我在尝试卸载 matplotlib 或升级 pip 时遇到错误。例如:
%pip install --upgrade pip
下载并安装 pip 后,它会尝试卸载旧版本。我收到错误:
You are using pip version 7.1.0, however version 8.0.2 is available.
You should consider upgrading via the 'pip install --upgrade pip' command.
Collecting pip
Downloading pip-8.0.2-py2.py3-none-any.whl (1.2MB)
100% |████████████████████████████████| 1.2MB 506kB/s
Installing collected packages: pip
Found existing installation: pip 7.1.0
Uninstalling pip-7.1.0:
Exception:
Traceback (most recent call last):
File "/Library/Python/2.7/site-packages/pip-7.1.0-py2.7.egg/pip/basecommand.py", line 223, in main
status = self.run(options, args)
File "/Library/Python/2.7/site-packages/pip-7.1.0-py2.7.egg/pip/commands/install.py", line 299, in run
root=options.root_path,
File "/Library/Python/2.7/site-packages/pip-7.1.0-py2.7.egg/pip/req/req_set.py", line 640, in install
requirement.uninstall(auto_confirm=True)
File "/Library/Python/2.7/site-packages/pip-7.1.0-py2.7.egg/pip/req/req_install.py", line 726, in uninstall
paths_to_remove.remove(auto_confirm)
File "/Library/Python/2.7/site-packages/pip-7.1.0-py2.7.egg/pip/req/req_uninstall.py", line 125, in remove
renames(path, new_path)
File "/Library/Python/2.7/site-packages/pip-7.1.0-py2.7.egg/pip/utils/__init__.py", line 314, in renames
shutil.move(old, new)
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/shutil.py", line 300, in move
rmtree(src)
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/shutil.py", line 247, in rmtree
rmtree(fullname, ignore_errors, onerror)
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/shutil.py", line 252, in rmtree
onerror(os.remove, fullname, sys.exc_info())
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/shutil.py", line 250, in rmtree
os.remove(fullname)
OSError: [Errno 13] Permission denied: '/Library/Python/2.7/site-packages/pip-7.1.0-py2.7.egg/EGG-INFO/dependency_links.txt'
如有任何指导,我们将不胜感激。
最佳答案
试试这个:sudo pip install --upgrade pip
为什么 sudo
? sudo
始终以 super 用户权限(作为 root)运行。因此 sudo 有能力执行一些特权任务,比如调用只允许 root 用户使用的系统函数。由于您收到 permission denied
错误,使用 sudo
运行相同的命令将不会请求权限,因为您是 root
关于Python 版本依赖问题 - pip uninstall,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/35329135/