Modernize codebase

[mr-c]

No description provided.

[lgtm-com]

This pull request fixes 21 alerts when merging 9006466 into 47d455e - view on LGTM.com

fixed alerts:

• 16 for Unused local variable
• 4 for 'import *' may pollute namespace
• 1 for Variable defined multiple times

[codecov]

Codecov Report

Merging #9 (a823d3b) into main (47d455e) will increase coverage by 3.69%.
The diff coverage is 65.00%.

❗ Current head a823d3b differs from pull request most recent head 81e8217. Consider uploading reports for the commit 81e8217 to get more accurate results

@@            Coverage Diff             @@
##             main       #9      +/-   ##
==========================================
+ Coverage   38.57%   42.27%   +3.69%     
==========================================
  Files           6        5       -1     
  Lines        1304     1346      +42     
  Branches      212      244      +32     
==========================================
+ Hits          503      569      +66     
+ Misses        754      713      -41     
- Partials       47       64      +17     

Impacted Files	Coverage Δ
cwlprov/tool.py	28.78% <52.83%> (+1.36%)	⬆️
cwlprov/ro.py	66.66% <68.51%> (-8.21%)	⬇️
cwlprov/prov.py	66.53% <80.00%> (+17.40%)	⬆️
cwlprov/utils.py	59.25% <90.00%> (+13.42%)	⬆️
cwlprov/__init__.py	100.00% <100.00%> (ø)

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[lgtm-com]

This pull request fixes 21 alerts when merging 81e8217 into 47d455e - view on LGTM.com

fixed alerts:

• 16 for Unused local variable
• 4 for 'import *' may pollute namespace
• 1 for Variable defined multiple times