add stubs for ijson

[DinhHuy2010]

add stubs for ijson.

(disclaimer: I did not run the tests, yet.)

[srittau]

Thanks! The only thing I noticed is that we now require each instance of Any to be commented with the possible types that could be used for Any.

[DinhHuy2010]

Thanks! The only thing I noticed is that we now require each instance of Any to be commented with the possible types that could be used for Any.

Where is "Any" here?

[srittau]

Several files use Any. If you are unsure about the types, you can replace Any with Incomplete (from _typeshed) for now.

[github-actions]

According to mypy_primer, this change has no effect on the checked open source code. 🤖🎉