django.core.exceptions.ImproperlyConfigured: Requested setting TEMPLATE_DEBUG, but settings are not解

Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "D:\Python26\lib\site-packages\django\template\base.py", line 123, in __init__
    if settings.TEMPLATE_DEBUG and origin is None:
  File "D:\Python26\lib\site-packages\django\conf\__init__.py", line 54, in __getattr__
    self._setup(name)
  File "D:\Python26\lib\site-packages\django\conf\__init__.py", line 47, in _setup
    % (desc, ENVIRONMENT_VARIABLE))
django.core.exceptions.ImproperlyConfigured: Requested setting TEMPLATE_DEBUG, but settings are not configured. You must either define the enviro

nment variable DJANGO_SETTINGS_MODULE or call settings.configure() before accessing settings.

解决方法：

>>> from django.conf import settings
>>> settings.configure()