api: bigquery Issues related to the googleapis/python-bigquery-dataframes API. type: feature request ‘Nice-to-have’ improvement, new feature or different behavior or design ...

Apply fails on empty Series #2874 jreback mentioned this on May 27, 2013 DataFrame apply change return type from Series to DataFrame if result is empty #3698 hayd mentioned this on Jul 17, 2013 BUG: ...

Pandas DataFrame is a 2D mutable data structure to store heterogeneous data in tabular form of labelled rows and columns.