How to compress a folder and all of its sub directories and files into a zip file?

[could ildg]

Thanks to Brian van den Broek ,
I've just reached the doc, too.
I'm now very clear.

On 6/28/05, Brian van den Broek <bvande at po-box.mcgill.ca> wrote:
> could ildg said unto the world upon 28/06/2005 03:29:
> > but the file is just stored,
> > and not compressed.
> >
> > On 6/28/05, could ildg <could.net at gmail.com> wrote:
> >
> >>Thank you,
> >>it works~~
> >>
> >>On 6/29/05, Peter Szinek <peter at rt.sk> wrote:
> >>
> >>>Hi,
> >>>
> >>>What about this:
> >>>
> >>>import os,zipfile
> >>>from os.path import join
> >>>
> >>>
> >>>zip = zipfile.ZipFile("myzipfile.zip", 'w')
> >>>for root, dirs, files in os.walk('.'):
> >>>     for fileName in files:
> >>>         zip.write(join(root,fileName))
> >>>zip.close()
> >>>
> >>>Maybe it zips also the myzipfile.zip ;-)
> >>>Probably this is not needed, so an additional test (something like
> >>>fileName != 'myfile.zip' would be needed.
> >>>
> >>>HTH,
> >>>Peter
> >>>
> >>>could ildg wrote:
> >>>
> >>>>I want to compress a folder and all of its sub files including empty folders
> >>>>into a zip file. what's the pythonic way to do this?
> >>>>
> >>>>Thanks in advance.
> >>>
> >>>
> 
> This thread got me to read the relevant docs:
> 
> 7.18.1 ZipFile Objects
> "class ZipFile(         file[, mode[, compression]])
>      Open a ZIP file, where file can be either a path to a file (a
> string) or a file-like object. The mode parameter should be 'r' to
> read an existing file, 'w' to truncate and write a new file, or 'a' to
> append to an existing file. For mode is 'a' and file refers to an
> existing ZIP file, then additional files are added to it. If file does
> not refer to a ZIP file, then a new ZIP archive is appended to the
> file. This is meant for adding a ZIP archive to another file, such as
> python.exe. Using
> 
> cat myzip.zip >> python.exe
> 
>      also works, and at least WinZip can read such files. compression
> is the ZIP compression method to use when writing the archive, and
> should be ZIP_STORED or ZIP_DEFLATED; unrecognized values will cause
> RuntimeError to be raised. If ZIP_DEFLATED is specified but the zlib
> module is not available, RuntimeError is also raised. The default is
> ZIP_STORED."
> http://docs.python.org/lib/zipfile-objects.html
> 
> So, it would appear that compression requires a 3rd party module, not
> included in Python (and not present on my Windows box).
> 
> I'm presently filing a bug suggesting this be made a touch more
> explicit in the zlib docs.
> 
> Best to all,
> 
> Brian vdB
> 
>