Installing collected packages: pip Attempting uninstall: pip Found existing installation: pip 20.2.2 Uninstalling pip-20.2.2: ERROR: Could not install packages due to an EnvironmentError: [WinError 5] 拒绝访问。: 'f:\\anaconda\\scripts\\pip.exe' Consider using the `--user` option or check the permissions. Script file 'F:\Anaconda\Scripts\pip-script.py' is not present.