Fixed minor bugs in keywords.py

[jesper-friis]

Description

Made the following changes:

• Added wasDerivedFrom to the default keywords.

• Generalised basedOn in a keywords file. It can now be a domain (str), file path (Path) or a list of them. It can now also fetch from the web.

• Allow a domain keyword file to update the following aspects of an existing keyword:

  • make the conformance more strict
  • extend the domain
  • change the default value

  Any other change is an error.

• Factored out general functions to a new dictutils.py module

• Made the use of keywords more consistent

• Added more tests and fixed related issues

Type of change

• Bug fix and code cleanup
• New feature
• Documentation update
• Testing

Checklist for the reviewer

This checklist should be used as a help for the reviewer.

• Is the change limited to one issue?
• Does this PR close the issue?
• Is the code easy to read and understand?
• Do all new feature have an accompanying new test?
• Has the documentation been updated as necessary?
• Is the code properly tested?

[codecov]

Codecov Report

❌ Patch coverage is 90.07092% with 14 lines in your changes missing coverage. Please review.
✅ Project coverage is 83.74%. Comparing base (41545d4) to head (68de25f).
⚠️ Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
tripper/datadoc/keywords.py	86.27%	7 Missing ⚠️
tripper/datadoc/dictutils.py	90.90%	5 Missing ⚠️
tripper/utils.py	85.71%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #432      +/-   ##
==========================================
+ Coverage   83.48%   83.74%   +0.25%     
==========================================
  Files          28       29       +1     
  Lines        4008     4084      +76     
==========================================
+ Hits         3346     3420      +74     
- Misses        662      664       +2     

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[jesper-friis]

Todo:

• add tests
• allow basedOn to fetch a root from the web
• be strict on what can be changed of existing keywords (only make conformance stricter and add default values)