title: Mavericks Python 3.4 pip install error
body: <p>Trying to install pip and I get this error
  following <a href="https://github.com/Homebrew/homebrew/wiki/Homebrew-and-Python" rel="nofollow">https://github.com/Homebrew/homebrew/wiki/Homebrew-and-Python</a></p>
  
  <pre><code>Sumners-MacBook-Pro:Downloads Sumner$ python get-pip.py
  Downloading/unpacking pip
    Downloading pip-1.5.4-py2.py3-none-any.whl (1.2MB): 1.2MB downloaded
  Installing collected packages: pip
  Cleaning up...
  Exception:
  Traceback (most recent call last):
    File "/var/folders/l6/0vw_83pn3kq52x2wjhkmns2r0000gn/T/tmpAovvNy/pip.zip/pip/basecommand.py", line 122, in main
      status = self.run(options, args)
    File "/var/folders/l6/0vw_83pn3kq52x2wjhkmns2r0000gn/T/tmpAovvNy/pip.zip/pip/commands/install.py", line 279, in run
      requirement_set.install(install_options, global_options, root=options.root_path)
    File "/var/folders/l6/0vw_83pn3kq52x2wjhkmns2r0000gn/T/tmpAovvNy/pip.zip/pip/req.py", line 1380, in install
      requirement.install(install_options, global_options, *args, **kwargs)
    File "/var/folders/l6/0vw_83pn3kq52x2wjhkmns2r0000gn/T/tmpAovvNy/pip.zip/pip/req.py", line 664, in install
      self.move_wheel_files(self.source_dir, root=root)
    File "/var/folders/l6/0vw_83pn3kq52x2wjhkmns2r0000gn/T/tmpAovvNy/pip.zip/pip/req.py", line 894, in move_wheel_files
      pycompile=self.pycompile,
    File "/var/folders/l6/0vw_83pn3kq52x2wjhkmns2r0000gn/T/tmpAovvNy/pip.zip/pip/wheel.py", line 202, in move_wheel_files
      clobber(source, lib_dir, True)
    File "/var/folders/l6/0vw_83pn3kq52x2wjhkmns2r0000gn/T/tmpAovvNy/pip.zip/pip/wheel.py", line 189, in clobber
      os.makedirs(destsubdir)
    File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/os.py", line 157, in makedirs
      mkdir(name, mode)
  OSError: [Errno 13] Permission denied: '/Library/Python/2.7/site-packages/pip'
  
  Storing debug log for failure in /Users/Sumner/Library/Logs/pip.log
  </code></pre>