Feature: PanelTimeSeriesSplit, added module docstring

[Magnus167]

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[codecov]

Codecov Report

Merging #985 (ab80809) into develop (f80c309) will not change coverage.
Report is 3 commits behind head on develop.
The diff coverage is 0.00%.

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Additional details and impacted files

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  Coverage    63.64%   63.64%           
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  Files           40       40           
  Lines         4659     4659           
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  Hits          2965     2965           
  Misses        1694     1694           

Files Changed	Coverage Δ
macrosynergy/learning/panel_timeseries_split.py	0.00% <0.00%> (ø)