      the parent class and then don't use them later on. It's up to you whether
      you want your fields to be more strict about the options they select, or to
      use the simpler, more permissive behavior of the current fields.
  
  .. method:: Field.__init__
  
  The :meth:`~django.db.models.Field.__init__` method takes the following
  parameters:
  
  * :attr:`~django.db.models.Field.verbose_name`
 
</s> remove     .. method:: connect
 </s> add     .. method:: connect() </s> remove .. method:: django.template.defaultfilters.stringfilter
 </s> add .. method:: django.template.defaultfilters.stringfilter() </s> remove .. method:: django.template.Library.simple_tag
 </s> add .. method:: django.template.Library.simple_tag() </s> remove .. method:: django.template.Library.filter
 </s> add .. method:: django.template.Library.filter()
.. method:: Field.__init__()
      the parent class and then don't use them later on. It's up to you whether
      you want your fields to be more strict about the options they select, or to
      use the simpler, more permissive behavior of the current fields.
  
.. method:: Field.__init__()
  
  The :meth:`~django.db.models.Field.__init__` method takes the following
  parameters:
  
  * :attr:`~django.db.models.Field.verbose_name`
keep keep keep keep replace keep keep keep keep keep
 Always use parentheses when documenting a method with no arguments. 
docs/howto/custom-model-fields.txt