[Python-Dev] PEP 572: Assignment Expressions
Antoine Pitrou
antoine at python.org
Mon Apr 30 11:45:46 EDT 2018
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Mon Apr 30 11:45:46 EDT 2018
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Le 30/04/2018 à 17:30, Chris Angelico a écrit : > >> def do_things(fire_missiles=False, plant_flowers=False): ... >> do_things(plant_flowers:=True) # whoops! > > If you want your API to be keyword-only, make it keyword-only. If you > want a linter that recognizes unused variables, get a linter that > recognizes unused variables. Neither of these is the fault of the > proposed syntax; you could just as easily write this: > > do_things(plant_flowers==True) Unless you have a `plant_flowers` variable already defined, this will raise a NameError, not plant a silent bug. Regards Antoine.
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