[Python-Dev] posixpath module.

Fredrik Lundh Fredrik Lundh" <effbot@telia.com
Sat, 15 Jul 2000 21:22:42 +0200

alex wrote:
> Should posixpath.expandvars throw a SyntaxError if it encounters
> unbalanced curly braces?
> >>> import posixpath
> >>> posixpath.expandvars('/dir1/dir${DIR_NUM/dir2')
> '/dir1/dir${DIR_NUM/dir2'
> >>>=20

probably not; code using it might not be prepared
to handle an exception...

what does the Unix shell do in this case?

(intuitively, I'd treat ${FOO as $FOO, say:

    _varprog =3D re.compile(r'\$(\{[^{}$]*\}|{?\w+|)')

but that's me...)