python - Updating selenium through 'sudo pip install -U selenium' fails -

i'm trying update selenium through sell command: sudo pip install -u selenium

but i'm getting output:

    exception: traceback (most recent call last):   file "/library/python/2.7/site-packages/pip/basecommand.py", line 209, in main     status = self.run(options, args)   file "/library/python/2.7/site-packages/pip/commands/install.py", line 317, in run     prefix=options.prefix_path,   file "/library/python/2.7/site-packages/pip/req/req_set.py", line 732, in install     **kwargs   file "/library/python/2.7/site-packages/pip/req/req_install.py", line 835, in install     self.move_wheel_files(self.source_dir, root=root, prefix=prefix)   file "/library/python/2.7/site-packages/pip/req/req_install.py", line 1030, in move_wheel_files     isolated=self.isolated,   file "/library/python/2.7/site-packages/pip/wheel.py", line 376, in move_wheel_files     clobber(source, dest, false, fixer=fixer, filter=filter)   file "/library/python/2.7/site-packages/pip/wheel.py", line 315, in clobber     ensure_dir(destdir)   file "/library/python/2.7/site-packages/pip/utils/__init__.py", line 83, in ensure_dir     os.makedirs(path)   file "/system/library/frameworks/python.framework/versions/2.7/lib/python2.7/os.py", line 150, in makedirs     makedirs(head, mode)   file "/system/library/frameworks/python.framework/versions/2.7/lib/python2.7/os.py", line 150, in makedirs     makedirs(head, mode)   file "/system/library/frameworks/python.framework/versions/2.7/lib/python2.7/os.py", line 150, in makedirs     makedirs(head, mode)   file "/system/library/frameworks/python.framework/versions/2.7/lib/python2.7/os.py", line 157, in makedirs     mkdir(name, mode) oserror: [errno 1] operation not permitted: '/system/library/frameworks/python.framework/versions/2.7/selenium' 

someone familiar problem?

i don't system trying tell me line:

oserror: [errno 1] operation not permitted: '/system/library/frameworks/python.framework/versions/2.7/selenium'

i literally tried hundreds of things...

thanks million in advance.

had same problem.

this worked me: go https://pypi.python.org/pypi/selenium#downloads , download selenium-3.0.1.tar.gz.

then:

tar zxvf selenium-3.0.1.tar.gz cd selenium-3.0.1 sudo python setup.py install