The names of the Python 2 module packages are prefixed with “python2” and Python 3 modules with “python3”. Use pip to install python modules globally only if there is no rpm package for the python module.

When installing python modules globally, you should prefer installing python modules from the distribution repositories using dnf or yum because they are tested to work properly on CentOS 8. Instead, it gives the user a choice to install, configure, and run a specific Python version. By default RHEL/CentOS 8 doesn’t have an unversioned system-wide python command to avoid locking the users to a specific version of Python. Login as root user and create a user with sudo privileges.Īs you know, there are two Python versions that are being actively developed, Python 2 and Python 3.Access to VNC console in your Alibaba Cloud or SSH client installed in your PC.You should set up your server’s hostname.If you are using the domain name, remember to point your domain name to IP address of your server.If you have registered domain with any 3 rd party, you may transfer into Alibaba Cloud.But if you are willing to use IP address directly, you may skip this. Domain registration is recommended for setting up FQDN hostname of your server.To setup up your ECS for the first time, you can refer to this tutorial or quick-start guide.You can register new account and claim your free credits. If you are a new user, after payment method verification you can claim free $450 – $1300 credits.You must have added and verified your payment method.You must be registered with Alibaba Cloud.

Yum install pip3