title: ModuleNotFoundError: No module named 'bootstrapform'
body: <p>I got an error,</p>
  <pre><code> ModuleNotFoundError: No module named 'bootstrapform'
  </code></pre>
  <p>When I run by <code>python manage.py runserver</code>, this error happens.
  Traceback says</p>
  <p><div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="false">
  <div class="snippet-code">
  <pre class="snippet-code-html lang-html prettyprint-override"><code>    Traceback (most recent call last):
        File "/Users/XXX/anaconda/envs/py36/lib/python3.6/site-packages/django/utils/autoreload.py", line 228, in wrapper
          fn(*args, **kwargs)
        File "/Users/XXX/anaconda/envs/py36/lib/python3.6/site-packages/django/core/management/commands/runserver.py", line 117, in inner_run
          autoreload.raise_last_exception()
        File "/Users/XXX/anaconda/envs/py36/lib/python3.6/site-packages/django/utils/autoreload.py", line 251, in raise_last_exception
          six.reraise(*_exception)
        File "/Users/XXX/anaconda/envs/py36/lib/python3.6/site-packages/django/utils/six.py", line 685, in reraise
          raise value.with_traceback(tb)
        File "/Users/XXX/anaconda/envs/py36/lib/python3.6/site-packages/django/utils/autoreload.py", line 228, in wrapper
          fn(*args, **kwargs)
        File "/Users/XXX/anaconda/envs/py36/lib/python3.6/site-packages/django/__init__.py", line 27, in setup
          apps.populate(settings.INSTALLED_APPS)
        File "/Users/XXX/anaconda/envs/py36/lib/python3.6/site-packages/django/apps/registry.py", line 85, in populate
          app_config = AppConfig.create(entry)
        File "/Users/XXX/anaconda/envs/py36/lib/python3.6/site-packages/django/apps/config.py", line 94, in create
          module = import_module(entry)
        File "/Users/XXX/anaconda/envs/py36/lib/python3.6/importlib/__init__.py", line 126, in import_module
          return _bootstrap._gcd_import(name[level:], package, level)
        File "&lt;frozen importlib._bootstrap&gt;", line 978, in _gcd_import
        File "&lt;frozen importlib._bootstrap&gt;", line 961, in _find_and_load
        File "&lt;frozen importlib._bootstrap&gt;", line 948, in _find_and_load_unlocked
      ModuleNotFoundError: No module named 'bootstrapform'</code></pre>
  </div>
  </div>
  </p>
  <p>I wrote in settings.py</p>
  <pre><code>import os
  
  BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
  STATIC_URL = '/static/'
  
  STATICFILES_DIRS = [os.path.join(BASE_DIR,'bootflat.github.io'), ]
  </code></pre>
  <p>Directory structure is like</p>
  <pre><code>-PythonServer
    -PythonServer
    -logic
     -static
      -index.css
     -templates
      -index.html
    -boolflat.github.io
    -bower_components
  </code></pre>
  <p>I run pip install django-versatileimagefield==1.2.2 &amp; pip install rules, but same error happens.How should I fix this error?</p>