jupyter notebook change python interpreter

Опубликовано: 24 Июль 2026
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Title: Changing Python Interpreter in Jupyter Notebook: A Step-by-Step Tutorial
Introduction:
Jupyter Notebook is a powerful tool widely used for interactive computing and data analysis. One of its key features is the ability to work with multiple programming languages, with Python being the default. However, there are scenarios where you may need to switch to a different Python interpreter, for example, when using a virtual environment or a different Python version. In this tutorial, we will explore how to change the Python interpreter in a Jupyter Notebook.
Prerequisites:
Step 1: Install ipykernel
Before changing the Python interpreter, you need to make sure that the desired Python interpreter is available as a Jupyter kernel. To do this, you can install the ipykernel package using the following command in your terminal or command prompt:
Step 2: Create a new Jupyter kernel
After installing ipykernel, you need to create a new Jupyter kernel for the desired Python interpreter. This can be done using the following command, where your_environment represents the name of your virtual environment or any other identifier:
Replace your_environment with the desired name for your kernel.
Step 3: Open Jupyter Notebook
Launch Jupyter Notebook by entering the following command in your terminal or command prompt:
This will open the Jupyter Notebook interface in your default web browser.
Step 4: Select the new kernel in Jupyter Notebook
Now, your Jupyter Notebook is configured to use the selected Python interpreter.
Conclusion:
Changing the Python interpreter in Jupyter Notebook is a straightforward process, allowing you to work with different environments seamlessly. This tutorial covered the installation of ipykernel, creating a new Jupyter kernel, and selecting the desired kernel within the Jupyter Notebook interface. With these steps, you can easily switch between Python interpreters based on your project requirements.
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