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Retain None as constraints bottom if no bottoms were provided #19485

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Merged
ilevkivskyi merged 3 commits into from
Jul 21, 2025
Merged

Retain None as constraints bottom if no bottoms were provided #19485

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1da86bb
Retain `None` as constraints bottom if no bottoms were provided
sterliakov Jul 21, 2025
2ca095d
Add testcase
sterliakov Jul 21, 2025
82f3c74
Stop testing iterables for truthiness!
sterliakov Jul 21, 2025
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Add testcase
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@sterliakov
sterliakov committed Jul 21, 2025
commit 2ca095d1d746ae14ff9e62fdc0022d5fab4a9801
18 changes: 18 additions & 0 deletions test-data/unit/check-typeddict.test
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Expand Up @@ -4271,3 +4271,21 @@ reveal_type(dicts.TF) # N: Revealed type is "def (*, user_id: builtins.int =) -
reveal_type(dicts.TotalFalse) # N: Revealed type is "def (*, user_id: builtins.int =) -> TypedDict('__main__.Dicts.TF', {'user_id'?: builtins.int})"
[builtins fixtures/dict.pyi]
[typing fixtures/typing-typeddict.pyi]

[case testRecursiveNestedTypedDictInference]
from typing import TypedDict, Sequence
from typing_extensions import NotRequired

class Component(TypedDict):
type: str
components: NotRequired[Sequence['Component']]

inputs: Sequence[Component] = [{
'type': 'tuple',
'components': [
{'type': 'uint256'},
{'type': 'address'},
]
}]
[builtins fixtures/dict.pyi]
[typing fixtures/typing-typeddict.pyi]
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