49643
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1 from typing import Any, NewType, NoReturn, TypeVar, cast
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2
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3 from . import Attribute, _OnSetAttrType
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4
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5 _T = TypeVar("_T")
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6
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7 def frozen(
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8 instance: Any, attribute: Attribute[Any], new_value: Any
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9 ) -> NoReturn: ...
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10 def pipe(*setters: _OnSetAttrType) -> _OnSetAttrType: ...
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11 def validate(instance: Any, attribute: Attribute[_T], new_value: _T) -> _T: ...
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12
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13 # convert is allowed to return Any, because they can be chained using pipe.
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14 def convert(
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15 instance: Any, attribute: Attribute[Any], new_value: Any
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16 ) -> Any: ...
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17
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18 _NoOpType = NewType("_NoOpType", object)
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19 NO_OP: _NoOpType
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