【问题标题】:permission denied on MacMac 上的权限被拒绝
【发布时间】:2021-09-04 23:09:39
【问题描述】:

我想将我在 Mac 上的 Python 的默认版本从 Python2 更改为 Python3。但是,当我尝试这样做时,它说权限被拒绝。这是我尝试过的:

ls -l /usr/local/bin/python*

输出是:

lrwxr-xr-x  1 root  wheel  69 Jun 21 10:41 /usr/local/bin/python3 -> ../../../Library/Frameworks/Python.framework/Versions/3.9/bin/python3
lrwxr-xr-x  1 root  wheel  76 Jun 21 10:41 /usr/local/bin/python3-config -> ../../../Library/Frameworks/Python.framework/Versions/3.9/bin/python3-config
lrwxr-xr-x  1 root  wheel  71 Jun 21 10:41 /usr/local/bin/python3.9 -> ../../../Library/Frameworks/Python.framework/Versions/3.9/bin/python3.9
lrwxr-xr-x  1 root  wheel  78 Jun 21 10:41 /usr/local/bin/python3.9-config -> ../../../Library/Frameworks/Python.framework/Versions/3.9/bin/python3.9-config

然后,我尝试了:

ln -s -f /usr/local/bin/python3.9 /usr/local/bin/python

然而,这就是出现的情况:

ln: /usr/local/bin/python: Permission denied

我应该如何解决这个问题?

【问题讨论】:

    标签: python macos permissions version default


    【解决方案1】:

    要更改默认版本,您只需在终端中键入以下命令:

    alias python=python3
    

    【讨论】:

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