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bpo-46820: Fix a SyntaxError in a numeric literal followed by "not in" #31479
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Original file line number | Diff line number | Diff line change | ||||||
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@@ -251,6 +251,15 @@ def check_error(test): | |||||||
check("1e3in x") | ||||||||
check("1jin x") | ||||||||
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check("0xfnot in x") | ||||||||
check("0o7not in x") | ||||||||
check("0b1not in x") | ||||||||
check("9not in x") | ||||||||
check("0not in x") | ||||||||
check("1.not in x") | ||||||||
check("1e3not in x") | ||||||||
check("1jnot in x") | ||||||||
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. Maybe add a test with an underscore literal, just for completeness' sake?
Suggested change
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with warnings.catch_warnings(): | ||||||||
warnings.simplefilter('ignore', SyntaxWarning) | ||||||||
check("0xfis x") | ||||||||
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3 changes: 3 additions & 0 deletions
3
Misc/NEWS.d/next/Core and Builtins/2022-02-21-21-55-23.bpo-46820.4RfUZh.rst
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,3 @@ | ||
Fix parsing a numeric literal immediately (without spaces) followed by "not | ||
in" keywords, like in ``1not in x``. Now the parser only emits a warning, | ||
not a syntax error. |
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Small nit: At this point maybe we want to make these strings dynamically:
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I'll rewrite tests in a separate PR.