DEPR: Deprecated passing arguments as positional in pd.concat
- [x] xref #41485
- [x] tests added / passed
- [x] Ensure all linting tests pass, see [here](https://pandas.pydata.org/pandas-docs/dev/development/contributing.html#code-standards) for how to run them
- [x] whatsnew entry

Hello @tegardp! Thanks for updating this PR. We checked the lines you've touched for [PEP 8](https://www.python.org/dev/peps/pep-0008) issues, and found:











There are currently no PEP 8 issues detected in this Pull Request. Cheers! :beers: 

##### Comment last updated at 2021-06-06 11:25:15 UTC can you rebase; this appears to have a read_table change (already merged) so need to remove that @tegardp if you can update > @tegardp if you can update

sorry i'm still confused about rebase workflow > > @tegardp if you can update
> 
> sorry i'm still confused about rebase workflow

that is now sorted in https://github.com/pandas-dev/pandas/pull/41718/commits/d9b371252f1e8e4ae7acc812d25eb7b5080efbf0,

comments https://github.com/pandas-dev/pandas/pull/41718#discussion_r643799672 and https://github.com/pandas-dev/pandas/pull/41718#discussion_r643811201 to be addressed. will fix test and lint failures on ci > comments [#41718 (comment)](https://github.com/pandas-dev/pandas/pull/41718#discussion_r643799672) and [#41718 (comment)](https://github.com/pandas-dev/pandas/pull/41718#discussion_r643811201) to be addressed. will fix test and lint failures on ci

tests are still failing... see https://github.com/pandas-dev/pandas/pull/41718#discussion_r643799672 you need to change any existing test which uses positional args to avoid the warnings. https://github.com/pandas-dev/pandas/pull/41718/checks?check_run_id=2747849764 one failed test thanks @tegardp 