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Extend compatibility to C implementation of frozendict #37

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merged 2 commits into from
Sep 28, 2021
Merged

Extend compatibility to C implementation of frozendict #37

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9a6c514
add logic to catch attribute error on frozendict
H-Shay Sep 23, 2021
30adfb6
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H-Shay Sep 24, 2021
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8 changes: 7 additions & 1 deletion canonicaljson.py
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Original file line number Diff line number Diff line change
Expand Up @@ -26,7 +26,13 @@ def _default(obj):
if type(obj) is frozendict:
# fishing the protected dict out of the object is a bit nasty,
# but we don't really want the overhead of copying the dict.
return obj._dict
try:
return obj._dict
except AttributeError:
# When the C implementation of frozendict is used,
# there isn't a `_dict` attribute with a dict
# so we resort to making a copy of the frozendict
return dict(obj)
raise TypeError(
"Object of type %s is not JSON serializable" % obj.__class__.__name__
)
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