https://blog.csdn.net/iimpact/article/details/90239193
Installation pip
redhat@redhat-PC:~$ sudo apt install python3-pip
redhat@redhat-PC:~$ sudo apt -f -y install python3-pip
pip domestic source
~ mkdir / .pip // create a directory .pip vi ~ / .pip / pip.conf // Create and modify its pip.conf file # write the following contents [ , Ltd. Free Join ] index -url = HTTPS: // Mirrors. aliyun.com/pypi/simple/ [the install] Trusted -host = mirrors.aliyun.com