- ability to inline single/all invocations and keep/remove the declaration
- handled name conflicts of local and imported vars/functions
- cases when this refactoring is not applicable can be found in PyInlineFunctionHandler
(cherry picked from commit 40e298ba2b833a4408ee774628b84fe422468b91)
GitOrigin-RevId: dd3fab59800163b4f300b410cd28a62c1ee1b6f3