class documentation

Plain column getter, stores collection of Column objects directly. Serializes to a :class:`._SerializableColumnGetterV2` which has more expensive __call__() performance and some rare caveats.

Method __call__ Undocumented
Method __init__ Undocumented
Method __reduce__ Undocumented
Class Variable __slots__ Undocumented
Instance Variable cols Undocumented
Instance Variable composite Undocumented
Method _cols Undocumented