code: def _build_resource_from_properties(obj, filter_fields):
      
      partial = {}
      for filter_field in filter_fields:
          api_field = obj._PROPERTY_TO_API_FIELD.get(filter_field)
          if api_field is None and filter_field not in obj._properties:
              raise ValueError("No property %s" % filter_field)
          elif api_field is not None:
              partial[api_field] = obj._properties.get(api_field)
          else:
              # allows properties that are not defined in the library
              # and properties that have the same name as API resource key
              partial[filter_field] = obj._properties[filter_field]
  
      return partial
docs: Build a resource based on a ``_properties`` dictionary, filtered by
      ``filter_fields``, which follow the name of the Python object.