[tahoe-lafs-trac-stream] [tahoe-lafs] #2104: pip install . confused by _trial_temp

[tahoe-lafs]

#2104: pip install . confused by _trial_temp
-----------------------------------+---------------------------
 Reporter:  nejucomo               |          Owner:
     Type:  defect                 |         Status:  new
 Priority:  normal                 |      Milestone:  undecided
Component:  packaging              |        Version:  1.10.0
 Keywords:  pip install packaging  |  Launchpad Bug:
-----------------------------------+---------------------------
 For some reason `pip install .` in a new virtualenv, with a dirty working
 directory does a lot of useless work and gets confused by `_trial_temp`.

 It should ignore `_trial_temp`.

 Here's a transcript:

 {{{
 $ pip install .
 Unpacking /home/n/sandbox/lafs-tools/tahoe-lafs
 Cleaning up...
 Exception:
 Traceback (most recent call last):
   File "/home/n/virtualenvs/tahoe-summit/local/lib/python2.7/site-
 packages/pip/basecommand.py", line 134, in main
     status = self.run(options, args)
   File "/home/n/virtualenvs/tahoe-summit/local/lib/python2.7/site-
 packages/pip/commands/install.py", line 236, in run
     requirement_set.prepare_files(finder, force_root_egg_info=self.bundle,
 bundle=self.bundle)
   File "/home/n/virtualenvs/tahoe-summit/local/lib/python2.7/site-
 packages/pip/req.py", line 1092, in prepare_files
     self.unpack_url(url, location, self.is_download)
   File "/home/n/virtualenvs/tahoe-summit/local/lib/python2.7/site-
 packages/pip/req.py", line 1234, in unpack_url
     return unpack_file_url(link, loc)
   File "/home/n/virtualenvs/tahoe-summit/local/lib/python2.7/site-
 packages/pip/download.py", line 420, in unpack_file_url
     shutil.copytree(source, location)
   File "/usr/lib/python2.7/shutil.py", line 208, in copytree
     raise Error, errors
 Error: [('/home/n/sandbox/lafs-tools/tahoe-
 lafs/_trial_temp/cli/Cp/dangling_symlink_vs_recursion/dir/link',
 '/home/n/tmp/pip-hm4RZH-
 build/_trial_temp/cli/Cp/dangling_symlink_vs_recursion/dir/link', "[Errno
 2] No such file or directory: '/home/n/sandbox/lafs-tools/tahoe-
 lafs/_trial_temp/cli/Cp/dangling_symlink_vs_recursion/dir/link'"),
 ('/home/n/sandbox/lafs-tools/tahoe-
 lafs/_trial_temp/allmydata.test.test_cli/Backup/test_ignore_symlinks/jCgDjH/home/foo2.txt',
 '/home/n/tmp/pip-hm4RZH-
 build/_trial_temp/allmydata.test.test_cli/Backup/test_ignore_symlinks/jCgDjH/home/foo2.txt',
 "[Errno 2] No such file or directory: '/home/n/sandbox/lafs-tools/tahoe-
 lafs/_trial_temp/allmydata.test.test_cli/Backup/test_ignore_symlinks/jCgDjH/home/foo2.txt'")]

 Storing complete log in /home/n/.pip/pip.log
 }}}

-- 
Ticket URL: <https://tahoe-lafs.org/trac/tahoe-lafs/ticket/2104>
tahoe-lafs <https://tahoe-lafs.org>
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