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Linux上搭建Python環境

Linux上搭建Python環境

本次使用系統為centos7,預設帶有python2.7.5版本

python官網找到自己想要的python版本

https://www.python.org/ftp/python/

1:下載

[[email protected] opt]# wget https://www.python.org/ftp/python/3.7.1/Python-3.7.1.tgz

2:解壓

[[email protected] opt]# tar xf Python-3.7.1.tgz 

3:進入目錄

/usr/local目錄下建立python3.7的安裝目錄python37(避免覆蓋原python2的環境)

[[email protected] Python-3.7.1]# mkdir /usr/local/python37

4:安裝編譯工具gcc

[[email protected] Python-3.7.1]# yum install gcc gcc-c++ -y

5:配置

指定安裝路徑

[[email protected] Python-3.7.1]# ./configure --prefix=/usr/local/python37

6

編譯

make

[[email protected] Python-3.7.1]# make

7:安裝

安裝zlib工具

yum install -y zlib*

yum install -y libffi-devel(安裝3.7以上版本需要)

make install

[[email protected] Python-3.7.1]# make install

8軟連

接指向:python->python2->python2.7

接指向:python->python37->python3

操作:

rm -f /usr/bin/python

ln -s /usr/local/python37/bin/python3 /usr/bin/python37

python3.7設為預設python

ln -s /usr/bin/python37 /usr/bin/python

9測試進

安裝完成