code: def from_schema_mapping(self, schema_mapping):
          
  
          responses = {}
  
          for status, response_schema in schema_mapping.items():
  
              response = {}
              if response_schema.description:
                  response['description'] = response_schema.description
              else:
                  raise CorniceSwaggerException('Responses must have a description.')
  
              for field_schema in response_schema.children:
                  location = field_schema.name
  
                  if location == 'body':
                      title = field_schema.__class__.__name__
                      if title == 'body':
                          title = response_schema.__class__.__name__ + 'Body'
                      field_schema.title = title
                      response['schema'] = self.definitions.from_schema(field_schema)
  
                  elif location in ('header', 'headers'):
                      header_schema = self.type_converter(field_schema)
                      headers = header_schema.get('properties')
                      if headers:
                          # Response headers doesn't accept titles
                          for header in headers.values():
                              header.pop('title')
  
                          response['headers'] = headers
  
              pointer = response_schema.__class__.__name__
              if self.ref:
                  response = self._ref(response, pointer)
              responses[status] = response
  
          return responses
docs: Creates a Swagger response object from a dict of response schemas.
  
          :param schema_mapping:
              Dict with entries matching ``{status_code: response_schema}``.
          :rtype: dict
          :returns: Response schema.