Wie kann ich dieses Problem bezüglich der Aktualisierung von Pip auf Ubuntu 16.04 lösen?

Question

Hier ist, was happened.I sogar versucht Pip zu entfernen, aber es zeigt die gleiche problem.My Python-Version 2.7.12 dieses

saikat@saikat:~$ pip install --upgrade pip 
Collecting pip 
    Using cached pip-9.0.1-py2.py3-none-any.whl 
Installing collected packages: pip 
    Found existing installation: pip 8.1.2 
    Uninstalling pip-8.1.2: 
Exception: 
Traceback (most recent call last): 
    File "/usr/local/lib/python2.7/dist-packages/pip/basecommand.py", line 215, in main 
    status = self.run(options, args) 
    File "/usr/local/lib/python2.7/dist-packages/pip/commands/install.py", line 317, in run 
    prefix=options.prefix_path, 
    File "/usr/local/lib/python2.7/dist-packages/pip/req/req_set.py", line 736, in install 
    requirement.uninstall(auto_confirm=True) 
    File "/usr/local/lib/python2.7/dist-packages/pip/req/req_install.py", line 742, in uninstall 
    paths_to_remove.remove(auto_confirm) 
    File "/usr/local/lib/python2.7/dist-packages/pip/req/req_uninstall.py", line 115, in remove 
    renames(path, new_path) 
    File "/usr/local/lib/python2.7/dist-packages/pip/utils/__init__.py", line 267, in renames 
    shutil.move(old, new) 
    File "/usr/lib/python2.7/shutil.py", line 303, in move 
    os.unlink(src) 
OSError: [Errno 13] Permission denied: '/usr/bin/pip' 
You are using pip version 8.1.2, however version 9.0.1 is available. 
You should consider upgrading via the 'pip install --upgrade pip' command. 

Answer 1

versuchen ist.

wget https://pypi.python.org/packages/e7/a8/7556133689add8d1a54c0b14aeff0acb03c64707ce100ecd53934da1aa13/pip-8.1.2.tar.gz 
tar -xzvf pip-8.1.2.tar.gz 
cd pip-8.1.2 
sudo python setup.py install 

Es sollte