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Clarify error message for non @runtime_checkable decorated protocols #178

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Merged
srittau merged 2 commits into from
May 23, 2023
Merged

Clarify error message for non @runtime_checkable decorated protocols #178

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6b0faa7
Clarify error message for non `@runtime_checkable` decorated protocols
XuehaiPan May 23, 2023
7aa4518
Add CHANGLOG entry
XuehaiPan May 23, 2023
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Clarify error message for non @runtime_checkable decorated protocols
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@XuehaiPan
XuehaiPan committed May 23, 2023
commit 6b0faa7c245d8f32c15c930799f7b85edd875f29
2 changes: 1 addition & 1 deletion src/typing_extensions.py
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Expand Up @@ -701,7 +701,7 @@ def _proto_hook(other):
if _allow_reckless_class_checks():
return NotImplemented
raise TypeError("Instance and class checks can only be used with"
" @runtime protocols")
" @runtime_checkable protocols")
if not isinstance(other, type):
# Same error as for issubclass(1, int)
raise TypeError('issubclass() arg 1 must be a class')
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