Weird easy_install behavior when reinstalling
I'm getting some weird behavior for a particular package, installed from svn. To reproduce: virtualenv test-env ./test-env/bin/easy_install http://trac-hacks.org/svn/includemacro/0.11 a bunch of stuff is installed... then run: ./test-env/bin/easy_install http://trac-hacks.org/svn/includemacro/0.11 probably the first time you reinstall (and if not then, try a couple times) you get an exception like:
$ ./T2/bin/easy_install http://trac-hacks.org/svn/includemacro/0.11 Downloading http://trac-hacks.org/svn/includemacro/0.11 Doing subversion checkout from http://trac-hacks.org/svn/includemacro/0.11 to /tmp/easy_install-SiGKUf/0.11 Processing 0.11 Running setup.py -q bdist_egg --dist-dir /tmp/easy_install-SiGKUf/0.11/egg-dist-tmp-5rw1jx zip_safe flag not set; analyzing archive contents... TracIncludeMacro 2.1 is already the active version in easy-install.pth
Installed /home/ianb/src/PoachEggs/T2/lib/python2.4/site-packages/TracIncludeMacro-2.1-py2.4.egg Processing dependencies for TracIncludeMacro==2.1 Traceback (most recent call last): File "./T2/bin/easy_install", line 7, in ? sys.exit( File "/home/ianb/src/PoachEggs/T2/lib/python2.4/site-packages/setuptools-0.6c8-py2.4.egg/setuptools/command/easy_install.py", line 1671, in main with_ei_usage(lambda: File "/home/ianb/src/PoachEggs/T2/lib/python2.4/site-packages/setuptools-0.6c8-py2.4.egg/setuptools/command/easy_install.py", line 1659, in with_ei_usage return f() File "/home/ianb/src/PoachEggs/T2/lib/python2.4/site-packages/setuptools-0.6c8-py2.4.egg/setuptools/command/easy_install.py", line 1675, in <lambda> distclass=DistributionWithoutHelpCommands, **kw File "/usr/lib/python2.4/distutils/core.py", line 149, in setup dist.run_commands() File "/usr/lib/python2.4/distutils/dist.py", line 946, in run_commands self.run_command(cmd) File "/usr/lib/python2.4/distutils/dist.py", line 966, in run_command cmd_obj.run() File "/home/ianb/src/PoachEggs/T2/lib/python2.4/site-packages/setuptools-0.6c8-py2.4.egg/setuptools/command/easy_install.py", line 211, in run self.easy_install(spec, not self.no_deps) File "/home/ianb/src/PoachEggs/T2/lib/python2.4/site-packages/setuptools-0.6c8-py2.4.egg/setuptools/command/easy_install.py", line 422, in easy_install return self.install_item(None, download, tmpdir, deps, True) File "/home/ianb/src/PoachEggs/T2/lib/python2.4/site-packages/setuptools-0.6c8-py2.4.egg/setuptools/command/easy_install.py", line 478, in install_item self.process_distribution(spec, dist, deps) File "/home/ianb/src/PoachEggs/T2/lib/python2.4/site-packages/setuptools-0.6c8-py2.4.egg/setuptools/command/easy_install.py", line 518, in process_distribution distros = WorkingSet([]).resolve( File "/home/ianb/src/PoachEggs/T2/lib/python2.4/site-packages/setuptools-0.6c8-py2.4.egg/pkg_resources.py", line 529, in resolve requirements.extend(dist.requires(req.extras)[::-1]) File "/home/ianb/src/PoachEggs/T2/lib/python2.4/site-packages/setuptools-0.6c8-py2.4.egg/pkg_resources.py", line 2107, in requires dm = self._dep_map File "/home/ianb/src/PoachEggs/T2/lib/python2.4/site-packages/setuptools-0.6c8-py2.4.egg/pkg_resources.py", line 2099, in _dep_map for extra,reqs in split_sections(self._get_metadata(name)): File "/home/ianb/src/PoachEggs/T2/lib/python2.4/site-packages/setuptools-0.6c8-py2.4.egg/pkg_resources.py", line 2518, in split_sections for line in yield_lines(s): File "/home/ianb/src/PoachEggs/T2/lib/python2.4/site-packages/setuptools-0.6c8-py2.4.egg/pkg_resources.py", line 1813, in yield_lines for ss in strs: File "/home/ianb/src/PoachEggs/T2/lib/python2.4/site-packages/setuptools-0.6c8-py2.4.egg/pkg_resources.py", line 2121, in _get_metadata for line in self.get_metadata_lines(name): File "/home/ianb/src/PoachEggs/T2/lib/python2.4/site-packages/setuptools-0.6c8-py2.4.egg/pkg_resources.py", line 1140, in get_metadata_lines return yield_lines(self.get_metadata(name)) File "/home/ianb/src/PoachEggs/T2/lib/python2.4/site-packages/setuptools-0.6c8-py2.4.egg/pkg_resources.py", line 1137, in get_metadata return self._get(self._fn(self.egg_info,name)) File "/home/ianb/src/PoachEggs/T2/lib/python2.4/site-packages/setuptools-0.6c8-py2.4.egg/pkg_resources.py", line 1195, in _get return self.loader.get_data(path) zipimport.ZipImportError: bad local file header in /home/ianb/src/PoachEggs/T2/lib/python2.4/site-packages/TracIncludeMacro-2.1-py2.4.egg
I assume this is while it is trying to read TracIncludeMacro-xxx.egg/EGG-INFO/requires.txt. I've tried opening that egg with zipfile, and it works fine. This problem seems somewhat specific to TracIncludeMacro, though I can't figure out why. -- Ian Bicking : ianb@colorstudy.com : http://blog.ianbicking.org
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Ian Bicking