DOC: Update pandas.core.groupby.GroupBy.pipe docstring
- [x] closes https://github.com/pandanistas/pandanistas_sprint_ui2020/issues/2
- [ ] tests added / passed
- [x] passes `black pandas`
- [x] passes `git diff upstream/master -u -- "*.py" | flake8 --diff`
- [ ] whatsnew entry

@hsjsjsj009 do you have time to address the comments? Would be great to get this merged. Sorry, I just saw this email, I will do it today.

On Sun, Mar 8, 2020, 3:41 AM Marc Garcia <notifications@github.com> wrote:

> @hsjsjsj009 <https://github.com/hsjsjsj009> do you have time to address
> the comments? Would be great to get this merged.
>
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