Changes in IPython kernel¶

4.3¶

4.3.1¶

Fix Windows Python 3.5 incompatibility caused by faulthandler patch in 4.3

4.3.0¶

4.3.0 on GitHub

Publish all IO in a thread, via IOPubThread. This solves the problem of requiring sys.stdout.flush() to be called in the notebook to produce output promptly during long-running cells.
Remove refrences to outdated IPython guiref in kernel banner.
Patch faulthandler to use sys.__stderr__ instead of forwarded sys.stderr, which has no fileno when forwarded.
Deprecate some vestiges of the Big Split: - ipykernel.find_connection_file() is deprecated. Use jupyter_client.find_connection_file() instead. - Various pieces of code specific to IPython parallel are deprecated in ipykernel and moved to ipyparallel.

4.2¶

4.2.2¶

4.2.2 on GitHub

Don’t show interactive debugging info when kernel crashes
Fix handling of numerical types in json_clean
Testing fixes for output capturing

4.2.1¶

4.2.1 on GitHub

Fix default display name back to “Python X” instead of “pythonX”

4.2.0¶

Support sending a full message in initial opening of comms (metadata, buffers were not previously allowed)
When using ipython kernel install --name to install the IPython kernelspec, default display-name to the same value as --name.

4.1¶

4.1.1¶

4.1.1 on GitHub

Fix missing ipykernel.__version__ on Python 2.
Fix missing target_name when opening comms from the frontend.

4.1.0¶

add ipython kernel install entrypoint for installing the IPython kernelspec
provisional implementation of comm_info request/reply for msgspec v5.1

4.0¶

4.0 is the first release of ipykernel as a standalone package.