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Add sentinels (PEP 661) to the spec #2277

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Add sentinels (PEP 661) to the spec #2277

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Add sentinels (PEP 661) to the spec
JelleZijlstra May 1, 2026
de6d9ea
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JelleZijlstra May 1, 2026
19e4152
Merge remote-tracking branch 'upstream/main' into sentinels
JelleZijlstra May 2, 2026
e6dd6e3
update
JelleZijlstra May 2, 2026
84d6fd8
add file
JelleZijlstra May 2, 2026
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JelleZijlstra May 2, 2026
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JelleZijlstra committed May 2, 2026
commit e6dd6e3b51f1133fd464c3e63a127b4c57b5b0b2
1 change: 1 addition & 0 deletions conformance/results/results.html
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Expand Up @@ -279,6 +279,7 @@ <h3>Python Type System Conformance Test Results</h3>
<th class="column col2 not-conformant">Unsupported</th>
<th class="column col2 not-conformant">Unsupported</th>
<th class="column col2 not-conformant">Unsupported</th>
<th class="column col2 conformant">Pass</th>
<th class="column col2 not-conformant">Unsupported</th>
</tr>
<tr><th class="column col1">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;specialtypes_type</th>
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2 changes: 1 addition & 1 deletion conformance/results/zuban/specialtypes_sentinels.toml
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Expand Up @@ -11,7 +11,7 @@ Line 29: Unexpected errors ['specialtypes_sentinels.py:29: error: Variable "test
Line 31: Unexpected errors ['specialtypes_sentinels.py:31: error: Expression is of type "int | Any", not "int" [misc]']
"""
output = """
specialtypes_sentinels.py:15: error: Incompatible default for argument "x" (default has type "Sentinel", argument has type "int") [assignment]
specialtypes_sentinels.py:15: error: Incompatible default for parameter "x" (default has type "Sentinel", parameter has type "int") [assignment]
specialtypes_sentinels.py:21: error: Variable "tests.specialtypes_sentinels.MISSING" is not valid as a type [valid-type]
specialtypes_sentinels.py:21: note: See https://mypy.readthedocs.io/en/stable/common_issues.html#variables-vs-type-aliases
specialtypes_sentinels.py:23: error: Variable "tests.specialtypes_sentinels.MISSING" is not valid as a type [valid-type]
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