DOC: _guess_time_format_for_array method desc
Method description added for the method

- [ ] closes #xxxx
- [ ] tests added / passed
- [ ] Ensure all linting tests pass, see [here](https://pandas.pydata.org/pandas-docs/dev/development/contributing.html#code-standards) for how to run them
- [ ] whatsnew entry

Hello @LucasHynes! 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:

* In the file [`pandas/core/tools/times.py`](https://github.com/pandas-dev/pandas/blob/14667018df59736dcadbdcd5374c3fb0b29f65d7/pandas/core/tools/times.py):

> [Line 139:1](https://github.com/pandas-dev/pandas/blob/14667018df59736dcadbdcd5374c3fb0b29f65d7/pandas/core/tools/times.py#L139): [W293](https://duckduckgo.com/?q=pep8%20W293) blank line contains whitespace
> [Line 144:1](https://github.com/pandas-dev/pandas/blob/14667018df59736dcadbdcd5374c3fb0b29f65d7/pandas/core/tools/times.py#L144): [W293](https://duckduckgo.com/?q=pep8%20W293) blank line contains whitespace



##### Comment last updated at 2021-03-24 15:16:01 UTC This pull request is stale because it has been open for thirty days with no activity. Please update or respond to this comment if you're still interested in working on this. @LucasHynes closing as stale. ping when ready to continue.