Update manage.py

src/DjangoBlog-master/manage.py

@@ -1,22 +1,29 @@
 #!/usr/bin/env python
+"""
+Django项目管理脚本
+用于执行各种Django管理命令，如runserver、migrate、makemigrations等
+"""
 import os
 import sys
 
 if __name__ == "__main__":
+    # 设置Django配置文件的默认路径
     os.environ.setdefault("DJANGO_SETTINGS_MODULE", "djangoblog.settings")
     try:
+        # 导入Django的命令行执行工具
         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，可能是因为Django未安装
+        # 尝试导入django模块以确认是否真的未安装Django
         try:
             import django
         except ImportError:
+            # Django确实未安装，抛出友好的错误提示
             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?"
+                "无法导入Django。请确保已正确安装Django，"
+                "并且PYTHONPATH环境变量中包含Django的路径。"
+                "您是否忘记激活虚拟环境了？"
             )
         raise
+    # 执行命令行参数指定的Django管理命令
     execute_from_command_line(sys.argv)