code: def _get_headers(self):
          
  
          header = self.lines[0]
          self.lines = self.lines[1:]
  
          self.headers = \
              [self.clean(h) for h in header.split(self.seperator)]
          if self.is_strip:
              self.headers = self.headers[1:-1]
          return self.headers
docs: assumes comment have been stripped with extract
          :return: