Once the installation is done, python command will use Python 3.x binary. Python-is-python3 provides neither a command-line interface nor GUI, all you need to do is install it onto your system by running the following command: sudo apt- get install python-is-python3 -y Code language: JavaScript ( javascript )

Having a dedicated package to make a symlink or a set of symlinks is considerably simpler than having a guide explaining how to create and manage the symlink manually.Īnd if you like the idea of having a dedicated package for making symlinks, there is a package similar to python-is-python3 python-is-python2. For example, a server setup script might have a long list of apt packages that an application needs to be installed, and can simply include python-is-python3 in that list. The power of package managers comes in their flexibility to do simple things like this in a unified way. Linux distributions are extremely complex systems consist of many simple components that does their own things. The package simply points python command (and binary path) to Python 3.ĭoes python-is-python3 really just create a single symlink? You may wonder why introducing a separate package for such a bare bone purpose. That’s where python-is-python3 package comes into play. But a lot of them still expect python to be Python 2.x, renders the program unusable on Ubuntu 20.04 and later.

Newer versions of popular software acknowledge this change and update their code accordingly, so that the programs does not accidentally run Python 3 code in Python 2.x, which leads to errors. Because of that, python command now points to Python 3. Only Python 3 is shipped with the OS out of the box. On Ubuntu 20.04 onwards, the developers removed and modified the legacy source code so that Python 2 can be removed. Python 2 can be called by running python in a terminal, while python3 is the alias for Python 3. On Ubuntu version 18.10 and older, both Python 2 and Python 3 was shipped with the OS. 4 Fix python-is-python3 command not found python-is-python3 on Ubuntu

Install python 2 ubuntu