captest.calcparams.multiply

captest.calcparams.multiply(data, a=None, b=None, verbose=True)

Elementwise multiplication of two columns.

Parameters:

  • data (DataFrame) – Source DataFrame.

  • a (str) – Column names to multiply. Both kwarg names must not collide with any column_groups id, per CapData.custom_param semantics.

  • b (str) – Column names to multiply. Both kwarg names must not collide with any column_groups id, per CapData.custom_param semantics.

  • verbose (bool, default True) – Set to False to suppress the explanatory print message.

Returns:

data[a] * data[b] indexed like data.index.

Return type:

Series