[Python-Dev] Re: Relative import

[Fredrik Lundh]

Guido van Rossum wrote:

> > from OPAL.Modules.Financial.Reports.COGS import generate, webOptions,
> >                                                 normalize, row_ops,
> >                                                 summary
> >
> > instead of:
> >
> > from OPAL.Modules.Financial.Reports.COGS import generate, webOptions, \
> >                                                 normalize, row_ops,   \
> >                                                 summary
> >
> >
> > This has been a minor nit that bothers just under the threshold of fixing it
> > myself.  ;)
>
> I guess this could be implemented by allowing [NEWLINE] after the
> comma in the grammar.
>
> But I'm -0 on this change; I fear that someone accidentally adding a
> trailing comma (or leaving it in after some rearrangements) will be
> very puzzled at the syntax error that comes somewhere in the middle of
> the next statement:
>
>   from foo import bar,
>
>   bufsize = 12
>           ^syntax error

you could require parentheses:

    from OPAL.Modules.Financial.Reports.COGS import (
        generate, webOptions, normalize, row_ops,
        summary
    )

(after all, from-import is a kind of assignment, and "a, b = c" is
the same thing as "(a, b) = c"...)

</F>