old_contents: from django import forms
  
  class EditUserForm(forms.Form):
      about_me = forms.CharField(widget=forms.Textarea, required=False)
      url = forms.CharField(max_length=255, required=False)
      facebook_url = forms.CharField(max_length=255, required=False)
      email = forms.EmailField(max_length=255)
  
      def __init__(self, *args, **kwargs):
          user = kwargs.pop('user', None)
          super(EditUserForm, self).__init__(*args, **kwargs)
          if user:
              self.fields['about_me'].initial=user.about_me
              self.fields['url'].initial=user.url
              self.fields['facebook_url'].initial=user.facebook_url
              self.fields['email'].initial=user.email
          
          
  
new_contents: from django import forms
  
  class EditUserForm(forms.Form):
      about_me = forms.CharField(widget=forms.Textarea, required=False)
      url = forms.CharField(max_length=255, required=False)
      facebook_url = forms.CharField(max_length=255, required=False)
      email = forms.EmailField(max_length=255)
  
      def __init__(self, *args, **kwargs):
          user = kwargs.pop('user', None)
          super(EditUserForm, self).__init__(*args, **kwargs)
          if user:
              self.fields['about_me'].initial=getattr(user, 'about_me', None)
              self.fields['url'].initial=getattr(user, 'url', None)
              self.fields['facebook_url'].initial=getattr(user, 'facebook_url', None)
              self.fields['email'].initial=user.email
          
          
  
subject: Use getattr for expando props