TST: network lock cleanup

[jklenzing]

Description

Addresses #871

Tidies up issues regarding network lock tests.

• Remove todo
• use temporary directory for files created

Type of change

• New feature (non-breaking change which adds functionality)

How Has This Been Tested?

via pytest

Test Configuration:

• Operating system: Ventura
• Version number: Python 3.10.9

Checklist:

• Make sure you are merging into the develop (not main) branch
• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules
• Add a note to CHANGELOG.md, summarizing the changes

If this is a release PR, replace the first item of the above checklist with the release
checklist on the wiki: https://github.com/pysat/pysat/wiki/Checklist-for-Release

[jklenzing]

Added 'continue-on-error' flag to coveralls to (tentatively) solve 422 problem.

[aburrell]

How did this cause such a huge drop in coverage?

[jklenzing]

How did this cause such a huge drop in coverage?

Probably because the pulls are not being run

[jklenzing]

How did this cause such a huge drop in coverage?

Inspecting the files, a lot of the uncovered lines are docstrings. Not sure if this is a result of not configuring the coveralls app correctly.