Merge branch 'develop' of https://bdgit.educoder.net/p3mk6vbs7/Django into develop

src/DjangoBlog-master_1/.idea/DjangoBlog-master.iml

@@ -1,5 +1,10 @@
+<<<<<<< HEAD
 <?xml version="1.0" encoding="UTF-8"?> #11
 <module type="PYTHON_MODULE" version="4">
+=======
+<?xml version="1.0" encoding="UTF-8"?> 
+<module type="PYTHON_MODULE" version="4"> #当前版本是4
+>>>>>>> 8581d5796cc6f0d8331faf265b42580ab31a2bea
   <component name="NewModuleRootManager">
     <content url="file://$MODULE_DIR$" />
     <orderEntry type="jdk" jdkName="Python 3.12" jdkType="Python SDK" />

src/DjangoBlog-master_1/DjangoBlog-master/manage.py

@@ -1,22 +1,36 @@
 #!/usr/bin/env python
+# 指定使用env来查找python解释器，这样可以跨平台使用
+
 import os
 import sys
 
+# 当这个脚本被直接执行时（而不是被导入为模块）
 if __name__ == "__main__":
+    # 设置默认的DJANGO_SETTINGS_MODULE环境变量
+    # 这里指定了项目的settings模块为"djangoblog.settings"
     os.environ.setdefault("DJANGO_SETTINGS_MODULE", "djangoblog.settings")
+    
     try:
+        # 尝试从django.core.management导入execute_from_command_line函数
+        # 这个函数用于解析和执行Django管理命令
         from django.core.management import execute_from_command_line
     except ImportError:
-        # The above import may fail for some other reason. Ensure that the
-        # issue is really that Django is missing to avoid masking other
-        # exceptions on Python 2.
+        # 如果导入失败，可能是由于Django没有安装或其他原因
+        # 下面的代码用于更精确地判断是否是Django未安装导致的错误
+        
+        # 尝试直接导入django模块
         try:
             import django
         except ImportError:
+            # 如果django模块也无法导入，说明Django确实没有安装
             raise ImportError(
                 "Couldn't import Django. Are you sure it's installed and "
                 "available on your PYTHONPATH environment variable? Did you "
                 "forget to activate a virtual environment?"
             )
+        # 如果能导入django但无法导入execute_from_command_line，则抛出原始异常
         raise
+    
+    # 执行命令行参数指定的Django管理命令
+    # sys.argv包含了命令行参数，例如['manage.py', 'runserver']
     execute_from_command_line(sys.argv)