Glob returning an empty list when passed a variable

[MRAB]

On Feb 10, 8:32 am, Steve Holden <s... at holdenweb.com> wrote:
> Steven D'Aprano wrote:
> > On Fri, 09 Feb 2007 14:15:51 +0000, Steve Holden wrote:
>
> >> area_name_string = '*% s*' % (Area_name)
>
> >> Interesting, I never realised until now that you can have spaces between
> >> the percent sign and th format effector.
>
> > Space is one of the flags. From the docs:
>
> > The conversion flag characters are:
>
> > Flag       Meaning
> > #  The value conversion will use the ``alternate form'' (where defined
> >         below).
> > 0  The conversion will be zero padded for numeric values.
> > -  The converted value is left adjusted (overrides the "0" conversion if
> >         both are given).
> >    (a space) A blank should be left before a positive number (or empty
> >    string) produced by a signed conversion.
> > +  A sign character ("+" or "-") will precede the conversion (overrides a
> >         "space" flag).
>
> >http://docs.python.org/lib/typesseq-strings.html
>
>   >>> "% s" % 'banana'
> 'banana'
>   >>> "% s" % 1
> '1'
>   >>> "% s" % -1
> '-1'
>   >>>
>
[snip]
I've just tried it and it works for the "d" format but not the "s"
format:

>>> "%d" % 1
'1'
>>> "%+d" % 1
'+1'
>>> "% d" % 1
' 1'