code: def delete_image(self, subreddit, name=None, header=False):
          
          subreddit = six.text_type(subreddit)
          if name and header:
              raise TypeError('Both name and header cannot be set.')
          elif name:
              data = {'img_name': name}
              url = self.config['delete_sr_image']
              self.evict(self.config['stylesheet'].format(subreddit=subreddit))
          else:
              data = True
              url = self.config['delete_sr_header']
          url = url.format(subreddit=subreddit)
          return self.request_json(url, data=data)
docs: Delete an image from the subreddit.
  
          :param name: The name of the image if removing a CSS image.
          :param header: When true, delete the subreddit header.
          :returns: The json response from the server.