Create check_zip.py (#12233)

Author: shurickdaryin

stdlib/@tests/test_cases/builtins/check_zip.py

@@ -0,0 +1,15 @@
+from __future__ import annotations
+
+from typing import Sequence, Tuple
+from typing_extensions import assert_type
+
+ints: Sequence[int] = [1, 2, 3]
+strs: Sequence[str] = ["one", "two", "three"]
+floats: Sequence[float] = [1.0, 2.0, 3.0]
+str_tuples: Sequence[Tuple[str]] = list((x,) for x in strs)
+
+assert_type(zip(ints), zip[Tuple[int]])
+assert_type(zip(ints, strs), zip[Tuple[int, str]])
+assert_type(zip(ints, strs, floats), zip[Tuple[int, str, float]])
+assert_type(zip(strs, ints, floats, ints), zip[Tuple[str, int, float, int]])
+assert_type(zip(strs, ints, floats, ints, str_tuples), zip[Tuple[str, int, float, int, Tuple[str]]])