ModuleNotFoundError: No module named ‘pytest’ ( Solved )

Pytest is a python module that allows you to do testing by writing small tests for your functions e.t.c. If you are getting the modulenotfounderror: no module named ‘pytest’ error then this post is for you. Here you will know how to solve this ModuleNotFoundError.

What is ModuleNotFoundError?

You will mostly get this ModuleNotFoundError when the python interpreter does not find the specific module in your system. Let’s say you are getting the error ModuleNotFoundError: no module named ‘P’ then it’s clear that module P is not installed in your system.

Why are you getting modulenotfounderror: no module named ‘pytest’ Error?

There can be any reasons for not getting this moduleneotfounderror. The most common is that the pytest module is not installed in your system. If you try to import pytest in your python code then you will get the ModuleNotFoundError.

import pytest


ModuleNotFoundError: No module named 'pytest'

Another cause for this error is that the python path for the pytest module is not set. In the next section, you will know how to solve it.

Solution of no module named ‘pytest’ Error

Solution 1: Install the Pytest module

The first solution to remove this modulenotfounderror is to install the pytest module in your system using the pip command. If your python version is 3. xx then use pip3 and if it is 2. xx then use the pip command.

Python 3. xx

pip3 install pytest

Python 2. xx

pip install pytest

If you doing your project using anaconda then you will install pytest using the conda command.

conda install -c conda-forge pytest

Now, if you import the pytest module, you will not get the modulenotfounderror: no module named ‘pytest’ error.

Solution 2: Add a path for Pytest

If the pytest module is already installed in your system and you are getting ModuleNotFoundError then try to add the path for the pytest to the python path. To do so you have to run the below command in your terminal.

export PYTHONPATH=/path/to/pytest

Once you have done it you will not get the error when you import the pytest module.


Pytest allows you to do testing for your functions using tests and cases. If you are getting ModuleNotFoundError for this module then try to solve using the above solutions. First, try to install the pytest module to solve this error. And if you have already installed it then set the path of the pytest module to the python path.

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