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Handle serialization of standard library Enum values #140

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Merged
merged 3 commits into from
Jul 19, 2018
Merged

Handle serialization of standard library Enum values #140

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3d021ce
Handle serialization of standard library Enum values
Oct 2, 2017
5878bfe
pyutils.enum does not exist in graphql-core
Oct 2, 2017
3efd6d1
Merge branch 'master' into origin/fix-enums
syrusakbary Jul 19, 2018
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5 changes: 4 additions & 1 deletion graphql/type/definition.py
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,7 @@
from ..language import ast
from ..pyutils.cached_property import cached_property
from ..pyutils.ordereddict import OrderedDict
from ..pyutils.compat import Enum as PyEnum
from ..utils.assert_valid_name import assert_valid_name
from ..utils.undefined import Undefined

Expand Down Expand Up @@ -516,9 +517,11 @@ def get_value(self, name):

def serialize(self, value):
# type: (str) -> Optional[str]
if isinstance(value, PyEnum):
# We handle PyEnum values
value = value.value
if isinstance(value, collections.Hashable):
enum_value = self._value_lookup.get(value)

if enum_value:
return enum_value.name

Expand Down