[Python-Dev] PEP 572: Assignment Expressions (original) (raw)

Eric Fahlgren ericfahlgren at gmail.com
Tue Apr 17 12:15:55 EDT 2018


On Tue, Apr 17, 2018 at 2:23 AM, Chris Angelico <rosuav at gmail.com> wrote:

Augmented assignment is currently all of these:

augassign: ('+=' | '-=' | '*=' | '@=' | '/=' | '%=' | '&=' | '|=' | '^=' | '<<=' | '>>=' | '**=' | '//=') I'm actually not sure whether the augmented-assignment-expression operators should be "+:=" or ":+=", but either way, it'd be another thirteen tokens, some of which would be four character tokens.

​Or simply rework the augmented assignment's semantics to become expression operators without any syntactic changes. Since there's no bug magnet arising in the usual context where '=' and '==' get confused:

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