     class.  This attribute, if given, should be a list of field names
     to exclude from the form.
  
  For example, if you want a form for the ``Author`` model (defined
  above) that includes only the ``name`` and ``title`` fields, you would
  specify ``fields`` or ``exclude`` like this::
  
      class PartialAuthorForm(ModelForm):
          class Meta:
              model = Author
 
</s> remove             exclude = ('birth_date',)
 </s> add             exclude = ('title',) </s> remove             fields = ('name', 'title')
 </s> add             fields = ('name', 'birth_date')
above) that includes only the ``name`` and ``birth_date`` fields, you would
     class.  This attribute, if given, should be a list of field names
     to exclude from the form.
  
  For example, if you want a form for the ``Author`` model (defined
above) that includes only the ``name`` and ``birth_date`` fields, you would
  specify ``fields`` or ``exclude`` like this::
  
      class PartialAuthorForm(ModelForm):
          class Meta:
              model = Author
keep keep keep keep replace keep keep keep keep keep
 fixing modelforms example code, ticket #18832 
docs/topics/forms/modelforms.txt