Add isinstance_af

[sdaulton]

Summary: Creates a new helper method for checking both if a given AF is an instance of a class or if the given AF wraps a base AF that is an instance of a class

Differential Revision: D43127722

[facebook-github-bot]

This pull request was exported from Phabricator. Differential Revision: D43127722

[codecov[bot]]

Codecov Report

Merging #1664 (a10d9f2) into main (63dd0cd) will not change coverage. The diff coverage is 100.00%.

:exclamation: Current head a10d9f2 differs from pull request most recent head e147346. Consider uploading reports for the commit e147346 to get more accurate results

@@            Coverage Diff            @@
##              main     #1664   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files          169       170    +1     
  Lines        14518     14531   +13     
=========================================
+ Hits         14518     14531   +13     

Impacted Files	Coverage Δ
botorch/acquisition/fixed_feature.py	100.00% <100.00%> (ø)
botorch/acquisition/penalized.py	100.00% <100.00%> (ø)
botorch/acquisition/proximal.py	100.00% <100.00%> (ø)
botorch/acquisition/utils.py	100.00% <100.00%> (ø)
botorch/acquisition/wrapper.py	100.00% <100.00%> (ø)

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[facebook-github-bot]

This pull request was exported from Phabricator. Differential Revision: D43127722

[facebook-github-bot]

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