unite

unite(__data, col, *args, *, sep='_', remove=True)

Combine multiple columns into a single column. Return DataFrame that column included.

Parameters

Name	Type	Description	Default
__data		a DataFrame	required
col		name of the to-be-created column (string).	required
*args		names of each column to combine.	()
sep		separator joining each column being combined.	'_'
remove		whether to remove the combined columns from the returned DataFrame.	True