how to resolve Windows pathnames into cygwin ones

[Reedick, Andrew]

> -----Original Message-----
> From: python-list-bounces+jr9445=att.com at python.org [mailto:python-
> list-bounces+jr9445=att.com at python.org] On Behalf Of
mgierdal at gmail.com
> Sent: Friday, January 18, 2008 11:11 AM
> To: python-list at python.org
> Subject: how to resolve Windows pathnames into cygwin ones
> 
> I am looking for a function to resolve 'F:/foo/bar' into '/cygdrive/f/
> foo/bar'. I get the original dirpath from tkFileDialog.askdirectory in
> a Windows form and none of os.path.* functions seem to resolve it to a
> cygwin form. Rather they _append_ it to the current directory,
> resulting at best in a monster '/cygdrive/c/whatever/f/foo/bar'.
> It's all being developed under cygwin currently (so it is a kind of
> mixed environment), but I would like the fix to work correctly in any
> environment.
> 

Firstly, '/cygdrive' is overrated.  Cygwin will accept:  'ls c:\\foo'
and 'ls c:/foo'


s= 'f:\\foo\\bar'

print re.sub(r'\\', '/', s)

m = re.match('^(.):(.*)$', s)
print '/cygdrive/' + m.group(1) + re.sub(r'\\', '/', m.group(2))

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