Support inlay hints.

[byehack]

inlay hints can be usefull for:
show parameters name of callable objects and functions.
better showing errors/warnings.
showing type hints.

[jerryc05]

I totally agree. Inlay hints from the JS/TS plugins are awesome and Python should also deserve this cool feature with the type inferred by Pylance.

[judej]

Moving this issue to discussion as an enhancement request for comments and upvotes.

[luabud]

Inlay hints are available now: https://devblogs.microsoft.com/python/python-in-visual-studio-code-july-2022-release/#inlay-type-hints