Re: [Jython-users] Problem with Zipfile in mode "a"

[Samuele P. <ped...@bl...>]

>
> Hi,
>
> I have been trying to use zipfile.ZipFile() with mode="a" to add files to an
> archive.
>
> However when I try to perform a write, each file simply overwrites the
> previous one.
>
> I have tried exactly the same code in Python 2.2 and it works differently.
> For instance, in Jython, opening a non-existent zip file with mode="a"
> creates the file, whereas a runtime error is generated if you perform the
> same action in Python, which requires the file to be present. If I create
> the file, open it with mode="a" and write files to the archive, this works
> fine with Python.
>
> Perhaps someone out there can verify that this is indeed a bug, or perhaps I
> am doing somthing wrong.
>

it's a bug, please report it on SF, Thanks.