sorry, but what if I need to have different parameters in these functions ?
> To: python-list@python.org > From: breamore...@yahoo.co.uk > Subject: Re: cascading python executions only if return code is 0 > Date: Sun, 22 Dec 2013 19:31:21 +0000 > > On 22/12/2013 19:17, Roy Smith wrote: > > In article <mailman.4500.1387739297.18130.python-l...@python.org>, > > Frank Cui <y...@outlook.com> wrote: > > > >> hey guys, > >> I have a requirement where I need to sequentially execute a bunch of > >> executions, each execution has a return code. the followed executions > >> should > >> only be executed if the return code is 0. is there a cleaner or more > >> pythonic > >> way to do this other than the following ? > >> if a() == 0: if b() == 0: c() > >> Thanks for your input. > >> frank > > > > Yup! Just do: > > > > a() or b() or c() > > > > The "or" operation has what's known as "short-circuit" semantics. That > > means, if the first operand is true, it doesn't evaluate the second > > operand. Just make sure that a(), b(), and c() all return something > > which is true if they succeed and false otherwise. > > > > Really? :) > > -- > My fellow Pythonistas, ask not what our language can do for you, ask > what you can do for our language. > > Mark Lawrence > > -- > https://mail.python.org/mailman/listinfo/python-list
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