1.0.4

Bugs Fixed

• fix: extend cursor_start fix to magic get_completions (issue #432 follow-up)
  • PR: #437

Maintenance and upkeep improvements

• chore: pre-commit autoupdate
  • PR: #435

Dependency updates

• Bump github/codeql-action from 4.35.1 to 4.35.2 in the actions group
  • PR: #436

1.0.3

Bugs Fixed

• Fix path tab completion erasing line when cursor is on / or -
  • PR: #433

Maintenance and upkeep improvements

• Set PYTHON_BASIC_REPL="1" for two new test
  • PR: #424
• Fix CI skip conditions in tests.yml
  • PR: #425
• chore: pre-commit autoupdate
  • PR: #426
• chore: pre-commit autoupdate
  • PR: #427
• chore: pre-commit autoupdate
  • PR: #429
• chore: pre-commit autoupdate
  • PR: #430
• Add test-manual recipe and graceful kernel shutdown on exit
  • PR: #434

Dependency updates

• Bump the actions group with 3 updates
  • PR: #428
• Bump the actions group with 3 updates
  • PR: #431

1.0.2

Bugs Fixed

• Fix sdist test collection failure for dragon.py
  • PR: #423

1.0.1

Bugs Fixed

• Process backspaces in output to fix test on groff-1.23.0
  • PR: #422

Documentation improvements

• Clean up the 1.0 changelog
  • PR: #419

Maintenance and upkeep improvements

• Speed up CI test suite on non-Linux platforms
  • PR: #420
• Fix dry_run handling in publish job for scheduled runs
  • PR: #421

1.0.0

Highlights

MetaKernel 1.0 is a major modernization release with numerous bug fixes, new features, improved CI/CD, and refreshed
documentation.

New Features

• DisplayData() for raw MIME bundle display (#211)
• schedule_display_output() for pushing messages to frontends outside of execution (#382)
• %lsmagic -v for magic load debugging (#366)
• kernel_javascript support — write kernel.js during kernelspec install (#378)
• JupyterHub deployment docs and cross-origin regression tests (#196, #386)

Bug Fixes

• execute_reply now reports error status when do_execute_direct raises (#175) — previously errors were silently
  swallowed with an 'ok' status
• %px / %px errors now surface as proper error messages (#61)
• %%tutor no longer loads all iframes immediately (#68) — only the active frame loads
• %jigsaw cross-origin errors fixed and button functionality restored (#375), plus fix for saving files when workspace
  path includes a subdirectory (#167)
• %%python display() routed to wrong kernel — fixed (#371)
• %activity magic showed wrong results on repeated "Results" clicks (#240) — fixed
• ipywidgets Output context manager now works with MetaKernel (#365)
• shell_magic load failure on Windows — fixed via lazy-initializing the shell process (#364)
• prompt_change_cmd stored unformatted template (#359) — fixed
• REPLWrapper encoding parameter added to fix startup hang on Windows (#171)
• REPLWrapper waits for any output instead of default prompt on startup (#357), and clears PS0 in bash wrapper (#356)
• REPLWrapper args parameter added to support executable paths with spaces (#377)

Documentation

• Switched from Sphinx to MkDocs (#358)
• Added debugging section to new-kernel docs (#362)
• Included magics README in docs (#367)
• Added Binder support for interactive examples (#361)

CI/CD & Project Infrastructure

• Migrated build system from uv to Poetry 2.3 (#411)
• Bumped minimum dependency versions to 2023+ releases (#392)
• Refactored CI into composite actions; added release/publish workflows (#395)
• Migrated local actions to calysto/maintainer_tools (#414)
• Added example notebook CI via run_notebooks.sh (#363)
• Added ruff S (flake8-bandit) security checks (#383)
• Added validate-pyproject lint hook (#390)
• Added GitHub issue templates and PR template (#384, #376)
• Added codecov configuration (#381)
• Added pre-commit auto-update workflow (#394)
• Removed virtualenv pins from example kernels (#355)

1.0.0rc6

Maintenance and upkeep improvements

• Change version to 1.0.0rc2
  • PR: #409
• Disable attestations for PyPI publish step
  • PR: #410
• Migrate from uv to Poetry 2.3
  • PR: #411
• Release tooling: bump to 1.0.0rc4, improve version validation and bump_dev script
  • PR: #412
• Fix release job crash when dev version bump is a no-op
  • PR: #413
• Migrate local actions to calysto/maintainer_tools
  • PR: #414

1.0.0rc5

Maintenance and upkeep improvements

• Change version to 1.0.0rc2
  • PR: #409
• Disable attestations for PyPI publish step
  • PR: #410
• Migrate from uv to Poetry 2.3
  • PR: #411
• Release tooling: bump to 1.0.0rc4, improve version validation and bump_dev script
  • PR: #412
• Fix release job crash when dev version bump is a no-op
  • PR: #413

1.0.2rc1

Maintenance and upkeep improvements

• Skip dev version bump for pre-release versions
  • PR: #408

1.0.1rc1

Maintenance and upkeep improvements

• Fix release workflow: build package from release tag
  • PR: #407

1.0.0rc4

Maintenance and upkeep improvements

• Change version to 1.0.0rc2
  • PR: #409
• Disable attestations for PyPI publish step
  • PR: #410