On Mon, Nov 29, 2021 at 08:44:00AM -0500, David Mertz, Ph.D. wrote: > On Mon, Nov 29, 2021 at 5:15 AM Steven D'Aprano <st...@pearwood.info> wrote: > > > - the method modifies the object in place, and returns self; > > - versus the method returns a new, modified, copy of the object. > > Pandas uses the first style (I think; corrections welcome). Strings use > > the second, because they have no choice. > > > > Pandas returns SOMETHING when a method is called. Maybe it's self, maybe > it's after mutation, maybe it's a new DataFrame, Grouper, Series, etc.
Okay, thanks for the correction. -- Steve _______________________________________________ Python-ideas mailing list -- python-ideas@python.org To unsubscribe send an email to python-ideas-le...@python.org https://mail.python.org/mailman3/lists/python-ideas.python.org/ Message archived at https://mail.python.org/archives/list/python-ideas@python.org/message/TBJ6KNQTQVSNCM7YORYLDL64RYC5Q4KO/ Code of Conduct: http://python.org/psf/codeofconduct/