code: def data(self):
          
  
          # the environment variable CONTENT_LENGTH may be empty or missing
          try:
              request_body_size = int(self.environ.get('CONTENT_LENGTH', 0))
          except (ValueError):
              request_body_size = 0
  
          data = self.environ['wsgi.input'].read(request_body_size)
  
          return data
docs: Returns the data sent with the request.