report error when a kernel magic is not available - Githubissues

nteract / pick

⛏ Customize your kernels on Launch!

BSD 3-Clause "New" or "Revised" License

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report error when a kernel magic is not available #19

Closed rgbkrk closed 4 years ago

rgbkrk commented 4 years ago

This includes several new functions to make this easier to put together:

_publish_error - publishes an error message on iopub
_publish_execute_reply_error - respond with an execute reply in error state
subkernels.list_subkernels - list all the subkernels

When a user tries to use a kernel that isn't installed (or if they have a typo), they get a message like this:

## There is no kernel magic named `pyspark`

These are the available kernels:

* `%%kernel.ipykernel`

Which renders like so: