pytorch

bba96db2 - fix lint errors in gen.py (#19221)

fix lint errors in gen.py (#19221) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/19221 att Reviewed By: colesbury Differential Revision: D14923858 fbshipit-source-id: 4793d7794172d401455c5ce72dfc27dddad515d4