1. centos74 installed after the default python2.7.5 but no pip need to install themselves:
Copy from
Https://www.cnblogs.com/rain124/p/6196053.html
Specific commands
1) wget https://pypi.python.org/packages/b8/04/be569e393006fa9a2c10ef72ea33133c2902baa115dd1d4279dae55c3b3b/ Setuptools-36.8.0.zip#md5=3ecaa938a4c95a74dfbcd6340a47c7c5
Download Setup.tools
Unzip Setuptools-36.8.0.zip
Python setup.py Install
Installation
2)
wget https://pypi.python.org/packages/11/b6/abcb525026a4be042b486df43905d6893fb04f05aac21c32c638e939e447/ Pip-9.0.1.tar.gz#md5=35f01da33009719497f01a4ba69d63c9
TAR-ZXVF pip-9.0.1.tar.gz
Python setup.py Install
Verify that the installation is complete using PIP
2. Several packages
Pip Install Builtwith
Import Builtwith
Builtwith.parse (' www.163.com ')
Return server information
Pip install Whois
Import whois
Print Whois.whois (' www.163.com ')
Displays some information.
Python PIP package installation and simple usage of several packages