Fix Multiple top-level packages error

[CMurtagh-LGTM]

Installing the python package via pip install . was giving me the error Multiple top-level packages discovered in a flat-layout: ['tst', 'etc', 'gap', 'demos']..

Here are the versions my things

❯ python --version
Python 3.10.8
❯ pip --version
pip 22.3.1 from /usr/lib/python3.10/site-packages/pip (python 3.10)
❯ pip show setuptools
Name: setuptools
Version: 65.2.0
Summary: Easily download, build, install, upgrade, and uninstall Python packages
Home-page: https://github.com/pypa/setuptools
Author: Python Packaging Authority
Author-email: distutils-sig@python.org
License:
Location: /usr/lib/python3.10/site-packages
Requires: appdirs, jaraco.text, more-itertools, ordered-set, packaging, pyparsing, tomli, validate-pyproject
Required-by: jupyter_packaging

[codecov]

Codecov Report

Merging #128 (fa7846e) into master (518a8a6) will increase coverage by 17.52%.
The diff coverage is n/a.

@@             Coverage Diff             @@
##           master     #128       +/-   ##
===========================================
+ Coverage    8.95%   26.47%   +17.52%     
===========================================
  Files           8       14        +6     
  Lines         715      865      +150     
===========================================
+ Hits           64      229      +165     
+ Misses        651      636       -15     

Impacted Files	Coverage Δ
gap/JupyterUtil.gd	100.00% <0.00%> (ø)
gap/JupyterStream.gd	100.00% <0.00%> (ø)
gap/JupyterHelp.gd	100.00% <0.00%> (ø)
gap/JupyterRenderable.gd	100.00% <0.00%> (ø)
gap/JupyterKernel.gd	100.00% <0.00%> (ø)
gap/JupyterMsg.gd	100.00% <0.00%> (ø)
gap/JupyterCompletion.gi	90.00% <0.00%> (+0.52%)	⬆️
gap/JupyterInspection.gi	71.83% <0.00%> (+2.71%)	⬆️
gap/JupyterKernel.gi	8.61% <0.00%> (+8.61%)	⬆️
gap/JupyterHelp.gi	8.64% <0.00%> (+8.64%)	⬆️
... and 4 more

[olexandr-konovalov]

Thanks @CMurtagh-LGTM! @ZachNewbery does this look good to you?

[ZachNewbery]

Yup, all looks good to me!

…

On Tue, 13 Dec 2022, 08:58 Olexandr Konovalov, ***@***.***> wrote: Thanks @CMurtagh-LGTM <https://github.com/CMurtagh-LGTM>! @ZachNewbery <https://github.com/ZachNewbery> does this look good to you? — Reply to this email directly, view it on GitHub <#128 (comment)>, or unsubscribe <https://github.com/notifications/unsubscribe-auth/ALJBAXSHOJJFHJXLALIWP3TWNA3DBANCNFSM6AAAAAASGIMDIE> . You are receiving this because you were mentioned.Message ID: ***@***.***>

[ZachNewbery]

CI failure about io not being available - I don't think that's caused by these changes

[olexandr-konovalov]

CI passes in the main branch - not testing under GAP 4.9 anymore. Thanks both.