old_contents: from crispy_forms.helper import FormHelper
  from crispy_forms.layout import Submit, Layout, Field
  from django.contrib.auth import get_user_model
  from django.core.urlresolvers import reverse
  from django import forms
  
  
  class ProfileForm(forms.ModelForm):
      email = forms.EmailField(max_length=200, required=True)
  
      def __init__(self, *args, **kwargs):
          super().__init__(*args, **kwargs)
          self.helper = FormHelper()
          self.helper.form_id = 'id-profileForm'
          self.helper.form_method = 'post'
          self.helper.form_action = reverse('profile:edit_view')
          self.helper.add_input(Submit('submit', 'Submit'))
          self.helper.layout = Layout(
              'email',
          )
  
      class Meta:
          User = get_user_model()
          model = User
          fields = ['email']
  
new_contents: from crispy_forms.helper import FormHelper
  from crispy_forms.layout import Submit, Layout
  from django.contrib.auth import get_user_model
  from django.core.urlresolvers import reverse
  from django import forms
  
  
  class ProfileForm(forms.ModelForm):
      email = forms.EmailField(max_length=200, required=True)
  
      def __init__(self, *args, **kwargs):
          super().__init__(*args, **kwargs)
          self.helper = FormHelper()
          self.helper.form_id = 'id-profileForm'
          self.helper.form_method = 'post'
          self.helper.form_action = reverse('profile:edit_view')
          self.helper.add_input(Submit('submit', 'Submit'))
          self.helper.layout = Layout(
              'email',
          )
  
      class Meta:
          User = get_user_model()
          model = User
          fields = ['email']
  
subject: correct linting errors