pypsa.statistics.grouping.Groupers.unit# Groupers.unit(n: Network, c: str, port: str = '') → pd.Series# Grouper method to group by the unit of the components corresponding bus. Parameters: n (Network) – PyPSA network instance. c (str) – Components type name. E.g. “Generator”, “StorageUnit”, etc. port (str, optional) – Port of corresponding bus, which should be used. Returns: Series with the unit of the components corresponding bus. Return type: pd.Series