Shunsuke Shibayama 342b2665db [ty] basic narrowing on attribute and subscript expressions (#17643) ... ## Summary This PR closes astral-sh/ty#164. This PR introduces a basic type narrowing mechanism for attribute/subscript expressions. Member accesses, int literal subscripts, string literal subscripts are supported (same as mypy and pyright). ## Test Plan New test cases are added to `mdtest/narrow/complex_target.md`. --------- Co-authored-by: David Peter <mail@david-peter.de>		2025-06-17 11:07:46 +02:00
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bad.txt	[ty] basic narrowing on attribute and subscript expressions (#17643)	2025-06-17 11:07:46 +02:00
good.txt	[ty] basic narrowing on attribute and subscript expressions (#17643)	2025-06-17 11:07:46 +02:00