pytorch

f5da1982 - fix clang-tidy script for python 3

fix clang-tidy script for python 3 Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/15360 Differential Revision: D13509668 Pulled By: suo fbshipit-source-id: a3448a115eaac8dd4c3f179901a23bdbc5098408