Django Template Error 及解决方法

最新推荐文章于 2023-08-22 00:22:14 发布

转载最新推荐文章于 2023-08-22 00:22:14 发布 · 3.2k 阅读

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本文介绍了在使用Django模板过程中遇到的TEMPLATE_DEBUG设置错误及解决方案。通过调整设置并确保环境变量DJANGO_SETTINGS_MODULE已定义或调用settings.configure()，可以避免出现配置不当导致的异常。此外，还提供了一个关于如何正确打印渲染后的Unicode字符串的示例。

Traceback (most recent call last):
  File "<pyshell#1>", line 1, in <module>
    t = template.Template("My name is {{ name }}.")
  File "C:\Python27\lib\site-packages\django\template\base.py", line 123, in __init__
    if settings.TEMPLATE_DEBUG and origin is None:
  File "C:\Python27\lib\site-packages\django\conf\__init__.py", line 54, in __getattr__
    self._setup(name)
  File "C:\Python27\lib\site-packages\django\conf\__init__.py", line 47, in _setup
    % (desc, ENVIRONMENT_VARIABLE))
ImproperlyConfigured: Requested setting TEMPLATE_DEBUG, but settings are not configured. You must either define the environment variable DJANGO_SETTINGS_MODULE or call settings.configure() before accessing settings.

参考资料：

django模板报错Requested setting TEMPLATE_DEBUG, but settings are not configured. You must either define

Traceback (most recent call last):
  File "<pyshell#15>", line 1, in <module>
    print t.render(c)
  File "C:\Python27\lib\idlelib\PyShell.py", line 1344, in write
    s = unicode.__getslice__(s, None, None)
TypeError: an integer is required

原因是因为 t.render(c) 输出的是Unicode字符串，知道了这一点，解决起来就非常容易了，最方便的就是直接用下面的语句