Shulou(Shulou.com)06/02 Report--

1. Install dependency packages

1) First install gcc compiler, gcc some system versions have been installed by default, through gcc --version view, not installed first install gcc, yum -y install gcc

2) Install other dependency packages,(Note: do not lack, otherwise there may be errors in installing python, Python versions below 3.7.0 can not install libffi-devel)

yum -y install zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel gdbm-devel db4-devel libpcap-devel xz-devel libffi-devel

2) Download

wget https://www.python.org/ftp/python/3.7.0/Python-3.7.0.tgz

Unzip Python-3.7.0.tgz

tar -zxvf Python-3.7.0.tgz

Create an empty folder to store Python 3 programs

mkdir /usr/local/python3

5. Execute configuration file, compile, compile and install

cd Python-3.7.0

./ configure --prefix=/usr/local/python3

make && make install

The installation is complete without any error.

7. Establish soft connection

ln -s /usr/local/python3/bin/python3.7 /usr/bin/python3

ln -s /usr/local/python3/bin/pip3.7 /usr/bin/pip3

8. Test whether Python 3 can be used

copy code

[root@instance-rupxcbi1 Python-3.7.0]# python3

Python 3.7.0 (default, Oct 28 2019, 09:09:57)

[GCC 4.8.5 20150623 (Red Hat 4.8.5-36)] on linux

Type "help", "copyright", "credits" or "license" for more information.

print("hello word")

hello word

exit()

Python 3.7.0 works fine.

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