In article <mailman.2972.1344200565.4697.python-l...@python.org>,
Tim Chase <python.l...@tim.thechases.com> wrote:
> On 08/05/12 15:52, John Mordecai Dildy wrote:
> > Current Problem at the moment
> >
> > Traceback (most recent call last):
> > File "ex26.py", line 66, in <module>
> > beans, jars, crates = secret_formula(start-point)
> > NameError: name 'start' is not defined
> >
> > anyone know how to make start defined
>
> "start-point" is not a valid identifier as the "-" isn't permitted
> in a variable name. This is the case for just about every language
> out there. HTML/XML & CSS are the only languages that come to my
> mind in which the dash is considered a valid part of an identifier.
>
> You either mean something like "start_point" (with an underscore
> instead of a minus), or you're performing a subtraction of "start
> minus point", in which case you'd have to assign those values before
> you use them.
Or he meant to pass an optional parameter:
beans, jars, crates = secret_formula(start=point)
or an element access:
beans, jars, crates = secret_formula(start.point)
or a bunch of other possibilities.
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