title: ImportError: cannot import name caches
body: <p>I am using Django 1.6. I want to start working site. When you use <code>python manage.py shell</code> get an error:</p>
  
  <pre><code>(test) D:\test&gt;python manage.py shell
  Traceback (most recent call last):
    File "manage.py", line 11, in &lt;module&gt;
      execute_from_command_line(sys.argv)
    File "D:\testvenv\lib\site-packages\django\core\management\__init__.py", line 399, in execute_from_command_line
      utility.execute()
    File "D:\testvenv\lib\site-packages\django\core\management\__init__.py", line 392, in execute
      self.fetch_command(subcommand).run_from_argv(self.argv)
    File "D:\testvenv\lib\site-packages\django\core\management\base.py", line 242, in run_from_argv
      self.execute(*args, **options.__dict__)
    File "D:\testvenv\lib\site-packages\django\core\management\base.py", line 280, in execute
      translation.activate('en-us')
    File "D:\testvenv\lib\site-packages\django\utils\translation\__init__.py", line 130, in activate
      return _trans.activate(language)
    File "D:\testvenv\lib\site-packages\django\utils\translation\trans_real.py", line 188, in activate
      _active.value = translation(language)
    File "D:\testvenv\lib\site-packages\django\utils\translation\trans_real.py", line 177, in translation
      default_translation = _fetch(settings.LANGUAGE_CODE)
    File "D:\testvenv\lib\site-packages\django\utils\translation\trans_real.py", line 159, in _fetch
      app = import_module(appname)
    File "D:\testvenv\lib\site-packages\django\utils\importlib.py", line 40, in import_module
      __import__(name)
    File "D:\testvenv\lib\site-packages\constance\backends\database\__init__.py", line 1, in &lt;module&gt;
      from django.core.cache import caches
  ImportError: cannot import name caches
  </code></pre>
  
  <p>Tell me what I have a problem. And if it can depend on your database (not sure that Django is connected to the DB - I do not know how to check)?</p>
  
  <p>Added:</p>
  
  <p>Code <code>manag.py</code>:</p>
  
  <pre><code>#!/usr/bin/env python
  import os
  import sys
  
  
  if __name__ == "__main__":
      os.environ.setdefault("DJANGO_SETTINGS_MODULE", "mysite.settings")
  
      from django.core.management import execute_from_command_line
  
      execute_from_command_line(sys.argv)
  </code></pre>