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Added support for OrderedDict #75

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Added support for OrderedDict #75

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5 changes: 5 additions & 0 deletions runtype/pytypes.py
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Original file line number Diff line number Diff line change
Expand Up @@ -359,6 +359,7 @@ def __repr__(self):

Object = PythonDataType(object)
Iter = SequenceType(PythonDataType(collections.abc.Iterable))
OrderedDict = DictType(PythonDataType(collections.OrderedDict), variance=Variance.Invariant)
Sequence = SequenceType(PythonDataType(abc.Sequence))
List = SequenceType(PythonDataType(list), variance=Variance.Invariant)
MutableSequence = SequenceType(PythonDataType(abc.MutableSequence), variance=Variance.Invariant)
Expand Down Expand Up @@ -486,6 +487,7 @@ def cast_from(self, obj):
set: Set,
frozenset: FrozenSet,
dict: Dict,
collections.OrderedDict: OrderedDict,
tuple: Tuple,
bool: Bool,
None: NoneType,
Expand Down Expand Up @@ -633,6 +635,9 @@ def _to_canon(self, t):
return Type[self.to_canon(t)]
# TODO test issubclass on t.__args__
return Type
elif origin is collections.OrderedDict:
a, b = args
return OrderedDict[to_canon(a), to_canon(b)]
elif isinstance(t, typing._GenericAlias):
return self._to_canon(origin)

Expand Down