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Clarify error message for non @runtime_checkable decorated protocols #178

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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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5 changes: 5 additions & 0 deletions CHANGELOG.md
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Original file line number Diff line number Diff line change
@@ -1,3 +1,8 @@
# Unreleased

- Change deprecated `@runtime` to formal API `@runtime_checkable` in the error
message. Patch by Xuehai Pan.

# Release 4.6.0 (May 22, 2023)

- `typing_extensions` is now documented at
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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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