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bpo-45716: Improve the error message when using True/False/None as keywords in a call (GH-29413)

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Pablo Galindo Salgado
2021-11-05 13:54:55 +00:00
committed by GitHub
parent 32f55d1a5d
commit e2d65630f3
4 changed files with 1553 additions and 1437 deletions
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Grammar/python.gram
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@@ -1062,6 +1062,8 @@ invalid_arguments:
RAISE_SYNTAX_ERROR_KNOWN_RANGE(a, asdl_seq_GET(b, b->size-1)->target, "Generator expression must be parenthesized") }
| a=args ',' args { _PyPegen_arguments_parsing_error(p, a) }
invalid_kwarg:
| a[Token*]=('True'|'False'|'None') b='=' {
RAISE_SYNTAX_ERROR_KNOWN_RANGE(a, b, "cannot assign to %s", PyBytes_AS_STRING(a->bytes)) }
| a=NAME b='=' expression for_if_clauses {
RAISE_SYNTAX_ERROR_KNOWN_RANGE(a, b, "invalid syntax. Maybe you meant '==' or ':=' instead of '='?")}
| !(NAME '=') a=expression b='=' {