#coding: utf-8

import os

import sys

if os.getuid() == 0:

pass

else:

print("Please use 'root' to excute this script...")

sys.exit(1)

version = raw_input('请输入你想要安装的Python版本，现在只支持3.6了，因为Python2系统自带了：')

if version == '3.6':

url = 'https://www.python.org/ftp/python/3.6.5/Python-3.6.5.tgz'

else:

print("你输入的版本号有误，请输入3.6")

sys.exit(1)

print("Install the dependency package, Please wait a few minutes...")

depcmd = "yum install wget gcc make zlib-devel readline-devel bzip2-devel ncurses-devel sqlite-deve gdbm-devel xz-devel tk-devel"

depres = os.system(depcmd)

if depres != 0:

print("The dependency package install is failed, pelease check your network!")

sys.exit(1)

cmd = 'wget ' + url

res = os.system(cmd)

if res != 0:

print("download is failed！ Please check your cmd and network!")

sys.exit(1)

command = 'tar xf Python-3.6.5.tgz'

result = os.system(command=command)

if result != 0:

os.system('rm Python-3.6.5.tgz -rf' )

print("decompression is failed~~,Please check your packages.")

sys.exit(1)

cmd = 'cd Python-3.6.5 && ./configure --prefix=/usr/local/python3.6 --enable-optimizations && make && make install'

res = os.system(cmd)

if res != 0:

print("Compile failure, try again!")

sys.exit(1)

linkcmd = "ln -s /usr/local/python3.6/bin/python3 /usr/bin/ && ln -s /usr/local/python3.6/bin/pip3 /usr/bin/"

res = os.system(linkcmd)

if res != 0:

print("The python3.6 is install sucessful...,Please python3 to test......")

sys.exit(0)