Sort User Defined Classes (#19706)
Summary:
Schema matching for sort is a little tricky because you have to check whether the class defines the __lt__ method correctly, and you have to mark whatever effects happen in __lt__ to the sorting op as well.
Pull Request resolved: https://github.com/pytorch/pytorch/pull/19706
Differential Revision: D15244366
Pulled By: eellison
fbshipit-source-id: 73b3e36462c6cc40f9d8cb235b44499a67d3149e
