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Rename Red Knot (#17820)

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Micha Reiser 2025-05-03 19:49:15 +02:00 • committed by GitHub
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crates/ty_python_semantic/resources/mdtest/comparison/unsupported.md Normal file
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# Comparison: Unsupported operators
```py
def _(flag: bool, flag1: bool, flag2: bool):
class A: ...
a = 1 in 7 # error: "Operator `in` is not supported for types `Literal[1]` and `Literal[7]`"
reveal_type(a) # revealed: bool
b = 0 not in 10 # error: "Operator `not in` is not supported for types `Literal[0]` and `Literal[10]`"
reveal_type(b) # revealed: bool
# error: [unsupported-operator] "Operator `<` is not supported for types `object` and `int`, in comparing `object` with `Literal[5]`"
c = object() < 5
reveal_type(c) # revealed: Unknown
# error: [unsupported-operator] "Operator `<` is not supported for types `int` and `object`, in comparing `Literal[5]` with `object`"
d = 5 < object()
reveal_type(d) # revealed: Unknown
int_literal_or_str_literal = 1 if flag else "foo"
# error: "Operator `in` is not supported for types `Literal[42]` and `Literal[1]`, in comparing `Literal[42]` with `Literal[1, "foo"]`"
e = 42 in int_literal_or_str_literal
reveal_type(e) # revealed: bool
# error: [unsupported-operator] "Operator `<` is not supported for types `int` and `str`, in comparing `tuple[Literal[1], Literal[2]]` with `tuple[Literal[1], Literal["hello"]]`"
f = (1, 2) < (1, "hello")
reveal_type(f) # revealed: Unknown
# error: [unsupported-operator] "Operator `<` is not supported for types `A` and `A`, in comparing `tuple[bool, A]` with `tuple[bool, A]`"
g = (flag1, A()) < (flag2, A())
reveal_type(g) # revealed: Unknown
```