pytorch

c55f6973 - [dtensor][3/N] move OpSchema and types to a separate file (#90732)

[dtensor][3/N] move OpSchema and types to a separate file (#90732) This PR moves OpSchema and types to a separate file to resolve circular dependency better, this is part of refactor on dispatching logic to enable more complicated features Pull Request resolved: https://github.com/pytorch/pytorch/pull/90732 Approved by: https://github.com/XilunWu