Seems like these lines should be updated in order to reflect the latest state of things:

• https://github.com/pytorch/ignite/blob/master/CONTRIBUTING.md#formatting-without-pre-commit

- isort -rc .
- black .
+ black .
+ isort .

and

cc @Devanshu24 I remember you are using pre-commit, could you please take a look at this issue. Thanks!