Issue 330

[marcpaterno]

Description

This PR is intended to resolve issue #330. It provides the CCLSplineParams class, which is a pydantic dataclass -- and thus can be constructed from a YAML document. An object of this type can be given to the constructor of the CCLFactory to control all of the configurable spline parameters in CCL.

Fixes #330

Type of change

Please delete the bullet items below that do not apply to this pull request.

• New feature (non-breaking change which adds functionality)
• This change requires a documentation update

Checklist:

The following checklist will make sure that you are following the code style and
guidelines of the project as described in the
contributing page.

• I have run bash pre-commit-check and fixed any issues
• I have added tests that prove my fix is effective or that my feature works
• I have made corresponding changes to the documentation
• I have 100% test coverage for my changes (please check this after the CI system has verified the coverage)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 100.0%. Comparing base (de6ba1b) to head (b8ad013).
Report is 21 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #497   +/-   ##
=======================================
  Coverage   100.0%   100.0%           
=======================================
  Files          50       50           
  Lines        4608     4676   +68     
  Branches      507      516    +9     
=======================================
+ Hits         4608     4676   +68     

Files with missing lines	Coverage Δ
firecrown/ccl_factory.py	100.0% <100.0%> (ø)
firecrown/likelihood/weak_lensing.py	100.0% <ø> (ø)
firecrown/models/cluster/abundance.py	100.0% <100.0%> (ø)
firecrown/models/cluster/deltasigma.py	100.0% <100.0%> (ø)
firecrown/models/two_point.py	100.0% <100.0%> (ø)

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