照着教程搭建 django 环境都能失败，伤不起啊。

No handlers could be found for logger "django.request"
Traceback (most recent call last):
  File "/usr/local/lib/python2.7/site-packages/django/core/handlers/wsgi.py", line 187, in __call__
    response = self.get_response(request)
  File "/usr/local/lib/python2.7/site-packages/django/core/handlers/base.py", line 199, in get_response
    response = self.handle_uncaught_exception(request, resolver, sys.exc_info())
  File "/usr/local/lib/python2.7/site-packages/django/core/handlers/base.py", line 236, in handle_uncaught_exception
    return debug.technical_500_response(request, *exc_info)
  File "/usr/local/lib/python2.7/site-packages/django/views/debug.py", line 91, in technical_500_response
    html = reporter.get_traceback_html()
  File "/usr/local/lib/python2.7/site-packages/django/views/debug.py", line 350, in get_traceback_html
    return t.render(c)
  File "/usr/local/lib/python2.7/site-packages/django/template/base.py", line 148, in render
    return self._render(context)
  File "/usr/local/lib/python2.7/site-packages/django/template/base.py", line 142, in _render
    return self.nodelist.render(context)
  File "/usr/local/lib/python2.7/site-packages/django/template/base.py", line 844, in render
    bit = self.render_node(node, context)
  File "/usr/local/lib/python2.7/site-packages/django/template/debug.py", line 80, in render_node
    return node.render(context)
  File "/usr/local/lib/python2.7/site-packages/django/template/debug.py", line 90, in render
    output = self.filter_expression.resolve(context)
  File "/usr/local/lib/python2.7/site-packages/django/template/base.py", line 624, in resolve
    new_obj = func(obj, *arg_vals)
  File "/usr/local/lib/python2.7/site-packages/django/template/defaultfilters.py", line 769, in date
    return format(value, arg)
  File "/usr/local/lib/python2.7/site-packages/django/utils/dateformat.py", line 343, in format
    return df.format(format_string)
  File "/usr/local/lib/python2.7/site-packages/django/utils/dateformat.py", line 35, in format
    pieces.append(force_text(getattr(self, piece)()))
  File "/usr/local/lib/python2.7/site-packages/django/utils/dateformat.py", line 268, in r
    return self.format('D, j M Y H:i:s O')
  File "/usr/local/lib/python2.7/site-packages/django/utils/dateformat.py", line 35, in format
    pieces.append(force_text(getattr(self, piece)()))
  File "/usr/local/lib/python2.7/site-packages/django/utils/encoding.py", line 85, in force_text
    s = six.text_type(s)
  File "/usr/local/lib/python2.7/site-packages/django/utils/functional.py", line 144, in __text_cast
    return func(*self.__args, **self.__kw)
  File "/usr/local/lib/python2.7/site-packages/django/utils/translation/__init__.py", line 83, in ugettext
    return _trans.ugettext(message)
  File "/usr/local/lib/python2.7/site-packages/django/utils/translation/trans_real.py", line 325, in ugettext
    return do_translate(message, 'ugettext')
  File "/usr/local/lib/python2.7/site-packages/django/utils/translation/trans_real.py", line 306, in do_translate
    _default = translation(settings.LANGUAGE_CODE)
  File "/usr/local/lib/python2.7/site-packages/django/utils/translation/trans_real.py", line 209, in translation
    default_translation = _fetch(settings.LANGUAGE_CODE)
  File "/usr/local/lib/python2.7/site-packages/django/utils/translation/trans_real.py", line 189, in _fetch
    "The translation infrastructure cannot be initialized before the "
django.core.exceptions.AppRegistryNotReady: The translation infrastructure cannot be initialized before the apps registry is ready. Check that you don't make non-lazy gettext calls at import time.
[pid: 15722|app: 0|req: 1/1] 116.3.4.114 () {42 vars in 696 bytes} [Mon Mar 16 07:46:24 2015] GET / => generated 0 bytes in 109 msecs (HTTP/1.1 500) 0 headers in 0 bytes (0 switches on core 0)