ImportError: Settings cannot be imported, because environment variable DJANGO_SETTINGS_MODULE is und

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hireboy

最新推荐文章于 2025-06-24 11:25:07 发布

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本文介绍了在使用Django过程中遇到的一个关于环境变量DJANGO_SETTINGS_MODULE未定义导致的问题及其解决方案。通过设置settings.configure()来避免因环境变量未定义引发的ImportError错误。

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Running E:\web\django\Django-1.4.1\django\bin\myadmin\myadmin\urls.py
Traceback (most recent call last):
File "E:\web\django\Django-1.4.1\django\bin\myadmin\myadmin\urls.py", line 2, in <module>
from django.contrib import admin
File "C:\Python27\lib\site-packages\django\contrib\admin\__init__.py", line 3, in <module>
from django.contrib.admin.helpers import ACTION_CHECKBOX_NAME
File "C:\Python27\lib\site-packages\django\contrib\admin\helpers.py", line 2, in <module>
from django.contrib.admin.util import (flatten_fieldsets, lookup_field,
File "C:\Python27\lib\site-packages\django\contrib\admin\util.py", line 1, in <module>
from django.db import models
File "C:\Python27\lib\site-packages\django\db\__init__.py", line 11, in <module>
if DEFAULT_DB_ALIAS not in settings.DATABASES:
File "C:\Python27\lib\site-packages\django\utils\functional.py", line 184, in inner
self._setup()
File "C:\Python27\lib\site-packages\django\conf\__init__.py", line 40, in _setup
raise ImportError("Settings cannot be imported, because environment variable %s is undefined." % ENVIRONMENT_VARIABLE)

ImportError: Settings cannot be imported, because environment variable DJANGO_SETTINGS_MODULE is undefined.

解决方法：
>>> from django.template import Template, Context
>>> from django.conf import settings
>>> settings.configure() //添加这两句
>>> t = Template('My name is {{ my_name }}.')
>>> c = Context({'my_name': 'Daryl Spitzer'})
>>> t.render(c)

u'my_name is Daryl Spitzer' //输出