OSX10.8 で、Pythonのbzrlib がみつからない問題 ref: http://qiita.com/hadashiA/items/8fe63889bebac7e26dda

file0.txt

$ brew install emacs --HEAD --cocoa
==> Cloning bzr://http://bzr.savannah.gnu.org/r/emacs/trunk
bzr: ERROR: Couldn't import bzrlib and dependencies.
Please check the directory containing bzrlib is on your PYTHONPATH.

Traceback (most recent call last):
  File "/usr/local/bin/bzr", line 74, in <module>
    import bzrlib
ImportError: No module named bzrlib
Error: Failure while executing: /usr/local/bin/bzr checkout --lightweight http://bzr.savannah.gnu.org/r/emacs/trunk /Library/Caches/Homebrew/emacs--bzr

file1.txt

$ sudo ln  -s /usr/local/Cellar/bazaar/2.5.1/lib/python2.7/site-packages/bzrlib /Library/Python/2.7/site-packages/bzrlib