code: def post_helper(form_tag=True, edit_mode=False):
      
      helper = FormHelper()
      helper.form_action = '.'
      helper.attrs = {'data_abide': ''}
      helper.form_tag = form_tag
      
      fieldsets = [
          Row(
              Column(
                  'text',
                  css_class='small-12'
              ),
          ),
      ]
      
      # Threadwatch option is not in edit form
      if not edit_mode:
          fieldsets.append(
              Row(
                  Column(
                      'threadwatch',
                      css_class='small-12'
                  ),
              ),
          )
      
      fieldsets = fieldsets+[
          ButtonHolderPanel(
              Submit('submit', _('Submit')),
              css_class='text-right',
          ),
      ]
      
      helper.layout = Layout(*fieldsets)
      
      return helper
docs: Post's form layout helper