","/advanced-and-expert-topics/custom-orm-expressions","22.advanced-and-expert-topics/07.custom-orm-expressions",{"title":831,"path":832,"stem":833},"Custom Management Commands","/advanced-and-expert-topics/custom-management-commands","22.advanced-and-expert-topics/08.custom-management-commands",{"title":835,"path":836,"stem":837},"Working with Signals","/advanced-and-expert-topics/working-with-signals","22.advanced-and-expert-topics/09.working-with-signals",{"title":839,"path":840,"stem":841},"Building Reusable Django Packages","/advanced-and-expert-topics/building-reusable-django-packages","22.advanced-and-expert-topics/10.building-reusable-django-packages",{"title":843,"path":844,"stem":845},"Integrating Microservices","/advanced-and-expert-topics/integrating-microservices","22.advanced-and-expert-topics/11.integrating-microservices",{"title":847,"path":848,"stem":849},"Advanced Security 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Django","/microservices-with-django","27.microservices-with-django/01.index",[879,880,884,888,892,896,900,904,908,912,916,920,924],{"title":875,"path":876,"stem":877},{"title":881,"path":882,"stem":883},"What Is a Microservice?","/microservices-with-django/what-is-a-microservice","27.microservices-with-django/02.what-is-a-microservice",{"title":885,"path":886,"stem":887},"Introducing the Django Microservices Architecture","/microservices-with-django/django-microservices-architecture","27.microservices-with-django/03.django-microservices-architecture",{"title":889,"path":890,"stem":891},"Setting Up the Development and Runtime Environment","/microservices-with-django/development-environment","27.microservices-with-django/04.development-environment",{"title":893,"path":894,"stem":895},"Cloud-native Data Processing with MongoDB","/microservices-with-django/cloud-native-data-processing","27.microservices-with-django/05.cloud-native-data-processing",{"title":897,"path":898,"stem":899},"Creating RESTful APIs for Microservices","/microservices-with-django/restful-apis","27.microservices-with-django/06.restful-apis",{"title":901,"path":902,"stem":903},"Orchestrating Microservices with Celery and RabbitMQ","/microservices-with-django/orchestrating-celery-rabbitmq","27.microservices-with-django/07.orchestrating-celery-rabbitmq",{"title":905,"path":906,"stem":907},"Testing Microservices","/microservices-with-django/testing-microservices","27.microservices-with-django/08.testing-microservices",{"title":909,"path":910,"stem":911},"Deploying Microservices","/microservices-with-django/deploying-microservices","27.microservices-with-django/09.deploying-microservices",{"title":913,"path":914,"stem":915},"Securing Microservices","/microservices-with-django/securing-microservices","27.microservices-with-django/10.securing-microservices",{"title":917,"path":918,"stem":919},"Improving Microservices Performance with Caching","/microservices-with-django/performance-caching","27.microservices-with-django/11.performance-caching",{"title":921,"path":922,"stem":923},"Best Practices","/microservices-with-django/best-practices","27.microservices-with-django/12.best-practices",{"title":925,"path":926,"stem":927},"Transforming a Monolithic Web App into a Microservice version","/microservices-with-django/monolith-to-microservices","27.microservices-with-django/13.monolith-to-microservices",{"title":929,"path":930,"stem":931,"children":932},"Releases","/releases","releases",[933,936,940,944,948,952,956,960,964,968,972,976,980,984,988,992,996,1000,1004,1008,1012],{"title":934,"path":930,"stem":935},"Django Releases","releases/index",{"title":937,"path":938,"stem":939},"Django 5.1.10 release notes","/releases/5.1.10","releases/5.1.10",{"title":941,"path":942,"stem":943},"Django 5.1.11 release notes","/releases/5.1.11","releases/5.1.11",{"title":945,"path":946,"stem":947},"Django 5.1.12 release notes","/releases/5.1.12","releases/5.1.12",{"title":949,"path":950,"stem":951},"Django 5.1.13 release notes","/releases/5.1.13","releases/5.1.13",{"title":953,"path":954,"stem":955},"Django 5.1.14 release notes","/releases/5.1.14","releases/5.1.14",{"title":957,"path":958,"stem":959},"Django 5.1.15 release notes","/releases/5.1.15","releases/5.1.15",{"title":961,"path":962,"stem":963},"Django 5.2 release notes","/releases/5.2","releases/5.2",{"title":965,"path":966,"stem":967},"Django 5.2.1 release notes","/releases/5.2.1","releases/5.2.1",{"title":969,"path":970,"stem":971},"Django 5.2.10 release notes","/releases/5.2.10","releases/5.2.10",{"title":973,"path":974,"stem":975},"Django 5.2.2 release notes","/releases/5.2.2","releases/5.2.2",{"title":977,"path":978,"stem":979},"Django 5.2.3 release notes","/releases/5.2.3","releases/5.2.3",{"title":981,"path":982,"stem":983},"Django 5.2.4 release notes","/releases/5.2.4","releases/5.2.4",{"title":985,"path":986,"stem":987},"Django 5.2.5 release notes","/releases/5.2.5","releases/5.2.5",{"title":989,"path":990,"stem":991},"Django 5.2.6 release notes","/releases/5.2.6","releases/5.2.6",{"title":993,"path":994,"stem":995},"Django 5.2.7 release notes","/releases/5.2.7","releases/5.2.7",{"title":997,"path":998,"stem":999},"Django 5.2.8 release notes","/releases/5.2.8","releases/5.2.8",{"title":1001,"path":1002,"stem":1003},"Django 5.2.9 release notes","/releases/5.2.9","releases/5.2.9",{"title":1005,"path":1006,"stem":1007},"Django 6.0 release notes","/releases/6.0","releases/6.0",{"title":1009,"path":1010,"stem":1011},"Django 6.0.1 release notes","/releases/6.0.1","releases/6.0.1",{"title":1013,"path":1014,"stem":1015},"Django 6.1 release notes - UNDER DEVELOPMENT","/releases/6.1","releases/6.1",{"id":1017,"title":473,"body":1018,"description":5243,"extension":5244,"links":5245,"meta":5246,"navigation":1117,"path":474,"seo":5247,"stem":475,"__hash__":5248},"docs/11.working-with-files/03.the-file-object.md",{"type":1019,"value":1020,"toc":5210},"minimark",[1021,1025,1034,1039,1044,1050,1437,1441,1444,1673,1677,1681,1975,1979,2256,2260,2264,2544,2548,2763,2767,2771,3371,3375,3800,3804,3808,4304,4308,4312,4786,4790,4794,5139,5142,5146,5167,5170,5184,5188,5199,5203,5206],[1022,1023,473],"h1",{"id":1024},"the-file-object",[1026,1027,1028,1029,1033],"p",{},"Django's file handling system centers around the ",[1030,1031,1032],"code",{},"File"," object, which provides a consistent interface for working with files regardless of their storage backend. Understanding the File object is crucial for advanced file manipulation and custom storage implementations.",[1035,1036,1038],"h2",{"id":1037},"django-file-classes","Django File Classes",[1040,1041,1043],"h3",{"id":1042},"uploadedfile","UploadedFile",[1026,1045,1046,1047,1049],{},"When users upload files through forms, Django creates ",[1030,1048,1043],{}," objects:",[1051,1052,1057],"pre",{"className":1053,"code":1054,"language":1055,"meta":1056,"style":1056},"language-python shiki shiki-themes material-theme-lighter vitesse-light vitesse-dark","from django.http import HttpResponse\nfrom django.views.decorators.csrf import csrf_exempt\n\n@csrf_exempt\ndef upload_file(request):\n    if request.method == 'POST' and request.FILES:\n        uploaded_file = request.FILES['file']\n        \n        # File properties\n        print(f\"Name: {uploaded_file.name}\")\n        print(f\"Size: {uploaded_file.size}\")\n        print(f\"Content Type: {uploaded_file.content_type}\")\n        print(f\"Charset: {uploaded_file.charset}\")\n        \n        # Read file content\n        content = uploaded_file.read()\n        \n        # Reset file pointer\n        uploaded_file.seek(0)\n        \n        return HttpResponse(\"File uploaded successfully\")\n","python","",[1030,1058,1059,1085,1112,1119,1129,1149,1193,1221,1227,1234,1271,1298,1325,1352,1357,1363,1382,1387,1393,1412,1417],{"__ignoreMap":1056},[1060,1061,1064,1068,1072,1076,1079,1082],"span",{"class":1062,"line":1063},"line",1,[1060,1065,1067],{"class":1066},"siDh9","from",[1060,1069,1071],{"class":1070},"sftqT"," django",[1060,1073,1075],{"class":1074},"soVBu",".",[1060,1077,1078],{"class":1070},"http ",[1060,1080,1081],{"class":1066},"import",[1060,1083,1084],{"class":1070}," HttpResponse\n",[1060,1086,1088,1090,1092,1094,1097,1099,1102,1104,1107,1109],{"class":1062,"line":1087},2,[1060,1089,1067],{"class":1066},[1060,1091,1071],{"class":1070},[1060,1093,1075],{"class":1074},[1060,1095,1096],{"class":1070},"views",[1060,1098,1075],{"class":1074},[1060,1100,1101],{"class":1070},"decorators",[1060,1103,1075],{"class":1074},[1060,1105,1106],{"class":1070},"csrf ",[1060,1108,1081],{"class":1066},[1060,1110,1111],{"class":1070}," csrf_exempt\n",[1060,1113,1115],{"class":1062,"line":1114},3,[1060,1116,1118],{"emptyLinePlaceholder":1117},true,"\n",[1060,1120,1122,1125],{"class":1062,"line":1121},4,[1060,1123,1124],{"class":1074},"@",[1060,1126,1128],{"class":1127},"sljsM","csrf_exempt\n",[1060,1130,1132,1136,1139,1142,1146],{"class":1062,"line":1131},5,[1060,1133,1135],{"class":1134},"s5Kfy","def",[1060,1137,1138],{"class":1127}," upload_file",[1060,1140,1141],{"class":1074},"(",[1060,1143,1145],{"class":1144},"sCyAa","request",[1060,1147,1148],{"class":1074},"):\n",[1060,1150,1152,1155,1158,1160,1164,1168,1172,1176,1179,1182,1184,1186,1190],{"class":1062,"line":1151},6,[1060,1153,1154],{"class":1066},"    if",[1060,1156,1157],{"class":1070}," request",[1060,1159,1075],{"class":1074},[1060,1161,1163],{"class":1162},"sBPpx","method",[1060,1165,1167],{"class":1166},"sVsLi"," ==",[1060,1169,1171],{"class":1170},"sbYkP"," '",[1060,1173,1175],{"class":1174},"sTbE_","POST",[1060,1177,1178],{"class":1170},"'",[1060,1180,1181],{"class":1166}," and",[1060,1183,1157],{"class":1070},[1060,1185,1075],{"class":1074},[1060,1187,1189],{"class":1188},"sFGJz","FILES",[1060,1191,1192],{"class":1074},":\n",[1060,1194,1196,1199,1202,1204,1206,1208,1211,1213,1216,1218],{"class":1062,"line":1195},7,[1060,1197,1198],{"class":1070},"        uploaded_file ",[1060,1200,1201],{"class":1074},"=",[1060,1203,1157],{"class":1070},[1060,1205,1075],{"class":1074},[1060,1207,1189],{"class":1188},[1060,1209,1210],{"class":1074},"[",[1060,1212,1178],{"class":1170},[1060,1214,1215],{"class":1174},"file",[1060,1217,1178],{"class":1170},[1060,1219,1220],{"class":1074},"]\n",[1060,1222,1224],{"class":1062,"line":1223},8,[1060,1225,1226],{"class":1070},"        \n",[1060,1228,1230],{"class":1062,"line":1229},9,[1060,1231,1233],{"class":1232},"s9Tkl","        # File properties\n",[1060,1235,1237,1241,1243,1246,1249,1253,1257,1259,1262,1265,1268],{"class":1062,"line":1236},10,[1060,1238,1240],{"class":1239},"sJdAF","        print",[1060,1242,1141],{"class":1074},[1060,1244,1245],{"class":1134},"f",[1060,1247,1248],{"class":1174},"\"Name: ",[1060,1250,1252],{"class":1251},"s3h35","{",[1060,1254,1256],{"class":1255},"siWMO","uploaded_file",[1060,1258,1075],{"class":1074},[1060,1260,1261],{"class":1162},"name",[1060,1263,1264],{"class":1251},"}",[1060,1266,1267],{"class":1174},"\"",[1060,1269,1270],{"class":1074},")\n",[1060,1272,1274,1276,1278,1280,1283,1285,1287,1289,1292,1294,1296],{"class":1062,"line":1273},11,[1060,1275,1240],{"class":1239},[1060,1277,1141],{"class":1074},[1060,1279,1245],{"class":1134},[1060,1281,1282],{"class":1174},"\"Size: ",[1060,1284,1252],{"class":1251},[1060,1286,1256],{"class":1255},[1060,1288,1075],{"class":1074},[1060,1290,1291],{"class":1162},"size",[1060,1293,1264],{"class":1251},[1060,1295,1267],{"class":1174},[1060,1297,1270],{"class":1074},[1060,1299,1301,1303,1305,1307,1310,1312,1314,1316,1319,1321,1323],{"class":1062,"line":1300},12,[1060,1302,1240],{"class":1239},[1060,1304,1141],{"class":1074},[1060,1306,1245],{"class":1134},[1060,1308,1309],{"class":1174},"\"Content Type: ",[1060,1311,1252],{"class":1251},[1060,1313,1256],{"class":1255},[1060,1315,1075],{"class":1074},[1060,1317,1318],{"class":1162},"content_type",[1060,1320,1264],{"class":1251},[1060,1322,1267],{"class":1174},[1060,1324,1270],{"class":1074},[1060,1326,1328,1330,1332,1334,1337,1339,1341,1343,1346,1348,1350],{"class":1062,"line":1327},13,[1060,1329,1240],{"class":1239},[1060,1331,1141],{"class":1074},[1060,1333,1245],{"class":1134},[1060,1335,1336],{"class":1174},"\"Charset: ",[1060,1338,1252],{"class":1251},[1060,1340,1256],{"class":1255},[1060,1342,1075],{"class":1074},[1060,1344,1345],{"class":1162},"charset",[1060,1347,1264],{"class":1251},[1060,1349,1267],{"class":1174},[1060,1351,1270],{"class":1074},[1060,1353,1355],{"class":1062,"line":1354},14,[1060,1356,1226],{"class":1070},[1060,1358,1360],{"class":1062,"line":1359},15,[1060,1361,1362],{"class":1232},"        # Read file content\n",[1060,1364,1366,1369,1371,1374,1376,1379],{"class":1062,"line":1365},16,[1060,1367,1368],{"class":1070},"        content ",[1060,1370,1201],{"class":1074},[1060,1372,1373],{"class":1070}," uploaded_file",[1060,1375,1075],{"class":1074},[1060,1377,1378],{"class":1255},"read",[1060,1380,1381],{"class":1074},"()\n",[1060,1383,1385],{"class":1062,"line":1384},17,[1060,1386,1226],{"class":1070},[1060,1388,1390],{"class":1062,"line":1389},18,[1060,1391,1392],{"class":1232},"        # Reset file pointer\n",[1060,1394,1396,1399,1401,1404,1406,1410],{"class":1062,"line":1395},19,[1060,1397,1398],{"class":1070},"        uploaded_file",[1060,1400,1075],{"class":1074},[1060,1402,1403],{"class":1255},"seek",[1060,1405,1141],{"class":1074},[1060,1407,1409],{"class":1408},"s7CZa","0",[1060,1411,1270],{"class":1074},[1060,1413,1415],{"class":1062,"line":1414},20,[1060,1416,1226],{"class":1070},[1060,1418,1420,1423,1426,1428,1430,1433,1435],{"class":1062,"line":1419},21,[1060,1421,1422],{"class":1066},"        return",[1060,1424,1425],{"class":1255}," HttpResponse",[1060,1427,1141],{"class":1074},[1060,1429,1267],{"class":1170},[1060,1431,1432],{"class":1174},"File uploaded successfully",[1060,1434,1267],{"class":1170},[1060,1436,1270],{"class":1074},[1040,1438,1440],{"id":1439},"inmemoryuploadedfile-vs-temporaryuploadedfile","InMemoryUploadedFile vs TemporaryUploadedFile",[1026,1442,1443],{},"Django handles small and large files differently:",[1051,1445,1447],{"className":1053,"code":1446,"language":1055,"meta":1056,"style":1056},"from django.core.files.uploadedfile import InMemoryUploadedFile, TemporaryUploadedFile\n\ndef handle_upload(request):\n    uploaded_file = request.FILES['file']\n    \n    if isinstance(uploaded_file, InMemoryUploadedFile):\n        # Small files (\u003C FILE_UPLOAD_MAX_MEMORY_SIZE)\n        print(\"File stored in memory\")\n        content = uploaded_file.read()\n        \n    elif isinstance(uploaded_file, TemporaryUploadedFile):\n        # Large files stored in temporary location\n        print(f\"Temporary file: {uploaded_file.temporary_file_path()}\")\n        \n        # Process large file in chunks\n        for chunk in uploaded_file.chunks():\n            # Process chunk\n            pass\n",[1030,1448,1449,1481,1485,1498,1521,1526,1543,1548,1563,1577,1581,1599,1604,1633,1637,1642,1663,1668],{"__ignoreMap":1056},[1060,1450,1451,1453,1455,1457,1460,1462,1465,1467,1470,1472,1475,1478],{"class":1062,"line":1063},[1060,1452,1067],{"class":1066},[1060,1454,1071],{"class":1070},[1060,1456,1075],{"class":1074},[1060,1458,1459],{"class":1070},"core",[1060,1461,1075],{"class":1074},[1060,1463,1464],{"class":1070},"files",[1060,1466,1075],{"class":1074},[1060,1468,1469],{"class":1070},"uploadedfile ",[1060,1471,1081],{"class":1066},[1060,1473,1474],{"class":1070}," InMemoryUploadedFile",[1060,1476,1477],{"class":1074},",",[1060,1479,1480],{"class":1070}," TemporaryUploadedFile\n",[1060,1482,1483],{"class":1062,"line":1087},[1060,1484,1118],{"emptyLinePlaceholder":1117},[1060,1486,1487,1489,1492,1494,1496],{"class":1062,"line":1114},[1060,1488,1135],{"class":1134},[1060,1490,1491],{"class":1127}," handle_upload",[1060,1493,1141],{"class":1074},[1060,1495,1145],{"class":1144},[1060,1497,1148],{"class":1074},[1060,1499,1500,1503,1505,1507,1509,1511,1513,1515,1517,1519],{"class":1062,"line":1121},[1060,1501,1502],{"class":1070},"    uploaded_file ",[1060,1504,1201],{"class":1074},[1060,1506,1157],{"class":1070},[1060,1508,1075],{"class":1074},[1060,1510,1189],{"class":1188},[1060,1512,1210],{"class":1074},[1060,1514,1178],{"class":1170},[1060,1516,1215],{"class":1174},[1060,1518,1178],{"class":1170},[1060,1520,1220],{"class":1074},[1060,1522,1523],{"class":1062,"line":1131},[1060,1524,1525],{"class":1070},"    \n",[1060,1527,1528,1530,1533,1535,1537,1539,1541],{"class":1062,"line":1151},[1060,1529,1154],{"class":1066},[1060,1531,1532],{"class":1239}," isinstance",[1060,1534,1141],{"class":1074},[1060,1536,1256],{"class":1255},[1060,1538,1477],{"class":1074},[1060,1540,1474],{"class":1255},[1060,1542,1148],{"class":1074},[1060,1544,1545],{"class":1062,"line":1195},[1060,1546,1547],{"class":1232},"        # Small files (\u003C FILE_UPLOAD_MAX_MEMORY_SIZE)\n",[1060,1549,1550,1552,1554,1556,1559,1561],{"class":1062,"line":1223},[1060,1551,1240],{"class":1239},[1060,1553,1141],{"class":1074},[1060,1555,1267],{"class":1170},[1060,1557,1558],{"class":1174},"File stored in memory",[1060,1560,1267],{"class":1170},[1060,1562,1270],{"class":1074},[1060,1564,1565,1567,1569,1571,1573,1575],{"class":1062,"line":1229},[1060,1566,1368],{"class":1070},[1060,1568,1201],{"class":1074},[1060,1570,1373],{"class":1070},[1060,1572,1075],{"class":1074},[1060,1574,1378],{"class":1255},[1060,1576,1381],{"class":1074},[1060,1578,1579],{"class":1062,"line":1236},[1060,1580,1226],{"class":1070},[1060,1582,1583,1586,1588,1590,1592,1594,1597],{"class":1062,"line":1273},[1060,1584,1585],{"class":1066},"    elif",[1060,1587,1532],{"class":1239},[1060,1589,1141],{"class":1074},[1060,1591,1256],{"class":1255},[1060,1593,1477],{"class":1074},[1060,1595,1596],{"class":1255}," TemporaryUploadedFile",[1060,1598,1148],{"class":1074},[1060,1600,1601],{"class":1062,"line":1300},[1060,1602,1603],{"class":1232},"        # Large files stored in temporary location\n",[1060,1605,1606,1608,1610,1612,1615,1617,1619,1621,1624,1627,1629,1631],{"class":1062,"line":1327},[1060,1607,1240],{"class":1239},[1060,1609,1141],{"class":1074},[1060,1611,1245],{"class":1134},[1060,1613,1614],{"class":1174},"\"Temporary file: ",[1060,1616,1252],{"class":1251},[1060,1618,1256],{"class":1255},[1060,1620,1075],{"class":1074},[1060,1622,1623],{"class":1255},"temporary_file_path",[1060,1625,1626],{"class":1074},"()",[1060,1628,1264],{"class":1251},[1060,1630,1267],{"class":1174},[1060,1632,1270],{"class":1074},[1060,1634,1635],{"class":1062,"line":1354},[1060,1636,1226],{"class":1070},[1060,1638,1639],{"class":1062,"line":1359},[1060,1640,1641],{"class":1232},"        # Process large file in chunks\n",[1060,1643,1644,1647,1650,1653,1655,1657,1660],{"class":1062,"line":1365},[1060,1645,1646],{"class":1066},"        for",[1060,1648,1649],{"class":1070}," chunk ",[1060,1651,1652],{"class":1066},"in",[1060,1654,1373],{"class":1070},[1060,1656,1075],{"class":1074},[1060,1658,1659],{"class":1255},"chunks",[1060,1661,1662],{"class":1074},"():\n",[1060,1664,1665],{"class":1062,"line":1384},[1060,1666,1667],{"class":1232},"            # Process chunk\n",[1060,1669,1670],{"class":1062,"line":1389},[1060,1671,1672],{"class":1066},"            pass\n",[1035,1674,1676],{"id":1675},"file-object-methods-and-properties","File Object Methods and Properties",[1040,1678,1680],{"id":1679},"core-properties","Core Properties",[1051,1682,1684],{"className":1053,"code":1683,"language":1055,"meta":1056,"style":1056},"def examine_file(file_obj):\n    \"\"\"Examine a Django File object\"\"\"\n    \n    # Basic properties\n    print(f\"Name: {file_obj.name}\")\n    print(f\"Size: {file_obj.size}\")\n    print(f\"URL: {file_obj.url}\")\n    \n    # File operations\n    print(f\"Closed: {file_obj.closed}\")\n    print(f\"Mode: {getattr(file_obj, 'mode', 'N/A')}\")\n    \n    # Read operations\n    content = file_obj.read()\n    file_obj.seek(0)  # Reset position\n    \n    # Chunk reading for large files\n    chunks = []\n    for chunk in file_obj.chunks():\n        chunks.append(chunk)\n",[1030,1685,1686,1700,1713,1717,1722,1747,1771,1797,1801,1806,1832,1879,1883,1888,1904,1922,1926,1931,1941,1958],{"__ignoreMap":1056},[1060,1687,1688,1690,1693,1695,1698],{"class":1062,"line":1063},[1060,1689,1135],{"class":1134},[1060,1691,1692],{"class":1127}," examine_file",[1060,1694,1141],{"class":1074},[1060,1696,1697],{"class":1144},"file_obj",[1060,1699,1148],{"class":1074},[1060,1701,1702,1706,1710],{"class":1062,"line":1087},[1060,1703,1705],{"class":1704},"sm7ve","    \"\"\"",[1060,1707,1709],{"class":1708},"sVyVU","Examine a Django File object",[1060,1711,1712],{"class":1704},"\"\"\"\n",[1060,1714,1715],{"class":1062,"line":1114},[1060,1716,1525],{"class":1070},[1060,1718,1719],{"class":1062,"line":1121},[1060,1720,1721],{"class":1232},"    # Basic properties\n",[1060,1723,1724,1727,1729,1731,1733,1735,1737,1739,1741,1743,1745],{"class":1062,"line":1131},[1060,1725,1726],{"class":1239},"    print",[1060,1728,1141],{"class":1074},[1060,1730,1245],{"class":1134},[1060,1732,1248],{"class":1174},[1060,1734,1252],{"class":1251},[1060,1736,1697],{"class":1255},[1060,1738,1075],{"class":1074},[1060,1740,1261],{"class":1162},[1060,1742,1264],{"class":1251},[1060,1744,1267],{"class":1174},[1060,1746,1270],{"class":1074},[1060,1748,1749,1751,1753,1755,1757,1759,1761,1763,1765,1767,1769],{"class":1062,"line":1151},[1060,1750,1726],{"class":1239},[1060,1752,1141],{"class":1074},[1060,1754,1245],{"class":1134},[1060,1756,1282],{"class":1174},[1060,1758,1252],{"class":1251},[1060,1760,1697],{"class":1255},[1060,1762,1075],{"class":1074},[1060,1764,1291],{"class":1162},[1060,1766,1264],{"class":1251},[1060,1768,1267],{"class":1174},[1060,1770,1270],{"class":1074},[1060,1772,1773,1775,1777,1779,1782,1784,1786,1788,1791,1793,1795],{"class":1062,"line":1195},[1060,1774,1726],{"class":1239},[1060,1776,1141],{"class":1074},[1060,1778,1245],{"class":1134},[1060,1780,1781],{"class":1174},"\"URL: ",[1060,1783,1252],{"class":1251},[1060,1785,1697],{"class":1255},[1060,1787,1075],{"class":1074},[1060,1789,1790],{"class":1162},"url",[1060,1792,1264],{"class":1251},[1060,1794,1267],{"class":1174},[1060,1796,1270],{"class":1074},[1060,1798,1799],{"class":1062,"line":1223},[1060,1800,1525],{"class":1070},[1060,1802,1803],{"class":1062,"line":1229},[1060,1804,1805],{"class":1232},"    # File operations\n",[1060,1807,1808,1810,1812,1814,1817,1819,1821,1823,1826,1828,1830],{"class":1062,"line":1236},[1060,1809,1726],{"class":1239},[1060,1811,1141],{"class":1074},[1060,1813,1245],{"class":1134},[1060,1815,1816],{"class":1174},"\"Closed: ",[1060,1818,1252],{"class":1251},[1060,1820,1697],{"class":1255},[1060,1822,1075],{"class":1074},[1060,1824,1825],{"class":1162},"closed",[1060,1827,1264],{"class":1251},[1060,1829,1267],{"class":1174},[1060,1831,1270],{"class":1074},[1060,1833,1834,1836,1838,1840,1843,1845,1848,1850,1852,1854,1856,1859,1861,1863,1865,1868,1870,1873,1875,1877],{"class":1062,"line":1273},[1060,1835,1726],{"class":1239},[1060,1837,1141],{"class":1074},[1060,1839,1245],{"class":1134},[1060,1841,1842],{"class":1174},"\"Mode: ",[1060,1844,1252],{"class":1251},[1060,1846,1847],{"class":1239},"getattr",[1060,1849,1141],{"class":1074},[1060,1851,1697],{"class":1255},[1060,1853,1477],{"class":1074},[1060,1855,1171],{"class":1170},[1060,1857,1858],{"class":1174},"mode",[1060,1860,1178],{"class":1170},[1060,1862,1477],{"class":1074},[1060,1864,1171],{"class":1170},[1060,1866,1867],{"class":1174},"N/A",[1060,1869,1178],{"class":1170},[1060,1871,1872],{"class":1074},")",[1060,1874,1264],{"class":1251},[1060,1876,1267],{"class":1174},[1060,1878,1270],{"class":1074},[1060,1880,1881],{"class":1062,"line":1300},[1060,1882,1525],{"class":1070},[1060,1884,1885],{"class":1062,"line":1327},[1060,1886,1887],{"class":1232},"    # Read operations\n",[1060,1889,1890,1893,1895,1898,1900,1902],{"class":1062,"line":1354},[1060,1891,1892],{"class":1070},"    content ",[1060,1894,1201],{"class":1074},[1060,1896,1897],{"class":1070}," file_obj",[1060,1899,1075],{"class":1074},[1060,1901,1378],{"class":1255},[1060,1903,1381],{"class":1074},[1060,1905,1906,1909,1911,1913,1915,1917,1919],{"class":1062,"line":1359},[1060,1907,1908],{"class":1070},"    file_obj",[1060,1910,1075],{"class":1074},[1060,1912,1403],{"class":1255},[1060,1914,1141],{"class":1074},[1060,1916,1409],{"class":1408},[1060,1918,1872],{"class":1074},[1060,1920,1921],{"class":1232},"  # Reset position\n",[1060,1923,1924],{"class":1062,"line":1365},[1060,1925,1525],{"class":1070},[1060,1927,1928],{"class":1062,"line":1384},[1060,1929,1930],{"class":1232},"    # Chunk reading for large files\n",[1060,1932,1933,1936,1938],{"class":1062,"line":1389},[1060,1934,1935],{"class":1070},"    chunks ",[1060,1937,1201],{"class":1074},[1060,1939,1940],{"class":1074}," []\n",[1060,1942,1943,1946,1948,1950,1952,1954,1956],{"class":1062,"line":1395},[1060,1944,1945],{"class":1066},"    for",[1060,1947,1649],{"class":1070},[1060,1949,1652],{"class":1066},[1060,1951,1897],{"class":1070},[1060,1953,1075],{"class":1074},[1060,1955,1659],{"class":1255},[1060,1957,1662],{"class":1074},[1060,1959,1960,1963,1965,1968,1970,1973],{"class":1062,"line":1414},[1060,1961,1962],{"class":1070},"        chunks",[1060,1964,1075],{"class":1074},[1060,1966,1967],{"class":1255},"append",[1060,1969,1141],{"class":1074},[1060,1971,1972],{"class":1255},"chunk",[1060,1974,1270],{"class":1074},[1040,1976,1978],{"id":1977},"file-manipulation","File Manipulation",[1051,1980,1982],{"className":1053,"code":1981,"language":1055,"meta":1056,"style":1056},"from django.core.files.base import ContentFile\nfrom django.core.files import File\nimport os\n\ndef manipulate_files():\n    # Create file from content\n    content = b\"Hello, World!\"\n    content_file = ContentFile(content, name='hello.txt')\n    \n    # Create file from existing file\n    with open('existing_file.txt', 'rb') as f:\n        django_file = File(f, name='django_file.txt')\n        \n        # Copy content\n        copied_content = django_file.read()\n        \n        # Create new file\n        new_file = ContentFile(copied_content, name='copied_file.txt')\n    \n    return content_file, new_file\n",[1030,1983,1984,2008,2028,2035,2039,2048,2053,2070,2102,2106,2111,2147,2176,2180,2185,2201,2205,2210,2239,2243],{"__ignoreMap":1056},[1060,1985,1986,1988,1990,1992,1994,1996,1998,2000,2003,2005],{"class":1062,"line":1063},[1060,1987,1067],{"class":1066},[1060,1989,1071],{"class":1070},[1060,1991,1075],{"class":1074},[1060,1993,1459],{"class":1070},[1060,1995,1075],{"class":1074},[1060,1997,1464],{"class":1070},[1060,1999,1075],{"class":1074},[1060,2001,2002],{"class":1070},"base ",[1060,2004,1081],{"class":1066},[1060,2006,2007],{"class":1070}," ContentFile\n",[1060,2009,2010,2012,2014,2016,2018,2020,2023,2025],{"class":1062,"line":1087},[1060,2011,1067],{"class":1066},[1060,2013,1071],{"class":1070},[1060,2015,1075],{"class":1074},[1060,2017,1459],{"class":1070},[1060,2019,1075],{"class":1074},[1060,2021,2022],{"class":1070},"files ",[1060,2024,1081],{"class":1066},[1060,2026,2027],{"class":1070}," File\n",[1060,2029,2030,2032],{"class":1062,"line":1114},[1060,2031,1081],{"class":1066},[1060,2033,2034],{"class":1070}," os\n",[1060,2036,2037],{"class":1062,"line":1121},[1060,2038,1118],{"emptyLinePlaceholder":1117},[1060,2040,2041,2043,2046],{"class":1062,"line":1131},[1060,2042,1135],{"class":1134},[1060,2044,2045],{"class":1127}," manipulate_files",[1060,2047,1662],{"class":1074},[1060,2049,2050],{"class":1062,"line":1151},[1060,2051,2052],{"class":1232},"    # Create file from content\n",[1060,2054,2055,2057,2059,2062,2064,2067],{"class":1062,"line":1195},[1060,2056,1892],{"class":1070},[1060,2058,1201],{"class":1074},[1060,2060,2061],{"class":1134}," b",[1060,2063,1267],{"class":1170},[1060,2065,2066],{"class":1174},"Hello, World!",[1060,2068,2069],{"class":1170},"\"\n",[1060,2071,2072,2075,2077,2080,2082,2085,2087,2091,2093,2095,2098,2100],{"class":1062,"line":1223},[1060,2073,2074],{"class":1070},"    content_file ",[1060,2076,1201],{"class":1074},[1060,2078,2079],{"class":1255}," ContentFile",[1060,2081,1141],{"class":1074},[1060,2083,2084],{"class":1255},"content",[1060,2086,1477],{"class":1074},[1060,2088,2090],{"class":2089},"sqOPj"," name",[1060,2092,1201],{"class":1074},[1060,2094,1178],{"class":1170},[1060,2096,2097],{"class":1174},"hello.txt",[1060,2099,1178],{"class":1170},[1060,2101,1270],{"class":1074},[1060,2103,2104],{"class":1062,"line":1229},[1060,2105,1525],{"class":1070},[1060,2107,2108],{"class":1062,"line":1236},[1060,2109,2110],{"class":1232},"    # Create file from existing file\n",[1060,2112,2113,2116,2119,2121,2123,2126,2128,2130,2132,2135,2137,2139,2142,2145],{"class":1062,"line":1273},[1060,2114,2115],{"class":1066},"    with",[1060,2117,2118],{"class":1239}," open",[1060,2120,1141],{"class":1074},[1060,2122,1178],{"class":1170},[1060,2124,2125],{"class":1174},"existing_file.txt",[1060,2127,1178],{"class":1170},[1060,2129,1477],{"class":1074},[1060,2131,1171],{"class":1170},[1060,2133,2134],{"class":1174},"rb",[1060,2136,1178],{"class":1170},[1060,2138,1872],{"class":1074},[1060,2140,2141],{"class":1066}," as",[1060,2143,2144],{"class":1070}," f",[1060,2146,1192],{"class":1074},[1060,2148,2149,2152,2154,2157,2159,2161,2163,2165,2167,2169,2172,2174],{"class":1062,"line":1300},[1060,2150,2151],{"class":1070},"        django_file ",[1060,2153,1201],{"class":1074},[1060,2155,2156],{"class":1255}," File",[1060,2158,1141],{"class":1074},[1060,2160,1245],{"class":1255},[1060,2162,1477],{"class":1074},[1060,2164,2090],{"class":2089},[1060,2166,1201],{"class":1074},[1060,2168,1178],{"class":1170},[1060,2170,2171],{"class":1174},"django_file.txt",[1060,2173,1178],{"class":1170},[1060,2175,1270],{"class":1074},[1060,2177,2178],{"class":1062,"line":1327},[1060,2179,1226],{"class":1070},[1060,2181,2182],{"class":1062,"line":1354},[1060,2183,2184],{"class":1232},"        # Copy content\n",[1060,2186,2187,2190,2192,2195,2197,2199],{"class":1062,"line":1359},[1060,2188,2189],{"class":1070},"        copied_content ",[1060,2191,1201],{"class":1074},[1060,2193,2194],{"class":1070}," django_file",[1060,2196,1075],{"class":1074},[1060,2198,1378],{"class":1255},[1060,2200,1381],{"class":1074},[1060,2202,2203],{"class":1062,"line":1365},[1060,2204,1226],{"class":1070},[1060,2206,2207],{"class":1062,"line":1384},[1060,2208,2209],{"class":1232},"        # Create new file\n",[1060,2211,2212,2215,2217,2219,2221,2224,2226,2228,2230,2232,2235,2237],{"class":1062,"line":1389},[1060,2213,2214],{"class":1070},"        new_file ",[1060,2216,1201],{"class":1074},[1060,2218,2079],{"class":1255},[1060,2220,1141],{"class":1074},[1060,2222,2223],{"class":1255},"copied_content",[1060,2225,1477],{"class":1074},[1060,2227,2090],{"class":2089},[1060,2229,1201],{"class":1074},[1060,2231,1178],{"class":1170},[1060,2233,2234],{"class":1174},"copied_file.txt",[1060,2236,1178],{"class":1170},[1060,2238,1270],{"class":1074},[1060,2240,2241],{"class":1062,"line":1395},[1060,2242,1525],{"class":1070},[1060,2244,2245,2248,2251,2253],{"class":1062,"line":1414},[1060,2246,2247],{"class":1066},"    return",[1060,2249,2250],{"class":1070}," content_file",[1060,2252,1477],{"class":1074},[1060,2254,2255],{"class":1070}," new_file\n",[1035,2257,2259],{"id":2258},"working-with-file-content","Working with File Content",[1040,2261,2263],{"id":2262},"reading-files","Reading Files",[1051,2265,2267],{"className":1053,"code":2266,"language":1055,"meta":1056,"style":1056},"def read_file_content(file_field):\n    \"\"\"Different ways to read file content\"\"\"\n    \n    # Method 1: Read entire file\n    file_field.open('rb')\n    content = file_field.read()\n    file_field.close()\n    \n    # Method 2: Using context manager\n    with file_field.open('rb') as f:\n        content = f.read()\n    \n    # Method 3: Read in chunks (for large files)\n    chunks = []\n    with file_field.open('rb') as f:\n        for chunk in f.chunks():\n            chunks.append(chunk)\n    \n    return content\n\n# Usage with model instance\ndocument = Document.objects.get(pk=1)\ncontent = read_file_content(document.file)\n",[1030,2268,2269,2283,2292,2296,2301,2321,2336,2347,2351,2356,2382,2396,2400,2405,2413,2439,2455,2470,2474,2481,2485,2490,2523],{"__ignoreMap":1056},[1060,2270,2271,2273,2276,2278,2281],{"class":1062,"line":1063},[1060,2272,1135],{"class":1134},[1060,2274,2275],{"class":1127}," read_file_content",[1060,2277,1141],{"class":1074},[1060,2279,2280],{"class":1144},"file_field",[1060,2282,1148],{"class":1074},[1060,2284,2285,2287,2290],{"class":1062,"line":1087},[1060,2286,1705],{"class":1704},[1060,2288,2289],{"class":1708},"Different ways to read file content",[1060,2291,1712],{"class":1704},[1060,2293,2294],{"class":1062,"line":1114},[1060,2295,1525],{"class":1070},[1060,2297,2298],{"class":1062,"line":1121},[1060,2299,2300],{"class":1232},"    # Method 1: Read entire file\n",[1060,2302,2303,2306,2308,2311,2313,2315,2317,2319],{"class":1062,"line":1131},[1060,2304,2305],{"class":1070},"    file_field",[1060,2307,1075],{"class":1074},[1060,2309,2310],{"class":1255},"open",[1060,2312,1141],{"class":1074},[1060,2314,1178],{"class":1170},[1060,2316,2134],{"class":1174},[1060,2318,1178],{"class":1170},[1060,2320,1270],{"class":1074},[1060,2322,2323,2325,2327,2330,2332,2334],{"class":1062,"line":1151},[1060,2324,1892],{"class":1070},[1060,2326,1201],{"class":1074},[1060,2328,2329],{"class":1070}," file_field",[1060,2331,1075],{"class":1074},[1060,2333,1378],{"class":1255},[1060,2335,1381],{"class":1074},[1060,2337,2338,2340,2342,2345],{"class":1062,"line":1195},[1060,2339,2305],{"class":1070},[1060,2341,1075],{"class":1074},[1060,2343,2344],{"class":1255},"close",[1060,2346,1381],{"class":1074},[1060,2348,2349],{"class":1062,"line":1223},[1060,2350,1525],{"class":1070},[1060,2352,2353],{"class":1062,"line":1229},[1060,2354,2355],{"class":1232},"    # Method 2: Using context manager\n",[1060,2357,2358,2360,2362,2364,2366,2368,2370,2372,2374,2376,2378,2380],{"class":1062,"line":1236},[1060,2359,2115],{"class":1066},[1060,2361,2329],{"class":1070},[1060,2363,1075],{"class":1074},[1060,2365,2310],{"class":1255},[1060,2367,1141],{"class":1074},[1060,2369,1178],{"class":1170},[1060,2371,2134],{"class":1174},[1060,2373,1178],{"class":1170},[1060,2375,1872],{"class":1074},[1060,2377,2141],{"class":1066},[1060,2379,2144],{"class":1070},[1060,2381,1192],{"class":1074},[1060,2383,2384,2386,2388,2390,2392,2394],{"class":1062,"line":1273},[1060,2385,1368],{"class":1070},[1060,2387,1201],{"class":1074},[1060,2389,2144],{"class":1070},[1060,2391,1075],{"class":1074},[1060,2393,1378],{"class":1255},[1060,2395,1381],{"class":1074},[1060,2397,2398],{"class":1062,"line":1300},[1060,2399,1525],{"class":1070},[1060,2401,2402],{"class":1062,"line":1327},[1060,2403,2404],{"class":1232},"    # Method 3: Read in chunks (for large files)\n",[1060,2406,2407,2409,2411],{"class":1062,"line":1354},[1060,2408,1935],{"class":1070},[1060,2410,1201],{"class":1074},[1060,2412,1940],{"class":1074},[1060,2414,2415,2417,2419,2421,2423,2425,2427,2429,2431,2433,2435,2437],{"class":1062,"line":1359},[1060,2416,2115],{"class":1066},[1060,2418,2329],{"class":1070},[1060,2420,1075],{"class":1074},[1060,2422,2310],{"class":1255},[1060,2424,1141],{"class":1074},[1060,2426,1178],{"class":1170},[1060,2428,2134],{"class":1174},[1060,2430,1178],{"class":1170},[1060,2432,1872],{"class":1074},[1060,2434,2141],{"class":1066},[1060,2436,2144],{"class":1070},[1060,2438,1192],{"class":1074},[1060,2440,2441,2443,2445,2447,2449,2451,2453],{"class":1062,"line":1365},[1060,2442,1646],{"class":1066},[1060,2444,1649],{"class":1070},[1060,2446,1652],{"class":1066},[1060,2448,2144],{"class":1070},[1060,2450,1075],{"class":1074},[1060,2452,1659],{"class":1255},[1060,2454,1662],{"class":1074},[1060,2456,2457,2460,2462,2464,2466,2468],{"class":1062,"line":1384},[1060,2458,2459],{"class":1070},"            chunks",[1060,2461,1075],{"class":1074},[1060,2463,1967],{"class":1255},[1060,2465,1141],{"class":1074},[1060,2467,1972],{"class":1255},[1060,2469,1270],{"class":1074},[1060,2471,2472],{"class":1062,"line":1389},[1060,2473,1525],{"class":1070},[1060,2475,2476,2478],{"class":1062,"line":1395},[1060,2477,2247],{"class":1066},[1060,2479,2480],{"class":1070}," content\n",[1060,2482,2483],{"class":1062,"line":1414},[1060,2484,1118],{"emptyLinePlaceholder":1117},[1060,2486,2487],{"class":1062,"line":1419},[1060,2488,2489],{"class":1232},"# Usage with model instance\n",[1060,2491,2493,2496,2498,2501,2503,2506,2508,2511,2513,2516,2518,2521],{"class":1062,"line":2492},22,[1060,2494,2495],{"class":1070},"document ",[1060,2497,1201],{"class":1074},[1060,2499,2500],{"class":1070}," Document",[1060,2502,1075],{"class":1074},[1060,2504,2505],{"class":1162},"objects",[1060,2507,1075],{"class":1074},[1060,2509,2510],{"class":1255},"get",[1060,2512,1141],{"class":1074},[1060,2514,2515],{"class":2089},"pk",[1060,2517,1201],{"class":1074},[1060,2519,2520],{"class":1408},"1",[1060,2522,1270],{"class":1074},[1060,2524,2526,2529,2531,2533,2535,2538,2540,2542],{"class":1062,"line":2525},23,[1060,2527,2528],{"class":1070},"content ",[1060,2530,1201],{"class":1074},[1060,2532,2275],{"class":1255},[1060,2534,1141],{"class":1074},[1060,2536,2537],{"class":1255},"document",[1060,2539,1075],{"class":1074},[1060,2541,1215],{"class":1162},[1060,2543,1270],{"class":1074},[1040,2545,2547],{"id":2546},"writing-files","Writing Files",[1051,2549,2551],{"className":1053,"code":2550,"language":1055,"meta":1056,"style":1056},"from django.core.files.base import ContentFile\n\ndef create_and_save_file(model_instance):\n    \"\"\"Create and save file content\"\"\"\n    \n    # Generate content\n    content = \"Generated file content\\n\"\n    content += f\"Created at: {timezone.now()}\\n\"\n    \n    # Create ContentFile\n    file_content = ContentFile(content.encode('utf-8'))\n    \n    # Save to model field\n    model_instance.file.save(\n        'generated_file.txt',\n        file_content,\n        save=True  # Save the model instance\n    )\n",[1030,2552,2553,2575,2579,2593,2602,2606,2611,2629,2659,2663,2668,2698,2702,2707,2724,2737,2744,2758],{"__ignoreMap":1056},[1060,2554,2555,2557,2559,2561,2563,2565,2567,2569,2571,2573],{"class":1062,"line":1063},[1060,2556,1067],{"class":1066},[1060,2558,1071],{"class":1070},[1060,2560,1075],{"class":1074},[1060,2562,1459],{"class":1070},[1060,2564,1075],{"class":1074},[1060,2566,1464],{"class":1070},[1060,2568,1075],{"class":1074},[1060,2570,2002],{"class":1070},[1060,2572,1081],{"class":1066},[1060,2574,2007],{"class":1070},[1060,2576,2577],{"class":1062,"line":1087},[1060,2578,1118],{"emptyLinePlaceholder":1117},[1060,2580,2581,2583,2586,2588,2591],{"class":1062,"line":1114},[1060,2582,1135],{"class":1134},[1060,2584,2585],{"class":1127}," create_and_save_file",[1060,2587,1141],{"class":1074},[1060,2589,2590],{"class":1144},"model_instance",[1060,2592,1148],{"class":1074},[1060,2594,2595,2597,2600],{"class":1062,"line":1121},[1060,2596,1705],{"class":1704},[1060,2598,2599],{"class":1708},"Create and save file content",[1060,2601,1712],{"class":1704},[1060,2603,2604],{"class":1062,"line":1131},[1060,2605,1525],{"class":1070},[1060,2607,2608],{"class":1062,"line":1151},[1060,2609,2610],{"class":1232},"    # Generate content\n",[1060,2612,2613,2615,2617,2620,2623,2627],{"class":1062,"line":1195},[1060,2614,1892],{"class":1070},[1060,2616,1201],{"class":1074},[1060,2618,2619],{"class":1170}," \"",[1060,2621,2622],{"class":1174},"Generated file content",[1060,2624,2626],{"class":2625},"se3Ec","\\n",[1060,2628,2069],{"class":1170},[1060,2630,2631,2633,2636,2638,2641,2643,2646,2648,2651,2653,2655,2657],{"class":1062,"line":1223},[1060,2632,1892],{"class":1070},[1060,2634,2635],{"class":1074},"+=",[1060,2637,2144],{"class":1134},[1060,2639,2640],{"class":1174},"\"Created at: ",[1060,2642,1252],{"class":1251},[1060,2644,2645],{"class":1070},"timezone",[1060,2647,1075],{"class":1074},[1060,2649,2650],{"class":1255},"now",[1060,2652,1626],{"class":1074},[1060,2654,1264],{"class":1251},[1060,2656,2626],{"class":2625},[1060,2658,2069],{"class":1174},[1060,2660,2661],{"class":1062,"line":1229},[1060,2662,1525],{"class":1070},[1060,2664,2665],{"class":1062,"line":1236},[1060,2666,2667],{"class":1232},"    # Create ContentFile\n",[1060,2669,2670,2673,2675,2677,2679,2681,2683,2686,2688,2690,2693,2695],{"class":1062,"line":1273},[1060,2671,2672],{"class":1070},"    file_content ",[1060,2674,1201],{"class":1074},[1060,2676,2079],{"class":1255},[1060,2678,1141],{"class":1074},[1060,2680,2084],{"class":1255},[1060,2682,1075],{"class":1074},[1060,2684,2685],{"class":1255},"encode",[1060,2687,1141],{"class":1074},[1060,2689,1178],{"class":1170},[1060,2691,2692],{"class":1174},"utf-8",[1060,2694,1178],{"class":1170},[1060,2696,2697],{"class":1074},"))\n",[1060,2699,2700],{"class":1062,"line":1300},[1060,2701,1525],{"class":1070},[1060,2703,2704],{"class":1062,"line":1327},[1060,2705,2706],{"class":1232},"    # Save to model field\n",[1060,2708,2709,2712,2714,2716,2718,2721],{"class":1062,"line":1354},[1060,2710,2711],{"class":1070},"    model_instance",[1060,2713,1075],{"class":1074},[1060,2715,1215],{"class":1162},[1060,2717,1075],{"class":1074},[1060,2719,2720],{"class":1255},"save",[1060,2722,2723],{"class":1074},"(\n",[1060,2725,2726,2729,2732,2734],{"class":1062,"line":1359},[1060,2727,2728],{"class":1170},"        '",[1060,2730,2731],{"class":1174},"generated_file.txt",[1060,2733,1178],{"class":1170},[1060,2735,2736],{"class":1074},",\n",[1060,2738,2739,2742],{"class":1062,"line":1365},[1060,2740,2741],{"class":1255},"        file_content",[1060,2743,2736],{"class":1074},[1060,2745,2746,2749,2751,2755],{"class":1062,"line":1384},[1060,2747,2748],{"class":2089},"        save",[1060,2750,1201],{"class":1074},[1060,2752,2754],{"class":2753},"s8XtY","True",[1060,2756,2757],{"class":1232},"  # Save the model instance\n",[1060,2759,2760],{"class":1062,"line":1389},[1060,2761,2762],{"class":1074},"    )\n",[1035,2764,2766],{"id":2765},"file-processing","File Processing",[1040,2768,2770],{"id":2769},"image-processing","Image Processing",[1051,2772,2774],{"className":1053,"code":2773,"language":1055,"meta":1056,"style":1056},"from PIL import Image\nfrom django.core.files.base import ContentFile\nimport io\n\ndef process_image(image_field):\n    \"\"\"Process uploaded image\"\"\"\n    \n    # Open image with PIL\n    with image_field.open('rb') as f:\n        image = Image.open(f)\n        \n        # Create thumbnail\n        thumbnail_size = (150, 150)\n        image.thumbnail(thumbnail_size, Image.Resampling.LANCZOS)\n        \n        # Save processed image\n        output = io.BytesIO()\n        image.save(output, format='JPEG', quality=85)\n        output.seek(0)\n        \n        # Create new ContentFile\n        thumbnail_file = ContentFile(\n            output.getvalue(),\n            name=f\"thumb_{image_field.name}\"\n        )\n        \n        return thumbnail_file\n\n# Usage in model\nclass Photo(models.Model):\n    original = models.ImageField(upload_to='photos/')\n    thumbnail = models.ImageField(upload_to='thumbnails/', blank=True)\n    \n    def save(self, *args, **kwargs):\n        super().save(*args, **kwargs)\n        \n        if self.original and not self.thumbnail:\n            self.thumbnail = process_image(self.original)\n            super().save(update_fields=['thumbnail'])\n",[1030,2775,2776,2789,2811,2818,2822,2836,2845,2849,2854,2881,2901,2905,2910,2930,2961,2965,2970,2987,3026,3041,3045,3050,3061,3074,3099,3105,3110,3118,3123,3129,3152,3184,3222,3227,3260,3287,3292,3319,3344],{"__ignoreMap":1056},[1060,2777,2778,2780,2783,2786],{"class":1062,"line":1063},[1060,2779,1067],{"class":1066},[1060,2781,2782],{"class":2625}," PIL",[1060,2784,2785],{"class":1066}," import",[1060,2787,2788],{"class":1070}," Image\n",[1060,2790,2791,2793,2795,2797,2799,2801,2803,2805,2807,2809],{"class":1062,"line":1087},[1060,2792,1067],{"class":1066},[1060,2794,1071],{"class":1070},[1060,2796,1075],{"class":1074},[1060,2798,1459],{"class":1070},[1060,2800,1075],{"class":1074},[1060,2802,1464],{"class":1070},[1060,2804,1075],{"class":1074},[1060,2806,2002],{"class":1070},[1060,2808,1081],{"class":1066},[1060,2810,2007],{"class":1070},[1060,2812,2813,2815],{"class":1062,"line":1114},[1060,2814,1081],{"class":1066},[1060,2816,2817],{"class":1070}," io\n",[1060,2819,2820],{"class":1062,"line":1121},[1060,2821,1118],{"emptyLinePlaceholder":1117},[1060,2823,2824,2826,2829,2831,2834],{"class":1062,"line":1131},[1060,2825,1135],{"class":1134},[1060,2827,2828],{"class":1127}," process_image",[1060,2830,1141],{"class":1074},[1060,2832,2833],{"class":1144},"image_field",[1060,2835,1148],{"class":1074},[1060,2837,2838,2840,2843],{"class":1062,"line":1151},[1060,2839,1705],{"class":1704},[1060,2841,2842],{"class":1708},"Process uploaded image",[1060,2844,1712],{"class":1704},[1060,2846,2847],{"class":1062,"line":1195},[1060,2848,1525],{"class":1070},[1060,2850,2851],{"class":1062,"line":1223},[1060,2852,2853],{"class":1232},"    # Open image with PIL\n",[1060,2855,2856,2858,2861,2863,2865,2867,2869,2871,2873,2875,2877,2879],{"class":1062,"line":1229},[1060,2857,2115],{"class":1066},[1060,2859,2860],{"class":1070}," image_field",[1060,2862,1075],{"class":1074},[1060,2864,2310],{"class":1255},[1060,2866,1141],{"class":1074},[1060,2868,1178],{"class":1170},[1060,2870,2134],{"class":1174},[1060,2872,1178],{"class":1170},[1060,2874,1872],{"class":1074},[1060,2876,2141],{"class":1066},[1060,2878,2144],{"class":1070},[1060,2880,1192],{"class":1074},[1060,2882,2883,2886,2888,2891,2893,2895,2897,2899],{"class":1062,"line":1236},[1060,2884,2885],{"class":1070},"        image ",[1060,2887,1201],{"class":1074},[1060,2889,2890],{"class":1070}," Image",[1060,2892,1075],{"class":1074},[1060,2894,2310],{"class":1255},[1060,2896,1141],{"class":1074},[1060,2898,1245],{"class":1255},[1060,2900,1270],{"class":1074},[1060,2902,2903],{"class":1062,"line":1273},[1060,2904,1226],{"class":1070},[1060,2906,2907],{"class":1062,"line":1300},[1060,2908,2909],{"class":1232},"        # Create thumbnail\n",[1060,2911,2912,2915,2917,2920,2923,2925,2928],{"class":1062,"line":1327},[1060,2913,2914],{"class":1070},"        thumbnail_size ",[1060,2916,1201],{"class":1074},[1060,2918,2919],{"class":1074}," (",[1060,2921,2922],{"class":1408},"150",[1060,2924,1477],{"class":1074},[1060,2926,2927],{"class":1408}," 150",[1060,2929,1270],{"class":1074},[1060,2931,2932,2935,2937,2940,2942,2945,2947,2949,2951,2954,2956,2959],{"class":1062,"line":1354},[1060,2933,2934],{"class":1070},"        image",[1060,2936,1075],{"class":1074},[1060,2938,2939],{"class":1255},"thumbnail",[1060,2941,1141],{"class":1074},[1060,2943,2944],{"class":1255},"thumbnail_size",[1060,2946,1477],{"class":1074},[1060,2948,2890],{"class":1255},[1060,2950,1075],{"class":1074},[1060,2952,2953],{"class":1162},"Resampling",[1060,2955,1075],{"class":1074},[1060,2957,2958],{"class":1188},"LANCZOS",[1060,2960,1270],{"class":1074},[1060,2962,2963],{"class":1062,"line":1359},[1060,2964,1226],{"class":1070},[1060,2966,2967],{"class":1062,"line":1365},[1060,2968,2969],{"class":1232},"        # Save processed image\n",[1060,2971,2972,2975,2977,2980,2982,2985],{"class":1062,"line":1384},[1060,2973,2974],{"class":1070},"        output ",[1060,2976,1201],{"class":1074},[1060,2978,2979],{"class":1070}," io",[1060,2981,1075],{"class":1074},[1060,2983,2984],{"class":1255},"BytesIO",[1060,2986,1381],{"class":1074},[1060,2988,2989,2991,2993,2995,2997,3000,3002,3005,3007,3009,3012,3014,3016,3019,3021,3024],{"class":1062,"line":1389},[1060,2990,2934],{"class":1070},[1060,2992,1075],{"class":1074},[1060,2994,2720],{"class":1255},[1060,2996,1141],{"class":1074},[1060,2998,2999],{"class":1255},"output",[1060,3001,1477],{"class":1074},[1060,3003,3004],{"class":2089}," format",[1060,3006,1201],{"class":1074},[1060,3008,1178],{"class":1170},[1060,3010,3011],{"class":1174},"JPEG",[1060,3013,1178],{"class":1170},[1060,3015,1477],{"class":1074},[1060,3017,3018],{"class":2089}," quality",[1060,3020,1201],{"class":1074},[1060,3022,3023],{"class":1408},"85",[1060,3025,1270],{"class":1074},[1060,3027,3028,3031,3033,3035,3037,3039],{"class":1062,"line":1395},[1060,3029,3030],{"class":1070},"        output",[1060,3032,1075],{"class":1074},[1060,3034,1403],{"class":1255},[1060,3036,1141],{"class":1074},[1060,3038,1409],{"class":1408},[1060,3040,1270],{"class":1074},[1060,3042,3043],{"class":1062,"line":1414},[1060,3044,1226],{"class":1070},[1060,3046,3047],{"class":1062,"line":1419},[1060,3048,3049],{"class":1232},"        # Create new ContentFile\n",[1060,3051,3052,3055,3057,3059],{"class":1062,"line":2492},[1060,3053,3054],{"class":1070},"        thumbnail_file ",[1060,3056,1201],{"class":1074},[1060,3058,2079],{"class":1255},[1060,3060,2723],{"class":1074},[1060,3062,3063,3066,3068,3071],{"class":1062,"line":2525},[1060,3064,3065],{"class":1255},"            output",[1060,3067,1075],{"class":1074},[1060,3069,3070],{"class":1255},"getvalue",[1060,3072,3073],{"class":1074},"(),\n",[1060,3075,3077,3080,3082,3084,3087,3089,3091,3093,3095,3097],{"class":1062,"line":3076},24,[1060,3078,3079],{"class":2089},"            name",[1060,3081,1201],{"class":1074},[1060,3083,1245],{"class":1134},[1060,3085,3086],{"class":1174},"\"thumb_",[1060,3088,1252],{"class":1251},[1060,3090,2833],{"class":1255},[1060,3092,1075],{"class":1074},[1060,3094,1261],{"class":1162},[1060,3096,1264],{"class":1251},[1060,3098,2069],{"class":1174},[1060,3100,3102],{"class":1062,"line":3101},25,[1060,3103,3104],{"class":1074},"        )\n",[1060,3106,3108],{"class":1062,"line":3107},26,[1060,3109,1226],{"class":1070},[1060,3111,3113,3115],{"class":1062,"line":3112},27,[1060,3114,1422],{"class":1066},[1060,3116,3117],{"class":1070}," thumbnail_file\n",[1060,3119,3121],{"class":1062,"line":3120},28,[1060,3122,1118],{"emptyLinePlaceholder":1117},[1060,3124,3126],{"class":1062,"line":3125},29,[1060,3127,3128],{"class":1232},"# Usage in model\n",[1060,3130,3132,3135,3139,3141,3145,3147,3150],{"class":1062,"line":3131},30,[1060,3133,3134],{"class":1134},"class",[1060,3136,3138],{"class":3137},"sD-vU"," Photo",[1060,3140,1141],{"class":1074},[1060,3142,3144],{"class":3143},"sYn-s","models",[1060,3146,1075],{"class":1074},[1060,3148,3149],{"class":3143},"Model",[1060,3151,1148],{"class":1074},[1060,3153,3155,3158,3160,3163,3165,3168,3170,3173,3175,3177,3180,3182],{"class":1062,"line":3154},31,[1060,3156,3157],{"class":1070},"    original ",[1060,3159,1201],{"class":1074},[1060,3161,3162],{"class":1070}," models",[1060,3164,1075],{"class":1074},[1060,3166,3167],{"class":1255},"ImageField",[1060,3169,1141],{"class":1074},[1060,3171,3172],{"class":2089},"upload_to",[1060,3174,1201],{"class":1074},[1060,3176,1178],{"class":1170},[1060,3178,3179],{"class":1174},"photos/",[1060,3181,1178],{"class":1170},[1060,3183,1270],{"class":1074},[1060,3185,3187,3190,3192,3194,3196,3198,3200,3202,3204,3206,3209,3211,3213,3216,3218,3220],{"class":1062,"line":3186},32,[1060,3188,3189],{"class":1070},"    thumbnail ",[1060,3191,1201],{"class":1074},[1060,3193,3162],{"class":1070},[1060,3195,1075],{"class":1074},[1060,3197,3167],{"class":1255},[1060,3199,1141],{"class":1074},[1060,3201,3172],{"class":2089},[1060,3203,1201],{"class":1074},[1060,3205,1178],{"class":1170},[1060,3207,3208],{"class":1174},"thumbnails/",[1060,3210,1178],{"class":1170},[1060,3212,1477],{"class":1074},[1060,3214,3215],{"class":2089}," blank",[1060,3217,1201],{"class":1074},[1060,3219,2754],{"class":2753},[1060,3221,1270],{"class":1074},[1060,3223,3225],{"class":1062,"line":3224},33,[1060,3226,1525],{"class":1070},[1060,3228,3230,3233,3236,3238,3242,3244,3247,3250,3252,3255,3258],{"class":1062,"line":3229},34,[1060,3231,3232],{"class":1134},"    def",[1060,3234,3235],{"class":1127}," save",[1060,3237,1141],{"class":1074},[1060,3239,3241],{"class":3240},"sRjD_","self",[1060,3243,1477],{"class":1074},[1060,3245,3246],{"class":1166}," *",[1060,3248,3249],{"class":1144},"args",[1060,3251,1477],{"class":1074},[1060,3253,3254],{"class":1166}," **",[1060,3256,3257],{"class":1144},"kwargs",[1060,3259,1148],{"class":1074},[1060,3261,3263,3267,3270,3272,3274,3277,3279,3281,3283,3285],{"class":1062,"line":3262},35,[1060,3264,3266],{"class":3265},"sa2tF","        super",[1060,3268,3269],{"class":1074},"().",[1060,3271,2720],{"class":1255},[1060,3273,1141],{"class":1074},[1060,3275,3276],{"class":1166},"*",[1060,3278,3249],{"class":1255},[1060,3280,1477],{"class":1074},[1060,3282,3254],{"class":1166},[1060,3284,3257],{"class":1255},[1060,3286,1270],{"class":1074},[1060,3288,3290],{"class":1062,"line":3289},36,[1060,3291,1226],{"class":1070},[1060,3293,3295,3298,3301,3303,3306,3308,3311,3313,3315,3317],{"class":1062,"line":3294},37,[1060,3296,3297],{"class":1066},"        if",[1060,3299,3300],{"class":2625}," self",[1060,3302,1075],{"class":1074},[1060,3304,3305],{"class":1162},"original",[1060,3307,1181],{"class":1166},[1060,3309,3310],{"class":1166}," not",[1060,3312,3300],{"class":2625},[1060,3314,1075],{"class":1074},[1060,3316,2939],{"class":1162},[1060,3318,1192],{"class":1074},[1060,3320,3322,3325,3327,3329,3332,3334,3336,3338,3340,3342],{"class":1062,"line":3321},38,[1060,3323,3324],{"class":2625},"            self",[1060,3326,1075],{"class":1074},[1060,3328,2939],{"class":1162},[1060,3330,3331],{"class":1074}," =",[1060,3333,2828],{"class":1255},[1060,3335,1141],{"class":1074},[1060,3337,3241],{"class":2625},[1060,3339,1075],{"class":1074},[1060,3341,3305],{"class":1162},[1060,3343,1270],{"class":1074},[1060,3345,3347,3350,3352,3354,3356,3359,3362,3364,3366,3368],{"class":1062,"line":3346},39,[1060,3348,3349],{"class":3265},"            super",[1060,3351,3269],{"class":1074},[1060,3353,2720],{"class":1255},[1060,3355,1141],{"class":1074},[1060,3357,3358],{"class":2089},"update_fields",[1060,3360,3361],{"class":1074},"=[",[1060,3363,1178],{"class":1170},[1060,3365,2939],{"class":1174},[1060,3367,1178],{"class":1170},[1060,3369,3370],{"class":1074},"])\n",[1040,3372,3374],{"id":3373},"text-file-processing","Text File Processing",[1051,3376,3378],{"className":1053,"code":3377,"language":1055,"meta":1056,"style":1056},"import csv\nimport json\nfrom django.core.files.base import ContentFile\n\ndef process_csv_file(csv_file):\n    \"\"\"Process uploaded CSV file\"\"\"\n    \n    # Decode and read CSV\n    csv_file.seek(0)\n    decoded_file = csv_file.read().decode('utf-8')\n    csv_reader = csv.DictReader(decoded_file.splitlines())\n    \n    # Process rows\n    processed_data = []\n    for row in csv_reader:\n        # Process each row\n        processed_row = {\n            'name': row.get('name', '').strip(),\n            'email': row.get('email', '').lower(),\n            'processed_at': timezone.now().isoformat()\n        }\n        processed_data.append(processed_row)\n    \n    # Create JSON output\n    json_content = json.dumps(processed_data, indent=2)\n    json_file = ContentFile(\n        json_content.encode('utf-8'),\n        name='processed_data.json'\n    )\n    \n    return json_file, processed_data\n",[1030,3379,3380,3387,3394,3416,3420,3434,3443,3447,3452,3467,3496,3524,3528,3533,3542,3556,3561,3571,3611,3647,3672,3677,3693,3697,3702,3734,3745,3765,3780,3784,3788],{"__ignoreMap":1056},[1060,3381,3382,3384],{"class":1062,"line":1063},[1060,3383,1081],{"class":1066},[1060,3385,3386],{"class":1070}," csv\n",[1060,3388,3389,3391],{"class":1062,"line":1087},[1060,3390,1081],{"class":1066},[1060,3392,3393],{"class":1070}," json\n",[1060,3395,3396,3398,3400,3402,3404,3406,3408,3410,3412,3414],{"class":1062,"line":1114},[1060,3397,1067],{"class":1066},[1060,3399,1071],{"class":1070},[1060,3401,1075],{"class":1074},[1060,3403,1459],{"class":1070},[1060,3405,1075],{"class":1074},[1060,3407,1464],{"class":1070},[1060,3409,1075],{"class":1074},[1060,3411,2002],{"class":1070},[1060,3413,1081],{"class":1066},[1060,3415,2007],{"class":1070},[1060,3417,3418],{"class":1062,"line":1121},[1060,3419,1118],{"emptyLinePlaceholder":1117},[1060,3421,3422,3424,3427,3429,3432],{"class":1062,"line":1131},[1060,3423,1135],{"class":1134},[1060,3425,3426],{"class":1127}," process_csv_file",[1060,3428,1141],{"class":1074},[1060,3430,3431],{"class":1144},"csv_file",[1060,3433,1148],{"class":1074},[1060,3435,3436,3438,3441],{"class":1062,"line":1151},[1060,3437,1705],{"class":1704},[1060,3439,3440],{"class":1708},"Process uploaded CSV file",[1060,3442,1712],{"class":1704},[1060,3444,3445],{"class":1062,"line":1195},[1060,3446,1525],{"class":1070},[1060,3448,3449],{"class":1062,"line":1223},[1060,3450,3451],{"class":1232},"    # Decode and read CSV\n",[1060,3453,3454,3457,3459,3461,3463,3465],{"class":1062,"line":1229},[1060,3455,3456],{"class":1070},"    csv_file",[1060,3458,1075],{"class":1074},[1060,3460,1403],{"class":1255},[1060,3462,1141],{"class":1074},[1060,3464,1409],{"class":1408},[1060,3466,1270],{"class":1074},[1060,3468,3469,3472,3474,3477,3479,3481,3483,3486,3488,3490,3492,3494],{"class":1062,"line":1236},[1060,3470,3471],{"class":1070},"    decoded_file ",[1060,3473,1201],{"class":1074},[1060,3475,3476],{"class":1070}," csv_file",[1060,3478,1075],{"class":1074},[1060,3480,1378],{"class":1255},[1060,3482,3269],{"class":1074},[1060,3484,3485],{"class":1255},"decode",[1060,3487,1141],{"class":1074},[1060,3489,1178],{"class":1170},[1060,3491,2692],{"class":1174},[1060,3493,1178],{"class":1170},[1060,3495,1270],{"class":1074},[1060,3497,3498,3501,3503,3506,3508,3511,3513,3516,3518,3521],{"class":1062,"line":1273},[1060,3499,3500],{"class":1070},"    csv_reader ",[1060,3502,1201],{"class":1074},[1060,3504,3505],{"class":1070}," csv",[1060,3507,1075],{"class":1074},[1060,3509,3510],{"class":1255},"DictReader",[1060,3512,1141],{"class":1074},[1060,3514,3515],{"class":1255},"decoded_file",[1060,3517,1075],{"class":1074},[1060,3519,3520],{"class":1255},"splitlines",[1060,3522,3523],{"class":1074},"())\n",[1060,3525,3526],{"class":1062,"line":1300},[1060,3527,1525],{"class":1070},[1060,3529,3530],{"class":1062,"line":1327},[1060,3531,3532],{"class":1232},"    # Process rows\n",[1060,3534,3535,3538,3540],{"class":1062,"line":1354},[1060,3536,3537],{"class":1070},"    processed_data ",[1060,3539,1201],{"class":1074},[1060,3541,1940],{"class":1074},[1060,3543,3544,3546,3549,3551,3554],{"class":1062,"line":1359},[1060,3545,1945],{"class":1066},[1060,3547,3548],{"class":1070}," row ",[1060,3550,1652],{"class":1066},[1060,3552,3553],{"class":1070}," csv_reader",[1060,3555,1192],{"class":1074},[1060,3557,3558],{"class":1062,"line":1365},[1060,3559,3560],{"class":1232},"        # Process each row\n",[1060,3562,3563,3566,3568],{"class":1062,"line":1384},[1060,3564,3565],{"class":1070},"        processed_row ",[1060,3567,1201],{"class":1074},[1060,3569,3570],{"class":1074}," {\n",[1060,3572,3573,3576,3578,3580,3583,3586,3588,3590,3592,3594,3596,3598,3600,3603,3606,3609],{"class":1062,"line":1389},[1060,3574,3575],{"class":1170},"            '",[1060,3577,1261],{"class":1174},[1060,3579,1178],{"class":1170},[1060,3581,3582],{"class":1074},":",[1060,3584,3585],{"class":1070}," row",[1060,3587,1075],{"class":1074},[1060,3589,2510],{"class":1255},[1060,3591,1141],{"class":1074},[1060,3593,1178],{"class":1170},[1060,3595,1261],{"class":1174},[1060,3597,1178],{"class":1170},[1060,3599,1477],{"class":1074},[1060,3601,3602],{"class":1170}," ''",[1060,3604,3605],{"class":1074},").",[1060,3607,3608],{"class":1255},"strip",[1060,3610,3073],{"class":1074},[1060,3612,3613,3615,3618,3620,3622,3624,3626,3628,3630,3632,3634,3636,3638,3640,3642,3645],{"class":1062,"line":1395},[1060,3614,3575],{"class":1170},[1060,3616,3617],{"class":1174},"email",[1060,3619,1178],{"class":1170},[1060,3621,3582],{"class":1074},[1060,3623,3585],{"class":1070},[1060,3625,1075],{"class":1074},[1060,3627,2510],{"class":1255},[1060,3629,1141],{"class":1074},[1060,3631,1178],{"class":1170},[1060,3633,3617],{"class":1174},[1060,3635,1178],{"class":1170},[1060,3637,1477],{"class":1074},[1060,3639,3602],{"class":1170},[1060,3641,3605],{"class":1074},[1060,3643,3644],{"class":1255},"lower",[1060,3646,3073],{"class":1074},[1060,3648,3649,3651,3654,3656,3658,3661,3663,3665,3667,3670],{"class":1062,"line":1414},[1060,3650,3575],{"class":1170},[1060,3652,3653],{"class":1174},"processed_at",[1060,3655,1178],{"class":1170},[1060,3657,3582],{"class":1074},[1060,3659,3660],{"class":1070}," timezone",[1060,3662,1075],{"class":1074},[1060,3664,2650],{"class":1255},[1060,3666,3269],{"class":1074},[1060,3668,3669],{"class":1255},"isoformat",[1060,3671,1381],{"class":1074},[1060,3673,3674],{"class":1062,"line":1419},[1060,3675,3676],{"class":1074},"        }\n",[1060,3678,3679,3682,3684,3686,3688,3691],{"class":1062,"line":2492},[1060,3680,3681],{"class":1070},"        processed_data",[1060,3683,1075],{"class":1074},[1060,3685,1967],{"class":1255},[1060,3687,1141],{"class":1074},[1060,3689,3690],{"class":1255},"processed_row",[1060,3692,1270],{"class":1074},[1060,3694,3695],{"class":1062,"line":2525},[1060,3696,1525],{"class":1070},[1060,3698,3699],{"class":1062,"line":3076},[1060,3700,3701],{"class":1232},"    # Create JSON output\n",[1060,3703,3704,3707,3709,3712,3714,3717,3719,3722,3724,3727,3729,3732],{"class":1062,"line":3101},[1060,3705,3706],{"class":1070},"    json_content ",[1060,3708,1201],{"class":1074},[1060,3710,3711],{"class":1070}," json",[1060,3713,1075],{"class":1074},[1060,3715,3716],{"class":1255},"dumps",[1060,3718,1141],{"class":1074},[1060,3720,3721],{"class":1255},"processed_data",[1060,3723,1477],{"class":1074},[1060,3725,3726],{"class":2089}," indent",[1060,3728,1201],{"class":1074},[1060,3730,3731],{"class":1408},"2",[1060,3733,1270],{"class":1074},[1060,3735,3736,3739,3741,3743],{"class":1062,"line":3107},[1060,3737,3738],{"class":1070},"    json_file ",[1060,3740,1201],{"class":1074},[1060,3742,2079],{"class":1255},[1060,3744,2723],{"class":1074},[1060,3746,3747,3750,3752,3754,3756,3758,3760,3762],{"class":1062,"line":3112},[1060,3748,3749],{"class":1255},"        json_content",[1060,3751,1075],{"class":1074},[1060,3753,2685],{"class":1255},[1060,3755,1141],{"class":1074},[1060,3757,1178],{"class":1170},[1060,3759,2692],{"class":1174},[1060,3761,1178],{"class":1170},[1060,3763,3764],{"class":1074},"),\n",[1060,3766,3767,3770,3772,3774,3777],{"class":1062,"line":3120},[1060,3768,3769],{"class":2089},"        name",[1060,3771,1201],{"class":1074},[1060,3773,1178],{"class":1170},[1060,3775,3776],{"class":1174},"processed_data.json",[1060,3778,3779],{"class":1170},"'\n",[1060,3781,3782],{"class":1062,"line":3125},[1060,3783,2762],{"class":1074},[1060,3785,3786],{"class":1062,"line":3131},[1060,3787,1525],{"class":1070},[1060,3789,3790,3792,3795,3797],{"class":1062,"line":3154},[1060,3791,2247],{"class":1066},[1060,3793,3794],{"class":1070}," json_file",[1060,3796,1477],{"class":1074},[1060,3798,3799],{"class":1070}," processed_data\n",[1035,3801,3803],{"id":3802},"file-validation-and-security","File Validation and Security",[1040,3805,3807],{"id":3806},"content-based-validation","Content-Based Validation",[1051,3809,3811],{"className":1053,"code":3810,"language":1055,"meta":1056,"style":1056},"import magic\nfrom django.core.exceptions import ValidationError\n\ndef validate_file_content(file_obj):\n    \"\"\"Validate file based on actual content\"\"\"\n    \n    # Read file header\n    file_obj.seek(0)\n    file_header = file_obj.read(1024)\n    file_obj.seek(0)\n    \n    # Use python-magic to detect file type\n    file_type = magic.from_buffer(file_header, mime=True)\n    \n    allowed_types = [\n        'image/jpeg',\n        'image/png',\n        'application/pdf',\n        'text/plain'\n    ]\n    \n    if file_type not in allowed_types:\n        raise ValidationError(f\"File type {file_type} not allowed\")\n    \n    return True\n\ndef scan_for_malware(file_obj):\n    \"\"\"Basic malware scanning\"\"\"\n    \n    # Read file content\n    file_obj.seek(0)\n    content = file_obj.read()\n    file_obj.seek(0)\n    \n    # Simple signature detection\n    malicious_signatures = [\n        b'\u003Cscript',\n        b'javascript:',\n        b'\u003C?php'\n    ]\n    \n    content_lower = content.lower()\n    for signature in malicious_signatures:\n        if signature in content_lower:\n            raise ValidationError(\"Potentially malicious content detected\")\n    \n    return True\n",[1030,3812,3813,3820,3840,3844,3857,3866,3870,3875,3889,3909,3923,3927,3932,3963,3967,3977,3988,3999,4010,4019,4024,4028,4046,4073,4077,4084,4088,4101,4110,4114,4119,4133,4147,4161,4165,4170,4179,4193,4206,4217,4222,4227,4244,4259,4273,4292,4297],{"__ignoreMap":1056},[1060,3814,3815,3817],{"class":1062,"line":1063},[1060,3816,1081],{"class":1066},[1060,3818,3819],{"class":1070}," magic\n",[1060,3821,3822,3824,3826,3828,3830,3832,3835,3837],{"class":1062,"line":1087},[1060,3823,1067],{"class":1066},[1060,3825,1071],{"class":1070},[1060,3827,1075],{"class":1074},[1060,3829,1459],{"class":1070},[1060,3831,1075],{"class":1074},[1060,3833,3834],{"class":1070},"exceptions ",[1060,3836,1081],{"class":1066},[1060,3838,3839],{"class":1070}," ValidationError\n",[1060,3841,3842],{"class":1062,"line":1114},[1060,3843,1118],{"emptyLinePlaceholder":1117},[1060,3845,3846,3848,3851,3853,3855],{"class":1062,"line":1121},[1060,3847,1135],{"class":1134},[1060,3849,3850],{"class":1127}," validate_file_content",[1060,3852,1141],{"class":1074},[1060,3854,1697],{"class":1144},[1060,3856,1148],{"class":1074},[1060,3858,3859,3861,3864],{"class":1062,"line":1131},[1060,3860,1705],{"class":1704},[1060,3862,3863],{"class":1708},"Validate file based on actual content",[1060,3865,1712],{"class":1704},[1060,3867,3868],{"class":1062,"line":1151},[1060,3869,1525],{"class":1070},[1060,3871,3872],{"class":1062,"line":1195},[1060,3873,3874],{"class":1232},"    # Read file header\n",[1060,3876,3877,3879,3881,3883,3885,3887],{"class":1062,"line":1223},[1060,3878,1908],{"class":1070},[1060,3880,1075],{"class":1074},[1060,3882,1403],{"class":1255},[1060,3884,1141],{"class":1074},[1060,3886,1409],{"class":1408},[1060,3888,1270],{"class":1074},[1060,3890,3891,3894,3896,3898,3900,3902,3904,3907],{"class":1062,"line":1229},[1060,3892,3893],{"class":1070},"    file_header ",[1060,3895,1201],{"class":1074},[1060,3897,1897],{"class":1070},[1060,3899,1075],{"class":1074},[1060,3901,1378],{"class":1255},[1060,3903,1141],{"class":1074},[1060,3905,3906],{"class":1408},"1024",[1060,3908,1270],{"class":1074},[1060,3910,3911,3913,3915,3917,3919,3921],{"class":1062,"line":1236},[1060,3912,1908],{"class":1070},[1060,3914,1075],{"class":1074},[1060,3916,1403],{"class":1255},[1060,3918,1141],{"class":1074},[1060,3920,1409],{"class":1408},[1060,3922,1270],{"class":1074},[1060,3924,3925],{"class":1062,"line":1273},[1060,3926,1525],{"class":1070},[1060,3928,3929],{"class":1062,"line":1300},[1060,3930,3931],{"class":1232},"    # Use python-magic to detect file type\n",[1060,3933,3934,3937,3939,3942,3944,3947,3949,3952,3954,3957,3959,3961],{"class":1062,"line":1327},[1060,3935,3936],{"class":1070},"    file_type ",[1060,3938,1201],{"class":1074},[1060,3940,3941],{"class":1070}," magic",[1060,3943,1075],{"class":1074},[1060,3945,3946],{"class":1255},"from_buffer",[1060,3948,1141],{"class":1074},[1060,3950,3951],{"class":1255},"file_header",[1060,3953,1477],{"class":1074},[1060,3955,3956],{"class":2089}," mime",[1060,3958,1201],{"class":1074},[1060,3960,2754],{"class":2753},[1060,3962,1270],{"class":1074},[1060,3964,3965],{"class":1062,"line":1354},[1060,3966,1525],{"class":1070},[1060,3968,3969,3972,3974],{"class":1062,"line":1359},[1060,3970,3971],{"class":1070},"    allowed_types ",[1060,3973,1201],{"class":1074},[1060,3975,3976],{"class":1074}," [\n",[1060,3978,3979,3981,3984,3986],{"class":1062,"line":1365},[1060,3980,2728],{"class":1170},[1060,3982,3983],{"class":1174},"image/jpeg",[1060,3985,1178],{"class":1170},[1060,3987,2736],{"class":1074},[1060,3989,3990,3992,3995,3997],{"class":1062,"line":1384},[1060,3991,2728],{"class":1170},[1060,3993,3994],{"class":1174},"image/png",[1060,3996,1178],{"class":1170},[1060,3998,2736],{"class":1074},[1060,4000,4001,4003,4006,4008],{"class":1062,"line":1389},[1060,4002,2728],{"class":1170},[1060,4004,4005],{"class":1174},"application/pdf",[1060,4007,1178],{"class":1170},[1060,4009,2736],{"class":1074},[1060,4011,4012,4014,4017],{"class":1062,"line":1395},[1060,4013,2728],{"class":1170},[1060,4015,4016],{"class":1174},"text/plain",[1060,4018,3779],{"class":1170},[1060,4020,4021],{"class":1062,"line":1414},[1060,4022,4023],{"class":1074},"    ]\n",[1060,4025,4026],{"class":1062,"line":1419},[1060,4027,1525],{"class":1070},[1060,4029,4030,4032,4035,4038,4041,4044],{"class":1062,"line":2492},[1060,4031,1154],{"class":1066},[1060,4033,4034],{"class":1070}," file_type ",[1060,4036,4037],{"class":1166},"not",[1060,4039,4040],{"class":1166}," in",[1060,4042,4043],{"class":1070}," allowed_types",[1060,4045,1192],{"class":1074},[1060,4047,4048,4051,4054,4056,4058,4061,4063,4066,4068,4071],{"class":1062,"line":2525},[1060,4049,4050],{"class":1066},"        raise",[1060,4052,4053],{"class":1255}," ValidationError",[1060,4055,1141],{"class":1074},[1060,4057,1245],{"class":1134},[1060,4059,4060],{"class":1174},"\"File type ",[1060,4062,1252],{"class":1251},[1060,4064,4065],{"class":1255},"file_type",[1060,4067,1264],{"class":1251},[1060,4069,4070],{"class":1174}," not allowed\"",[1060,4072,1270],{"class":1074},[1060,4074,4075],{"class":1062,"line":3076},[1060,4076,1525],{"class":1070},[1060,4078,4079,4081],{"class":1062,"line":3101},[1060,4080,2247],{"class":1066},[1060,4082,4083],{"class":2753}," True\n",[1060,4085,4086],{"class":1062,"line":3107},[1060,4087,1118],{"emptyLinePlaceholder":1117},[1060,4089,4090,4092,4095,4097,4099],{"class":1062,"line":3112},[1060,4091,1135],{"class":1134},[1060,4093,4094],{"class":1127}," scan_for_malware",[1060,4096,1141],{"class":1074},[1060,4098,1697],{"class":1144},[1060,4100,1148],{"class":1074},[1060,4102,4103,4105,4108],{"class":1062,"line":3120},[1060,4104,1705],{"class":1704},[1060,4106,4107],{"class":1708},"Basic malware scanning",[1060,4109,1712],{"class":1704},[1060,4111,4112],{"class":1062,"line":3125},[1060,4113,1525],{"class":1070},[1060,4115,4116],{"class":1062,"line":3131},[1060,4117,4118],{"class":1232},"    # Read file content\n",[1060,4120,4121,4123,4125,4127,4129,4131],{"class":1062,"line":3154},[1060,4122,1908],{"class":1070},[1060,4124,1075],{"class":1074},[1060,4126,1403],{"class":1255},[1060,4128,1141],{"class":1074},[1060,4130,1409],{"class":1408},[1060,4132,1270],{"class":1074},[1060,4134,4135,4137,4139,4141,4143,4145],{"class":1062,"line":3186},[1060,4136,1892],{"class":1070},[1060,4138,1201],{"class":1074},[1060,4140,1897],{"class":1070},[1060,4142,1075],{"class":1074},[1060,4144,1378],{"class":1255},[1060,4146,1381],{"class":1074},[1060,4148,4149,4151,4153,4155,4157,4159],{"class":1062,"line":3224},[1060,4150,1908],{"class":1070},[1060,4152,1075],{"class":1074},[1060,4154,1403],{"class":1255},[1060,4156,1141],{"class":1074},[1060,4158,1409],{"class":1408},[1060,4160,1270],{"class":1074},[1060,4162,4163],{"class":1062,"line":3229},[1060,4164,1525],{"class":1070},[1060,4166,4167],{"class":1062,"line":3262},[1060,4168,4169],{"class":1232},"    # Simple signature detection\n",[1060,4171,4172,4175,4177],{"class":1062,"line":3289},[1060,4173,4174],{"class":1070},"    malicious_signatures ",[1060,4176,1201],{"class":1074},[1060,4178,3976],{"class":1074},[1060,4180,4181,4184,4186,4189,4191],{"class":1062,"line":3294},[1060,4182,4183],{"class":1134},"        b",[1060,4185,1178],{"class":1170},[1060,4187,4188],{"class":1174},"\u003Cscript",[1060,4190,1178],{"class":1170},[1060,4192,2736],{"class":1074},[1060,4194,4195,4197,4199,4202,4204],{"class":1062,"line":3321},[1060,4196,4183],{"class":1134},[1060,4198,1178],{"class":1170},[1060,4200,4201],{"class":1174},"javascript:",[1060,4203,1178],{"class":1170},[1060,4205,2736],{"class":1074},[1060,4207,4208,4210,4212,4215],{"class":1062,"line":3346},[1060,4209,4183],{"class":1134},[1060,4211,1178],{"class":1170},[1060,4213,4214],{"class":1174},"\u003C?php",[1060,4216,3779],{"class":1170},[1060,4218,4220],{"class":1062,"line":4219},40,[1060,4221,4023],{"class":1074},[1060,4223,4225],{"class":1062,"line":4224},41,[1060,4226,1525],{"class":1070},[1060,4228,4230,4233,4235,4238,4240,4242],{"class":1062,"line":4229},42,[1060,4231,4232],{"class":1070},"    content_lower ",[1060,4234,1201],{"class":1074},[1060,4236,4237],{"class":1070}," content",[1060,4239,1075],{"class":1074},[1060,4241,3644],{"class":1255},[1060,4243,1381],{"class":1074},[1060,4245,4247,4249,4252,4254,4257],{"class":1062,"line":4246},43,[1060,4248,1945],{"class":1066},[1060,4250,4251],{"class":1070}," signature ",[1060,4253,1652],{"class":1066},[1060,4255,4256],{"class":1070}," malicious_signatures",[1060,4258,1192],{"class":1074},[1060,4260,4262,4264,4266,4268,4271],{"class":1062,"line":4261},44,[1060,4263,3297],{"class":1066},[1060,4265,4251],{"class":1070},[1060,4267,1652],{"class":1166},[1060,4269,4270],{"class":1070}," content_lower",[1060,4272,1192],{"class":1074},[1060,4274,4276,4279,4281,4283,4285,4288,4290],{"class":1062,"line":4275},45,[1060,4277,4278],{"class":1066},"            raise",[1060,4280,4053],{"class":1255},[1060,4282,1141],{"class":1074},[1060,4284,1267],{"class":1170},[1060,4286,4287],{"class":1174},"Potentially malicious content detected",[1060,4289,1267],{"class":1170},[1060,4291,1270],{"class":1074},[1060,4293,4295],{"class":1062,"line":4294},46,[1060,4296,1525],{"class":1070},[1060,4298,4300,4302],{"class":1062,"line":4299},47,[1060,4301,2247],{"class":1066},[1060,4303,4083],{"class":2753},[1035,4305,4307],{"id":4306},"custom-file-classes","Custom File Classes",[1040,4309,4311],{"id":4310},"custom-file-wrapper","Custom File Wrapper",[1051,4313,4315],{"className":1053,"code":4314,"language":1055,"meta":1056,"style":1056},"from django.core.files.base import File\n\nclass ProcessedFile(File):\n    \"\"\"Custom file class with additional processing\"\"\"\n    \n    def __init__(self, file, name=None, processor=None):\n        super().__init__(file, name)\n        self.processor = processor\n        self._processed_content = None\n    \n    @property\n    def processed_content(self):\n        \"\"\"Get processed file content\"\"\"\n        if self._processed_content is None:\n            self.seek(0)\n            content = self.read()\n            self.seek(0)\n            \n            if self.processor:\n                self._processed_content = self.processor(content)\n            else:\n                self._processed_content = content\n        \n        return self._processed_content\n    \n    def save_processed(self, name, storage=None):\n        \"\"\"Save processed version of file\"\"\"\n        processed_file = ContentFile(\n            self.processed_content,\n            name=name\n        )\n        \n        if storage:\n            return storage.save(name, processed_file)\n        else:\n            from django.core.files.storage import default_storage\n            return default_storage.save(name, processed_file)\n",[1030,4316,4317,4339,4343,4356,4365,4369,4405,4425,4440,4454,4458,4466,4479,4489,4507,4521,4536,4550,4555,4568,4591,4598,4610,4614,4625,4629,4655,4664,4675,4686,4695,4699,4703,4711,4733,4740,4765],{"__ignoreMap":1056},[1060,4318,4319,4321,4323,4325,4327,4329,4331,4333,4335,4337],{"class":1062,"line":1063},[1060,4320,1067],{"class":1066},[1060,4322,1071],{"class":1070},[1060,4324,1075],{"class":1074},[1060,4326,1459],{"class":1070},[1060,4328,1075],{"class":1074},[1060,4330,1464],{"class":1070},[1060,4332,1075],{"class":1074},[1060,4334,2002],{"class":1070},[1060,4336,1081],{"class":1066},[1060,4338,2027],{"class":1070},[1060,4340,4341],{"class":1062,"line":1087},[1060,4342,1118],{"emptyLinePlaceholder":1117},[1060,4344,4345,4347,4350,4352,4354],{"class":1062,"line":1114},[1060,4346,3134],{"class":1134},[1060,4348,4349],{"class":3137}," ProcessedFile",[1060,4351,1141],{"class":1074},[1060,4353,1032],{"class":3143},[1060,4355,1148],{"class":1074},[1060,4357,4358,4360,4363],{"class":1062,"line":1121},[1060,4359,1705],{"class":1704},[1060,4361,4362],{"class":1708},"Custom file class with additional processing",[1060,4364,1712],{"class":1704},[1060,4366,4367],{"class":1062,"line":1131},[1060,4368,1525],{"class":1070},[1060,4370,4371,4373,4376,4378,4380,4382,4385,4387,4389,4391,4394,4396,4399,4401,4403],{"class":1062,"line":1151},[1060,4372,3232],{"class":1134},[1060,4374,4375],{"class":1239}," __init__",[1060,4377,1141],{"class":1074},[1060,4379,3241],{"class":3240},[1060,4381,1477],{"class":1074},[1060,4383,4384],{"class":1144}," file",[1060,4386,1477],{"class":1074},[1060,4388,2090],{"class":1144},[1060,4390,1201],{"class":1166},[1060,4392,4393],{"class":2753},"None",[1060,4395,1477],{"class":1074},[1060,4397,4398],{"class":1144}," processor",[1060,4400,1201],{"class":1166},[1060,4402,4393],{"class":2753},[1060,4404,1148],{"class":1074},[1060,4406,4407,4409,4411,4414,4416,4419,4421,4423],{"class":1062,"line":1195},[1060,4408,3266],{"class":3265},[1060,4410,3269],{"class":1074},[1060,4412,4413],{"class":1239},"__init__",[1060,4415,1141],{"class":1074},[1060,4417,1215],{"class":4418},"sSC40",[1060,4420,1477],{"class":1074},[1060,4422,2090],{"class":1255},[1060,4424,1270],{"class":1074},[1060,4426,4427,4430,4432,4435,4437],{"class":1062,"line":1223},[1060,4428,4429],{"class":2625},"        self",[1060,4431,1075],{"class":1074},[1060,4433,4434],{"class":1162},"processor",[1060,4436,3331],{"class":1074},[1060,4438,4439],{"class":1070}," processor\n",[1060,4441,4442,4444,4446,4449,4451],{"class":1062,"line":1229},[1060,4443,4429],{"class":2625},[1060,4445,1075],{"class":1074},[1060,4447,4448],{"class":1162},"_processed_content",[1060,4450,3331],{"class":1074},[1060,4452,4453],{"class":2753}," None\n",[1060,4455,4456],{"class":1062,"line":1236},[1060,4457,1525],{"class":1070},[1060,4459,4460,4463],{"class":1062,"line":1273},[1060,4461,4462],{"class":1074},"    @",[1060,4464,4465],{"class":3265},"property\n",[1060,4467,4468,4470,4473,4475,4477],{"class":1062,"line":1300},[1060,4469,3232],{"class":1134},[1060,4471,4472],{"class":1127}," processed_content",[1060,4474,1141],{"class":1074},[1060,4476,3241],{"class":3240},[1060,4478,1148],{"class":1074},[1060,4480,4481,4484,4487],{"class":1062,"line":1327},[1060,4482,4483],{"class":1704},"        \"\"\"",[1060,4485,4486],{"class":1708},"Get processed file content",[1060,4488,1712],{"class":1704},[1060,4490,4491,4493,4495,4497,4499,4502,4505],{"class":1062,"line":1354},[1060,4492,3297],{"class":1066},[1060,4494,3300],{"class":2625},[1060,4496,1075],{"class":1074},[1060,4498,4448],{"class":1162},[1060,4500,4501],{"class":1166}," is",[1060,4503,4504],{"class":2753}," None",[1060,4506,1192],{"class":1074},[1060,4508,4509,4511,4513,4515,4517,4519],{"class":1062,"line":1359},[1060,4510,3324],{"class":2625},[1060,4512,1075],{"class":1074},[1060,4514,1403],{"class":1255},[1060,4516,1141],{"class":1074},[1060,4518,1409],{"class":1408},[1060,4520,1270],{"class":1074},[1060,4522,4523,4526,4528,4530,4532,4534],{"class":1062,"line":1365},[1060,4524,4525],{"class":1070},"            content ",[1060,4527,1201],{"class":1074},[1060,4529,3300],{"class":2625},[1060,4531,1075],{"class":1074},[1060,4533,1378],{"class":1255},[1060,4535,1381],{"class":1074},[1060,4537,4538,4540,4542,4544,4546,4548],{"class":1062,"line":1384},[1060,4539,3324],{"class":2625},[1060,4541,1075],{"class":1074},[1060,4543,1403],{"class":1255},[1060,4545,1141],{"class":1074},[1060,4547,1409],{"class":1408},[1060,4549,1270],{"class":1074},[1060,4551,4552],{"class":1062,"line":1389},[1060,4553,4554],{"class":1070},"            \n",[1060,4556,4557,4560,4562,4564,4566],{"class":1062,"line":1395},[1060,4558,4559],{"class":1066},"            if",[1060,4561,3300],{"class":2625},[1060,4563,1075],{"class":1074},[1060,4565,4434],{"class":1162},[1060,4567,1192],{"class":1074},[1060,4569,4570,4573,4575,4577,4579,4581,4583,4585,4587,4589],{"class":1062,"line":1414},[1060,4571,4572],{"class":2625},"                self",[1060,4574,1075],{"class":1074},[1060,4576,4448],{"class":1162},[1060,4578,3331],{"class":1074},[1060,4580,3300],{"class":2625},[1060,4582,1075],{"class":1074},[1060,4584,4434],{"class":1255},[1060,4586,1141],{"class":1074},[1060,4588,2084],{"class":1255},[1060,4590,1270],{"class":1074},[1060,4592,4593,4596],{"class":1062,"line":1419},[1060,4594,4595],{"class":1066},"            else",[1060,4597,1192],{"class":1074},[1060,4599,4600,4602,4604,4606,4608],{"class":1062,"line":2492},[1060,4601,4572],{"class":2625},[1060,4603,1075],{"class":1074},[1060,4605,4448],{"class":1162},[1060,4607,3331],{"class":1074},[1060,4609,2480],{"class":1070},[1060,4611,4612],{"class":1062,"line":2525},[1060,4613,1226],{"class":1070},[1060,4615,4616,4618,4620,4622],{"class":1062,"line":3076},[1060,4617,1422],{"class":1066},[1060,4619,3300],{"class":2625},[1060,4621,1075],{"class":1074},[1060,4623,4624],{"class":1162},"_processed_content\n",[1060,4626,4627],{"class":1062,"line":3101},[1060,4628,1525],{"class":1070},[1060,4630,4631,4633,4636,4638,4640,4642,4644,4646,4649,4651,4653],{"class":1062,"line":3107},[1060,4632,3232],{"class":1134},[1060,4634,4635],{"class":1127}," save_processed",[1060,4637,1141],{"class":1074},[1060,4639,3241],{"class":3240},[1060,4641,1477],{"class":1074},[1060,4643,2090],{"class":1144},[1060,4645,1477],{"class":1074},[1060,4647,4648],{"class":1144}," storage",[1060,4650,1201],{"class":1166},[1060,4652,4393],{"class":2753},[1060,4654,1148],{"class":1074},[1060,4656,4657,4659,4662],{"class":1062,"line":3112},[1060,4658,4483],{"class":1704},[1060,4660,4661],{"class":1708},"Save processed version of file",[1060,4663,1712],{"class":1704},[1060,4665,4666,4669,4671,4673],{"class":1062,"line":3120},[1060,4667,4668],{"class":1070},"        processed_file ",[1060,4670,1201],{"class":1074},[1060,4672,2079],{"class":1255},[1060,4674,2723],{"class":1074},[1060,4676,4677,4679,4681,4684],{"class":1062,"line":3125},[1060,4678,3324],{"class":2625},[1060,4680,1075],{"class":1074},[1060,4682,4683],{"class":1162},"processed_content",[1060,4685,2736],{"class":1074},[1060,4687,4688,4690,4692],{"class":1062,"line":3131},[1060,4689,3079],{"class":2089},[1060,4691,1201],{"class":1074},[1060,4693,4694],{"class":1255},"name\n",[1060,4696,4697],{"class":1062,"line":3154},[1060,4698,3104],{"class":1074},[1060,4700,4701],{"class":1062,"line":3186},[1060,4702,1226],{"class":1070},[1060,4704,4705,4707,4709],{"class":1062,"line":3224},[1060,4706,3297],{"class":1066},[1060,4708,4648],{"class":1070},[1060,4710,1192],{"class":1074},[1060,4712,4713,4716,4718,4720,4722,4724,4726,4728,4731],{"class":1062,"line":3229},[1060,4714,4715],{"class":1066},"            return",[1060,4717,4648],{"class":1070},[1060,4719,1075],{"class":1074},[1060,4721,2720],{"class":1255},[1060,4723,1141],{"class":1074},[1060,4725,1261],{"class":1255},[1060,4727,1477],{"class":1074},[1060,4729,4730],{"class":1255}," processed_file",[1060,4732,1270],{"class":1074},[1060,4734,4735,4738],{"class":1062,"line":3262},[1060,4736,4737],{"class":1066},"        else",[1060,4739,1192],{"class":1074},[1060,4741,4742,4745,4747,4749,4751,4753,4755,4757,4760,4762],{"class":1062,"line":3289},[1060,4743,4744],{"class":1066},"            from",[1060,4746,1071],{"class":1070},[1060,4748,1075],{"class":1074},[1060,4750,1459],{"class":1070},[1060,4752,1075],{"class":1074},[1060,4754,1464],{"class":1070},[1060,4756,1075],{"class":1074},[1060,4758,4759],{"class":1070},"storage ",[1060,4761,1081],{"class":1066},[1060,4763,4764],{"class":1070}," default_storage\n",[1060,4766,4767,4769,4772,4774,4776,4778,4780,4782,4784],{"class":1062,"line":3294},[1060,4768,4715],{"class":1066},[1060,4770,4771],{"class":1070}," default_storage",[1060,4773,1075],{"class":1074},[1060,4775,2720],{"class":1255},[1060,4777,1141],{"class":1074},[1060,4779,1261],{"class":1255},[1060,4781,1477],{"class":1074},[1060,4783,4730],{"class":1255},[1060,4785,1270],{"class":1074},[1035,4787,4789],{"id":4788},"file-streaming","File Streaming",[1040,4791,4793],{"id":4792},"streaming-large-files","Streaming Large Files",[1051,4795,4797],{"className":1053,"code":4796,"language":1055,"meta":1056,"style":1056},"from django.http import StreamingHttpResponse\nimport os\n\ndef stream_file(request, file_path):\n    \"\"\"Stream large file to client\"\"\"\n    \n    def file_iterator(file_path, chunk_size=8192):\n        with open(file_path, 'rb') as f:\n            while True:\n                chunk = f.read(chunk_size)\n                if not chunk:\n                    break\n                yield chunk\n    \n    # Get file info\n    file_size = os.path.getsize(file_path)\n    filename = os.path.basename(file_path)\n    \n    # Create streaming response\n    response = StreamingHttpResponse(\n        file_iterator(file_path),\n        content_type='application/octet-stream'\n    )\n    \n    response['Content-Length'] = file_size\n    response['Content-Disposition'] = f'attachment; filename=\"{filename}\"'\n    \n    return response\n",[1030,4798,4799,4814,4820,4824,4842,4851,4855,4879,4906,4916,4936,4948,4953,4961,4965,4970,4996,5020,5024,5029,5041,5052,5066,5070,5074,5096,5128,5132],{"__ignoreMap":1056},[1060,4800,4801,4803,4805,4807,4809,4811],{"class":1062,"line":1063},[1060,4802,1067],{"class":1066},[1060,4804,1071],{"class":1070},[1060,4806,1075],{"class":1074},[1060,4808,1078],{"class":1070},[1060,4810,1081],{"class":1066},[1060,4812,4813],{"class":1070}," StreamingHttpResponse\n",[1060,4815,4816,4818],{"class":1062,"line":1087},[1060,4817,1081],{"class":1066},[1060,4819,2034],{"class":1070},[1060,4821,4822],{"class":1062,"line":1114},[1060,4823,1118],{"emptyLinePlaceholder":1117},[1060,4825,4826,4828,4831,4833,4835,4837,4840],{"class":1062,"line":1121},[1060,4827,1135],{"class":1134},[1060,4829,4830],{"class":1127}," stream_file",[1060,4832,1141],{"class":1074},[1060,4834,1145],{"class":1144},[1060,4836,1477],{"class":1074},[1060,4838,4839],{"class":1144}," file_path",[1060,4841,1148],{"class":1074},[1060,4843,4844,4846,4849],{"class":1062,"line":1131},[1060,4845,1705],{"class":1704},[1060,4847,4848],{"class":1708},"Stream large file to client",[1060,4850,1712],{"class":1704},[1060,4852,4853],{"class":1062,"line":1151},[1060,4854,1525],{"class":1070},[1060,4856,4857,4859,4862,4864,4867,4869,4872,4874,4877],{"class":1062,"line":1195},[1060,4858,3232],{"class":1134},[1060,4860,4861],{"class":1127}," file_iterator",[1060,4863,1141],{"class":1074},[1060,4865,4866],{"class":1144},"file_path",[1060,4868,1477],{"class":1074},[1060,4870,4871],{"class":1144}," chunk_size",[1060,4873,1201],{"class":1166},[1060,4875,4876],{"class":1408},"8192",[1060,4878,1148],{"class":1074},[1060,4880,4881,4884,4886,4888,4890,4892,4894,4896,4898,4900,4902,4904],{"class":1062,"line":1223},[1060,4882,4883],{"class":1066},"        with",[1060,4885,2118],{"class":1239},[1060,4887,1141],{"class":1074},[1060,4889,4866],{"class":1255},[1060,4891,1477],{"class":1074},[1060,4893,1171],{"class":1170},[1060,4895,2134],{"class":1174},[1060,4897,1178],{"class":1170},[1060,4899,1872],{"class":1074},[1060,4901,2141],{"class":1066},[1060,4903,2144],{"class":1070},[1060,4905,1192],{"class":1074},[1060,4907,4908,4911,4914],{"class":1062,"line":1229},[1060,4909,4910],{"class":1066},"            while",[1060,4912,4913],{"class":2753}," True",[1060,4915,1192],{"class":1074},[1060,4917,4918,4921,4923,4925,4927,4929,4931,4934],{"class":1062,"line":1236},[1060,4919,4920],{"class":1070},"                chunk ",[1060,4922,1201],{"class":1074},[1060,4924,2144],{"class":1070},[1060,4926,1075],{"class":1074},[1060,4928,1378],{"class":1255},[1060,4930,1141],{"class":1074},[1060,4932,4933],{"class":1255},"chunk_size",[1060,4935,1270],{"class":1074},[1060,4937,4938,4941,4943,4946],{"class":1062,"line":1273},[1060,4939,4940],{"class":1066},"                if",[1060,4942,3310],{"class":1166},[1060,4944,4945],{"class":1070}," chunk",[1060,4947,1192],{"class":1074},[1060,4949,4950],{"class":1062,"line":1300},[1060,4951,4952],{"class":1066},"                    break\n",[1060,4954,4955,4958],{"class":1062,"line":1327},[1060,4956,4957],{"class":1066},"                yield",[1060,4959,4960],{"class":1070}," chunk\n",[1060,4962,4963],{"class":1062,"line":1354},[1060,4964,1525],{"class":1070},[1060,4966,4967],{"class":1062,"line":1359},[1060,4968,4969],{"class":1232},"    # Get file info\n",[1060,4971,4972,4975,4977,4980,4982,4985,4987,4990,4992,4994],{"class":1062,"line":1365},[1060,4973,4974],{"class":1070},"    file_size ",[1060,4976,1201],{"class":1074},[1060,4978,4979],{"class":1070}," os",[1060,4981,1075],{"class":1074},[1060,4983,4984],{"class":1162},"path",[1060,4986,1075],{"class":1074},[1060,4988,4989],{"class":1255},"getsize",[1060,4991,1141],{"class":1074},[1060,4993,4866],{"class":1255},[1060,4995,1270],{"class":1074},[1060,4997,4998,5001,5003,5005,5007,5009,5011,5014,5016,5018],{"class":1062,"line":1384},[1060,4999,5000],{"class":1070},"    filename 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file_iterator",[1060,5047,1141],{"class":1074},[1060,5049,4866],{"class":1255},[1060,5051,3764],{"class":1074},[1060,5053,5054,5057,5059,5061,5064],{"class":1062,"line":2492},[1060,5055,5056],{"class":2089},"        content_type",[1060,5058,1201],{"class":1074},[1060,5060,1178],{"class":1170},[1060,5062,5063],{"class":1174},"application/octet-stream",[1060,5065,3779],{"class":1170},[1060,5067,5068],{"class":1062,"line":2525},[1060,5069,2762],{"class":1074},[1060,5071,5072],{"class":1062,"line":3076},[1060,5073,1525],{"class":1070},[1060,5075,5076,5079,5081,5083,5086,5088,5091,5093],{"class":1062,"line":3101},[1060,5077,5078],{"class":1070},"    response",[1060,5080,1210],{"class":1074},[1060,5082,1178],{"class":1170},[1060,5084,5085],{"class":1174},"Content-Length",[1060,5087,1178],{"class":1170},[1060,5089,5090],{"class":1074},"]",[1060,5092,3331],{"class":1074},[1060,5094,5095],{"class":1070}," file_size\n",[1060,5097,5098,5100,5102,5104,5107,5109,5111,5113,5115,5118,5120,5123,5125],{"class":1062,"line":3107},[1060,5099,5078],{"class":1070},[1060,5101,1210],{"class":1074},[1060,5103,1178],{"class":1170},[1060,5105,5106],{"class":1174},"Content-Disposition",[1060,5108,1178],{"class":1170},[1060,5110,5090],{"class":1074},[1060,5112,3331],{"class":1074},[1060,5114,2144],{"class":1134},[1060,5116,5117],{"class":1174},"'attachment; filename=\"",[1060,5119,1252],{"class":1251},[1060,5121,5122],{"class":1070},"filename",[1060,5124,1264],{"class":1251},[1060,5126,5127],{"class":1174},"\"'\n",[1060,5129,5130],{"class":1062,"line":3112},[1060,5131,1525],{"class":1070},[1060,5133,5134,5136],{"class":1062,"line":3120},[1060,5135,2247],{"class":1066},[1060,5137,5138],{"class":1070}," response\n",[1035,5140,921],{"id":5141},"best-practices",[1040,5143,5145],{"id":5144},"memory-management","Memory Management",[5147,5148,5149,5157,5160],"ul",{},[5150,5151,5152,5153,5156],"li",{},"Use ",[1030,5154,5155],{},"chunks()"," for large files",[5150,5158,5159],{},"Always close files or use context managers",[5150,5161,5162,5163,5166],{},"Reset file position with ",[1030,5164,5165],{},"seek(0)"," when needed",[1040,5168,541],{"id":5169},"security",[5147,5171,5172,5175,5178,5181],{},[5150,5173,5174],{},"Validate file content, not just extensions",[5150,5176,5177],{},"Implement virus scanning for production",[5150,5179,5180],{},"Sanitize file names",[5150,5182,5183],{},"Use secure file serving methods",[1040,5185,5187],{"id":5186},"performance","Performance",[5147,5189,5190,5193,5196],{},[5150,5191,5192],{},"Process files asynchronously for large uploads",[5150,5194,5195],{},"Implement file caching strategies",[5150,5197,5198],{},"Use appropriate chunk sizes for streaming",[1035,5200,5202],{"id":5201},"next-steps","Next Steps",[1026,5204,5205],{},"Now that you understand Django's File object, let's explore storage backends and how to configure different storage systems for 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