add smoother and test

[peterdudfield]

Pull Request

Description

Smooth results from models. This make less spiky results. This is because he models don't know about each other.

Fixes #

How Has This Been Tested?

Added a test

• [ ] Yes

Checklist:

• [ ] My code follows OCF's coding style guidelines
• [ ] I have performed a self-review of my own code
• [ ] I have made corresponding changes to the documentation
• [ ] I have added tests that prove my fix is effective or that my feature works
• [ ] I have checked my code and corrected any misspellings

[codecov[bot]]

Codecov Report

Merging #54 (4130e83) into main (df2a642) will increase coverage by 0.39%. The diff coverage is 71.42%.

@@            Coverage Diff             @@
##             main      #54      +/-   ##
==========================================
+ Coverage   43.05%   43.45%   +0.39%     
==========================================
  Files          21       21              
  Lines         950      962      +12     
==========================================
+ Hits          409      418       +9     
- Misses        541      544       +3     

Impacted Files	Coverage Δ
gradboost_pv/app.py	0.00% <0.00%> (ø)
gradboost_pv/__init__.py	100.00% <100.00%> (ø)
gradboost_pv/inference/utils.py	97.22% <100.00%> (+0.92%)	:arrow_up:

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[peterdudfield]

Hold fire on this, until we see jagged results again. The results are a bite smoother right now as we interpolate to 30 mins for each run of the forecast