def _field_data_map()

in core/config/base_config.py [0:0]


  def _field_data_map(cls, field_data_name):
    """Create a map of fields with provided the field data."""
    schema = cls.schema()
    one_of = collections.defaultdict(list)
    for field, fdata in schema["properties"].items():
      if field_data_name in fdata:
        one_of[fdata[field_data_name]].append(field)
    return one_of