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@ -1,22 +1,33 @@
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#!/usr/bin/env python
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# 指定使用环境中的 Python 解释器执行此脚本
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import os
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import sys
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# 当该脚本作为主程序运行时执行以下代码
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if __name__ == "__main__":
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# 设置默认的 Django 设置模块环境变量
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os.environ.setdefault("DJANGO_SETTINGS_MODULE", "djangoblog.settings")
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try:
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# 尝试导入 Django 的命令行执行函数
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from django.core.management import execute_from_command_line
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except ImportError:
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# The above import may fail for some other reason. Ensure that the
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# issue is really that Django is missing to avoid masking other
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# exceptions on Python 2.
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# 如果导入失败,可能是由于 Django 未安装或其他原因
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# 上面的导入可能由于其他原因失败。确保问题确实是缺少 Django,
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# 以避免在 Python 2 上掩盖其他异常。
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try:
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import django
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import django # 尝试直接导入 Django
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except ImportError:
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# 如果 Django 确实未导入,抛出明确的错误信息
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raise ImportError(
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"Couldn't import Django. Are you sure it's installed and "
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"available on your PYTHONPATH environment variable? Did you "
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"forget to activate a virtual environment?"
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)
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# 如果能够导入 Django 但上面的导入仍然失败,重新抛出原始异常
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raise
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execute_from_command_line(sys.argv)
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# 执行 Django 命令行命令,传递命令行参数
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execute_from_command_line(sys.argv)
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