Ubuntu16.04安装Python3.6及安装过程中错误解决

Ubuntu16.04默认安装了Python2.7和3.5 请注意，系统自带的python千万不能卸载！ 输入命令python 按Ctrl+D退出python命令行 输入命令sudo add-apt-repository ppa:jonathonf/python-3.6 Reading package lists... Done E: Problem executing scripts APT::

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