Add documentation section and example for using `as_mpl_selector` with callback function - #419

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larrybradley merged 1 commit into

astropy:mainfrom

dhomeier:mpl_selector-docs

Feb 1, 2022

Commits on Jan 28, 2022

DOC: add section for `as_mpl_selector` and `callback` example to "masks"
dhomeier
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