You must either define the environment variable DJANGO_SETTINGS_MODULE or call settings.configure() before accessing settings._You must either define the environment variable DJANGO_SETTINGS_MODULE or call settings.configure() before accessing settings.

You must either define the environment variable DJANGO_SETTINGS_MODULE or call settings.configure() before accessing settings.

按照提示，叫我们设置DJANGO_SETTINGS_MODULE的环境变量，实际上经过查看，是设置了的

os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'myDjangoWeb.settings')

解决方法，在manager.py添加如下代码

from django.conf import settings
settings.configure(DEBUG=True)

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