On Sun, 2021-04-11 at 00:59 +0000, Vincent Pelletier wrote: > Hello, > > On Tue, 6 Apr 2021 00:17:32 +0800, Tzu-ping Chung <uranu...@gmail.com> wrote: > > If a file is not built or linked against, a dll in your wheel is essentially > > a plain data file from Python packaging’s perspective, no different from > > e.g. a text file. > > Thanks, I somehow did not get this until I saw it spelled out. > > There seems to be one catch, though: once I list the dll in > package_data, it gets copied over to build/lib*, and the same dll gets > used for all distributions, so if I build the win32 wheel first: > - plat=win_amd64 gets a 32bits dll > - plat=any gets a windows 32bits dll > so I now have to clean --all between each. > > For a text file it could make no difference (although there are the EOL > shenanigans which would arguably be platform-specific). So while I now > agree the dll should be treated by my setup.py as a "plain data file", > there is this annoying extra complication layer. > > > I believe the issue PyInstaller has with your package is that, since > > PyInstaller compiles a program into an executable, > > ctypes.util.find_library() won’t work (since there is no actual dll to > > find). If you know for sure the dll will be available, you can copy the > > binary to a temporary location (the “official” way to do this is through > > importlib.resources.path[1]), and use the path to load the dll directly > > instead. > > Thanks for the pointer, I would love to use it. Unfortunately, this > fails to install on 2.7: > with > install_requires=( > "importlib_resources<=4.0.0;python_version<'3.0'", > "importlib_resources;python_version>='3.0' and python_version<'3.7'", > ), > I get > $ ./vpy2/bin/python setup.py install > [...] > Installed /home/vincent/git/python-libusb1/vpy2/lib/python2.7/site- > packages/libusb1-1.9.2+4.g5aeb636.dirty-py2.7.egg > Processing dependencies for libusb1==1.9.2+4.g5aeb636.dirty > Searching for zipp>=0.4 > Reading https://pypi.org/simple/zipp/ > Downloading > https://files.pythonhosted.org/packages/38/f9/4fa6df2753ded1bcc1ce2fdd8046f78bd240ff7647f5c9bcf547c0df77e3/zipp-3.4.1.tar.gz#sha256=3607921face881ba3e026887d8150cca609d517579abe052ac81fc5aeffdbd76 > Best match: zipp 3.4.1 > Processing zipp-3.4.1.tar.gz > Writing /tmp/easy_install-ZDtgKM/zipp-3.4.1/setup.cfg > Running zipp-3.4.1/setup.py -q bdist_egg --dist-dir /tmp/easy_install- > ZDtgKM/zipp-3.4.1/egg-dist-tmp-GmefKD > DEPRECATION: Python 2.7 reached the end of its life on January 1st, 2020. > Please upgrade your Python as Python 2.7 is no longer maintained. pip 21.0 > will drop support for Python 2.7 in January 2021. More details about Python 2 > support in pip can be found at > https://pip.pypa.io/en/latest/development/release-process/#python-2-support pi > p 21.0 will remove support for this functionality. > DEPRECATION: Python 2.7 reached the end of its life on January 1st, 2020. > Please upgrade your Python as Python 2.7 is no longer maintained. pip 21.0 > will drop support for Python 2.7 in January 2021. More details about Python 2 > support in pip can be found at > https://pip.pypa.io/en/latest/development/release-process/#python-2-support pi > p 21.0 will remove support for this functionality. > error: find_namespace: directive is unsupported on Python < 3.3 > > The contributor who requested pyinstaller support somehow got this to > work with my archaic and unfortunately very zip-hostile > os.path.join(dirname(__file__), 'libusb-1.0.dll') > so I will be continuing with this until I finally drop 2.7 support. > > Regards, > -- > Vincent Pelletier > GPG fingerprint 983A E8B7 3B91 1598 7A92 3845 CAC9 3691 4257 B0C1 > -- > Distutils-SIG mailing list -- distutils-sig@python.org > To unsubscribe send an email to distutils-sig-le...@python.org > https://mail.python.org/mailman3/lists/distutils-sig.python.org/ > Message archived at > https://mail.python.org/archives/list/distutils-sig@python.org/message/QGADIRT27SW7B3WXTI4X2VB5EC6EYHUE/
Can you share in more detail how find_namespace is being used? Python 2.7 does not support namespace packages, I'd say you probably don't really to use them anyway, putting a __init__.py in the target package folder and using the find directive instead should solve the issue. Cheers, Filipe Laíns
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