[Tutor] Zipfile and File manipulation questions.

[Chris Hengge]

Correction... The first comment I just realised I needed "\\" to make it
work.. so that issue is gone..

On 10/14/06, Chris Hengge <pyro9219 at gmail.com> wrote:
>
> I was using afile.split("/"), but I'm not sure how to impliment it...
>
> if "/" in afile: (for some reason I can't add 'or "\" in afile' on this
> line)
>                 outfile = open(afile, 'w') # Open output buffer for
> writing. (to open the file, I can't split here)
>                 outfile.write(zfile.read(afile)) # Write the file. (
> zfile.read(afile)) wont work if I split here...)
>                 outfile.close() # Close the output file buffer.
>
> On 10/14/06, Kent Johnson <kent37 at tds.net> wrote:
> >
> > Chris Hengge wrote:
> > > Ok, last problem with this whole shebang...
> > >
> > > When I write the file from the zip, if it is in a subfolder, it will
> > > error..
> > > The code below will detect if the file in contained inside a directory
> >
> > > in the zip, but I just want it to write it like it wasn't.
> > > Another words
> > >
> > > Zipfile.zip looks like this
> > > file.ext
> > > file2.ext
> > > folder/
> > >         anotherfile.ext
> > >
> > > file.ext extracts fine, file2.ext extracts file.. but it see's the
> > last
> > > file as folder/anotherfile.ext and it can't write it.. I tried to
> > figure
> > > out how to use .split to get it working right.. but I'm not having any
> >
> > > luck.. Thanks.
> > >
> > > for afile in zfile.namelist(): # For every file in the zip.
> > >         # If the file ends with a needed extension, extract it.
> > >         if afile.lower().endswith('.cap') \
> > >         or afile.lower().endswith('.hex') \
> > >         or afile.lower().endswith('.fru') \
> > >         or afile.lower().endswith('.cfg'):
> > >             if afile.__contains__("/"):
> >
> > This should be spelled
> >    if "/" in afile:
> >
> > __contains__() is the method used by the python runtime to implement
> > 'in', generally you don't call double-underscore methods yourself.
> >
> > I think you want
> >    afile = afile.rsplit('/', 1)[-1]
> >
> > that splits afile on the rightmost '/', if any, and keeps the rightmost
> > piece. You don't need the test for '/' in afile, the split will work
> > correctly whether the '/' is present or not.
> >
> > If you are on Windows you should be prepared for paths containing \ as
> > well as /. You can use re.split() to split on either one.
> >
> > Kent
> > >                 outfile = open(afile, 'w') # Open output buffer for
> > > writing.
> > >                 outfile.write(zfile.read(afile)) # Write the file.
> > >                 outfile.close() # Close the output file buffer.
> > >             else:
> > >                 outfile = open(afile, 'w') # Open output buffer for
> > > writing.
> > >                 outfile.write(zfile.read(afile)) # Write the file.
> > >                 outfile.close() # Close the output file buffer.
> >
> >
> >
>
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