pysemver command not found

In this troubleshooting guide we learn how to fix pysemver command not found error message

Introduction

When you run more command in linux terminal / console, you get the following error message

pysemver: command not found

or when using sudo you get the following error message

sudo: pysemver: command not found

Solutions to pysemver: command not found

How To Fix pysemver: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu pysemver is provided by python3-semver package.

python3-semver is:

This Python module helps to compare versions as noted at http://semver.org/. The system is like this: given a version number MAJOR.MINOR.PATCH, increment the:

  • MAJOR version when you make incompatible API changes,
  • MINOR version when you add functionality in a backwards-compatible manner,
  • PATCH version when you make backwards-compatible bug fixes.

Additional labels for pre-release and build metadata are available as extensions to the MAJOR.MINOR.PATCH format.

This package contains the Python 3.x module.

To fix this problem, we can install more using the command below.

sudo apt-get -y install python3-semver

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install python3-semver.

sudo apt -y install python3-semver

Or if you have aptitude installed you can use the following command.

sudo aptitude install python3-semver

Summary

In this tutorial we learn how to fix pysemver command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.