No module named psycopg2 Error : Methods to Fix

PostgreSQL database is the most used SQL database. Psycopg2 is the most popular PostgreSQL database adapter for the Python programming language. Using it you can connect, update, insert, more efficiently on your database. However, sometimes many programmers find no module named psycopg2 error. And in this entire tutorial, you will know how to fix no module named psycopg2.

Why No module named psycopg2 error comes?

Most of the time this error comes when you have not properly installed the psycopg3 in your system. For example, if I type the following code and run it will get the No module named psycopg2 error.

import psycopg2

You will get the following error when you run the code.

ModuleNotFoundError: no module named "psycopg2 "

Methods to Fix the psycopg2 error

Now the questions come about how to fix this error. There are many methods to fix it and it depends upon your system.

Method 1: Install the psycopg2-binary

The first method that can solve this error is to install psycopg2-binary instead of psycopg2. You can install it using the pip command.

For python 2.xx version

pip install psycopg2-binary

For python 3.xx version

pip3 install psycopg2-binary

It will successfully install the module and now you will run the code then you will not get the No module named psycopg2 error.

Note: To check the python version on your system run the below command on your system terminal.

python --version
Checking the version of python on windows
Checking the version of python on windows


Method 2: Update the pip command

Sometimes you are unable to install psycopg2 due to the corrupted or outdated pip command.  To fix the error you have to install or update the pip command.

The pip command comes with the python. But in case you want to install it then you will use the following command. But before that, you have to download the After that go to the downloaded directory and Copy the below command and run the python file on your terminal.


It will successfully install the pip package on your system. Now using it install the psycopg2. It will successfully remove the No module named psycopg2 error.

These are the two popular methods to solve the No module  psycopg2 error. I hope using this tutorial you have solved the issue. Even if the issue remains then you can contact us for more help.

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