py.test-3 command not found

Introduction

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

py.test-3: command not found

or when using sudo you get the following error message

sudo: py.test-3: command not found

Solutions to py.test-3: command not found

How To Fix py.test-3: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu py.test-3 is provided by python3-pytest package.

python3-pytest is:

This testing tool has for objective to allow the developers to limit the boilerplate code around the tests, promoting the use of built-in mechanisms such as the assert keyword.

This package provides the Python 3 module and the py.test-3 script.

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

sudo apt-get -y install python3-pytest

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

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

sudo apt -y install python3-pytest

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

sudo aptitude install python3-pytest

Summary

In this tutorial we learn how to fix py.test-3 command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.