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Treat all pynamodb Numbers as floats (#1895)

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Previously we specified this as a Union type, which caused more problems than it helped with, namely when reading data off a Pynamo property
We still had to cast to the appropriate type.  Pynamo simply reads the type out of Dynamo, which more closely models a float as it can be an int or a float -

https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/HowItWorks.NamingRulesDataTypes.html
This commit is contained in:
Roy Williams
2018-02-16 16:42:32 -08:00
committed by Jelle Zijlstra
parent 37ec012113
commit 0f36f7ea09
1 changed files with 4 additions and 5 deletions
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9
third_party/2and3/pynamodb/attributes.pyi vendored
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@@ -6,7 +6,6 @@ _T = TypeVar('_T')
_KT = TypeVar('_KT')
_VT = TypeVar('_VT')
_MT = TypeVar('_MT', bound='MapAttribute')
Number = Union[int, float]
class Attribute(Generic[_T]):
attr_name: Optional[Text]
@@ -48,11 +47,11 @@ class LegacyBooleanAttribute(Attribute[bool]):
class BooleanAttribute(Attribute[bool]):
def __get__(self, instance: Any, owner: Any) -> bool: ...
class NumberSetAttribute(SetMixin, Attribute[Set[Number]]):
def __get__(self, instance: Any, owner: Any) -> Set[Number]: ...
class NumberSetAttribute(SetMixin, Attribute[Set[float]]):
def __get__(self, instance: Any, owner: Any) -> Set[float]: ...
class NumberAttribute(Attribute[Number]):
def __get__(self, instance: Any, owner: Any) -> Number: ...
class NumberAttribute(Attribute[float]):
def __get__(self, instance: Any, owner: Any) -> float: ...
class UTCDateTimeAttribute(Attribute[datetime]):
def __get__(self, instance: Any, owner: Any) -> datetime: ...