fix basedpyright and enable run_experiment test

[garymm]

No description provided.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 50.00000% with 2 lines in your changes missing coverage. Please review.

Project coverage is 93.57%. Comparing base (60d4be9) to head (bf6123b).

Files with missing lines	Patch %	Lines
earl/environment_loop/gymnasium_loop.py	50.00%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master      #14      +/-   ##
==========================================
+ Coverage   92.29%   93.57%   +1.27%     
==========================================
  Files          10       12       +2     
  Lines         792     1012     +220     
==========================================
+ Hits          731      947     +216     
- Misses         61       65       +4     

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