Update docstrings

[kyosek]

Reference issue

What does this implement/fix?

Additional information

[codecov]

Codecov Report

Merging #18 (445af8c) into master (5cec6f0) will not change coverage.
The diff coverage is 100.00%.

❗ Current head 445af8c differs from pull request most recent head c92953b. Consider uploading reports for the commit c92953b to get more accurate results

@@           Coverage Diff           @@
##           master      #18   +/-   ##
=======================================
  Coverage   93.12%   93.12%           
=======================================
  Files           5        5           
  Lines         262      262           
=======================================
  Hits          244      244           
  Misses         18       18           

Files Changed	Coverage Δ
cfepy/focus/core.py	89.67% <ø> (ø)
cfepy/__init__.py	100.00% <100.00%> (ø)
cfepy/focus/utils.py	94.28% <100.00%> (ø)
cfepy/tests/test_focus.py	100.00% <100.00%> (ø)
cfepy/tests/test_utils.py	100.00% <100.00%> (ø)

[github-actions]

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Files ignored due to filter (1)

Ignored files

• environment.yml

Files not summarized due to errors (12)

Failed to summarize

• README.rst (nothing obtained from openai)
• cfxplorer/init.py (nothing obtained from openai)
• cfxplorer/tests/test_utils.py (nothing obtained from openai)
• cfxplorer/tests/test_focus.py (nothing obtained from openai)
• cfxplorer/focus/core.py (nothing obtained from openai)
• cfxplorer/focus/utils.py (nothing obtained from openai)
• cfxplorer/version.py (nothing obtained from openai)
• docs/conf.py (nothing obtained from openai)
• examples/hyperparameter_tuning_example.py (nothing obtained from openai)
• examples/focus_example.py (nothing obtained from openai)
• examples/utils.py (nothing obtained from openai)
• setup.py (nothing obtained from openai)

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In the recent run, only the files that changed from the base of the PR and between 445af8c72a21a8e76fbf18b0e81bea9aa1d79bc7 and c92953ba7f4f6b621ad667e2d8b2a3afb16f2ca5 commits were reviewed.

Files not reviewed due to errors in the recent run (12)

Failed to review in the last run

• cfxplorer/init.py (no response)
• cfxplorer/focus/utils.py (no response)
• cfxplorer/tests/test_utils.py (no response)
• README.rst (no response)
• cfxplorer/focus/core.py (no response)
• cfxplorer/tests/test_focus.py (no response)
• docs/conf.py (no response)
• cfxplorer/version.py (no response)
• examples/hyperparameter_tuning_example.py (no response)
• examples/utils.py (no response)
• examples/focus_example.py (no response)
• setup.py (no response)