py2exe and CD-ROM ISO Level 1
Werner Merkl
werner_DOT_merkl_ at _fujitsu_DASH_siemens.com
Fri Oct 29 06:47:41 EDT 2004
Thomas Heller wrote:
> Werner Merkl <werner_DOT_merkl_ at _fujitsu_DASH_siemens.com> writes:
>
>
>>Hi,
>>
>>I recompiled my application as a console program and got following
>>error message:
>>
>>-----------------------------------------------------------------------
>>Microsoft Windows XP [Version 5.1.2600]
>>(C) Copyright 1985-2001 Microsoft Corp.
>>
>>C:\>e:\AUTORUN.EXE
>>Traceback (most recent call last):
>> File "D:\PROGS\Python23\lib\site-packages\py2exe\boot_common.py",
>> line 69, in ?
>> import linecache
>>zipimport.ZipImportError: can't decompress data; zlib not available
>>Traceback (most recent call last):
>> File "AutoRun.py", line 54, in ?
>>zipimport.ZipImportError: can't decompress data; zlib not available
>>-----------------------------------------------------------------------
>>
>>so I removed "compressed": 1, from setup.py and it WORKS!!!
>
>
> Great!
>
>
>>This seems to be a bug in py2exe ????
>
>
> The zlib module is the only one that is imported with the standard
> mechanism, since it is imported when a zipfile is added to sys.path.
> So, when it's filename has the wrong case the import will fail, and the
> only solution would be to set PYTHONCASEOK=1 before. Unfortunately,
> this cannot be done somewhere in your Pythoncode, because it's too late
> then. So, if you insist on 'compressed': 1 (but why would you?) the
> only solution that I see is to add
> _putenv("PYTHONCASEOK=1");
> to the source file start.c, somewhere in the init_with_instance
> function, near line 135, and rebuild py2exe.
>
> Thomas
Thank you very much for you explanation. I think, I will not use
compressed in future (normally there is enough space on a DVD or
even on a CD ;-).
regards
Werner
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