[Python-Dev] Disallow ambiguous syntax f(x for x in [1],) (original) (raw)
Serhiy Storchaka storchaka at gmail.com
Sun Nov 12 17:57:53 EST 2017
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12.11.17 18:57, Guido van Rossum пише:
Sounds good to me.
Thanks! Here is an implementation: https://bugs.python.org/issue32012.
I have found that formally trailing comma after generator expression is not allowed by the grammar defined in the language reference:
call: `primary` "(" [`argument_list` [","] | `comprehension`] ")"But the actual Grammar file contains different rules.
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