code: def get_meta_fields(self, fields, kwargs={}):
          '''
          Return a dictionary of metadata fields
          '''
          fields = to_list(fields)
          meta = self.get_meta()
          return {field: meta.get(field) for field in fieldsf get_meta_fields(self, fields, kwargs={}):
          '''
          Return a dictionary of metadata fields
          '''
          fields = to_list(fields)
          meta = self.get_meta()
          return {field: meta.get(field) for field in fields}
docs: Return a dictionary of metadata fields