Glob returning an empty list when passed a variable

[Steve Holden]

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'
  >>>

Since it appears non-operative in the case of strings I'd be tempted to 
leave it out, though my original post was triggered by my surprise that 
I'd not seen the feature before. There are no limits to my ignorance :)

regards
  Steve
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