bpo-45156: Fixes inifite loop on unittest.mock.seal() (GH-28300)

Fixes infinite loop on unittest.mock.seal() of mocks created by
unittest.create_autospec().

Co-authored-by: Dong-hee Na <donghee.na92@gmail.com>

Nikita Sobolev committed 4y ago

7f60c9e1c6e22cc0e846a872c318570926cd3094

Parent: c99fc4e

Committed by GitHub <noreply@github.com> on 9/14/2021, 10:20:40 AM