Asked by: Haider Grothuysen
asked in category: General Last Updated: 1st March, 2020

How do I restart a python kernel?

You can restart your Jupyter Kernel by simply clicking Kernel > Restart from the Jupyter menu. Note: This will reset your notebook and remove all variables or methods you've defined! Sometimes you'll notice that your notebook is still hanging after you've restart the kernel.

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Then, how do you restart a kernel?

To restart the kernel (i.e. the computational engine), click on the menu Kernel -> Restart. This can be useful to start over a computation from scratch (e.g. variables are deleted, open files are closed, etc…).

Likewise, what is reboot kernel? Restart: Stops the kernel and starts it again. This option causes you to lose all the variable data. However, in some cases, this is precisely what you need to do when the environment has become dirty with old data. Restart & Clear Output: Stops the kernel, starts it again, and clears all the existing cell outputs.

One may also ask, how do I restart IPython?

Then Consoles (menu bar) -> Restart Consoles. or you can use CTRL+. which is a shortcut key to restart the console. IPython Qt-console has a reset kernel feature.

What is a kernel in Python?

A 'kernel' is a program that runs and introspects the user's code. IPython includes a kernel for Python code, and people have written kernels for several other languages. When IPython starts a kernel, it passes it a connection file. See Making simple Python wrapper kernels for details.

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