parameters: (table_to_config_dict, table_to_features_dict)
return_statement: return combiners
docstring: Create a per feature list of combiners, ordered by table.
docstring_summary: Create a per feature list of combiners, ordered by table.
docstring_tokens: Create a per feature list of combiners ordered by table .
function: def _create_combiners(table_to_config_dict, table_to_features_dict):
    """Create a per feature list of combiners, ordered by table."""
    combiners = []
    for table in table_to_config_dict:
      combiner = table_to_config_dict[table].combiner or 'sum'
      combiners.extend([combiner] * len(table_to_features_dict[table]))
    return combiners
function_tokens: def _create_combiners ( table_to_config_dict , table_to_features_dict ) : combiners = [ ] for table in table_to_config_dict : combiner = table_to_config_dict [ table ] . combiner or 'sum' combiners . extend ( [ combiner ] * len ( table_to_features_dict [ table ] ) ) return combiners