ubuntu：apt-get install gcc zlib* openssl openssl-dev debian ：apt -y install gcc make zlib1g-dev libffi-dev libssl-dev libffi-dev libssl-dev Centos ：yum -y install gcc zlib* openssl openssl-devel tar -zxvf Python-3.5.2.tgz ./configure --prefix=/usr/local/python3.5 make all make install && make clean && make distclean mv /usr/bin/python /usr/bin/python2.7.5 ln -s /usr/local/python3.5/bin/python3 /usr/bin/python ln -s /usr/local/python3.5/bin/pip3 /usr/bin/pip