linux上安装python3和pip----最简单的安装
安装python3和pip3:
##安装python3简明步骤 下载python3 # wget -O /opt/Python-3.6.5.tar.xz https://www.python.org/ftp/python/3.6.5/Python-3.6.5.tar.xz # tar xf /opt/Python-3.6.5.tar.xz -C /opt/ # cd /opt/Python-3.6.5 安装python3 # ./configure --prefix=/usr/local/python3.6 # make && make install 创建软连接 # ln -s /usr/local/python3.6/bin/python3.6 /usr/bin/python3 检测 # python3
注意:其实安装python3的时候,也顺带把pip一起给安装了。
创建pip的软连接
#ln -s /usr/local/python3.6/bin/pip3.6 /usr/bin/pip3
正常的话是,上面python3就安装好了,但是我的偏偏不正常,报错:ModuleNotFoundError: No module named 'readline'
如图:
此时如何解决?只需
pip3 install readline
这就真正安装好了,如图: