nbstripout

• Preserve Windows CRLF file endings in output file (#202)
• Prevent BrokenPipeError when flushing the output (@blaketastic2, #203)
• README: update usage instructions for git-filter-repo (@fztrevisan, #201)
• README: add note about argument quoting for pre-commit hook (#119).
• Use ruff for code formatting
• Add type annotations

Full Changelog: 0.8.1...0.8.2

• In dry run mode, only print output if there would have been a change (#152).
• Declare git filter to be required when installing, such that it must succeed (#191).

• Adds --verify flag, similar to --dry-run but returning 1 if any
  affected files would have changed (@jspaezp, #153, #195).
• Adds script to apply nbstripout retroactively using git-filter-repo to
  README (@LunarLanding @tokleine, #194 #197).
• Documents nbstripout on all files in the current directory and
  subdirectories recursively (#127).
• Accepts notebooks without nbformat version specified.
• Improves test coverage.

• Fix regression where input file was truncated before reading (#190).

• Drop support for Python 3.7 (end of life 2023-06-27), require Python 3.8.
• Add support for Python 3.12.
• Drop backwards compability with IPython.nbformat for IPython <4.
• Rename cell ids to be sequential by default. Disable by passing --keep-id (@JasonJooste, #184).
• Improve documentation for notebook and cell metadata stripping (#187).
• Switch from pytest-flake8 to pytest-ruff.
• Convert all text assets from rST to Markdown format.

• Add --python option for nbstripout --install to allow overriding the Python interpreter specified in .git/config (@nobodyinperson, #181, #182)
• Add option --keep-metadata-keys to keep specific metadata keys that are stripped by default (@davidxia, #177, #78)
• Replace Cram as test runner for integration tests with a custom framework which also supports testing on Windows (@arobrien, #176, #178)
• Use SystemExit instead of sys.exit and do not exit from functions (@janosh, #173)

• Removed setup_requires and tests_require and no longer rely on pytest-runner for test execution but invoke pytest directly (#168)

• Support for stripping init cells (@Pugio, #157)
• Added --drop-tagged-cells="some tags" option (@boun, #161)
• Renamed --strip-empty-cells to --drop-empty-cells
• Dropped support for Python 3.5, added support for Python 3.10

• Support only stripping outputs larger than a given size (cjblocker@, #135)
• Support stripping output from Zeppelin Notebooks (ankitrokdeonsns@, #130)
• Switch CI to GitHub actions (#151)
• Support attributes file without leading path component (#155)

• Add support for system wide installation, --system flag (@PLPeeters, #149)
• Use ~ instead of $HOME for config dir (#136)
• Document stripping kernelspec (#141)
• Add support for removing empty cells (#131)
• Create directory for attributes file if needed (#139)
• Add support for stripping metadata keys containing periods (@baldwint, #143)
• Strip collapsible headings by default (@rpytel1, #142)

• Python 2.7 only release, to make pip install nbstripout work in Python 2.7 (previously, this was picking up 0.3.8 which is not Python 2.7 compatible)
• Drop Python 3.4 support, add support for Python 3.7, 3.8
• Windows compatibility: "" quote Python interpreter path (#115, @fcollonval)
• Add --dry-run flag (#122)
• Support specifying keep_output as a cell tag (#117, @scottcode)

• Document Python 3 support only. Fail to install on Python 2 (#128, @casperdcl)
• Drop support for Python 3.4 (end of life 2019-03-18)
• Ignore warnings from nbformat.{read,write}
• Support nbformat 2 notebooks without cell metadata
• Add --extra-keys flag to pass extra keys to strip (#119)
• Apply pre-commit hook to files of type Jupyter

• Drop Python 2 support
• Windows compatibility: "" quote Python interpreter path (#115, @fcollonval)
• Add --dry-run flag (#122)
• Support specifying keep_output as a cell tag (#117, @scottcode)
• Improved error handling for the case where git is not installed (#124)
• Nicer error message when input file is not found
• Use universal newlines without conversion (#110, #126, @ooiM)
• Strip execution timing from cell metadata (#118)
• Document which metadata is stripped by default
• Make --global commands work outside of git repository (#123)

• Notebook-level keep_output (#112, @jonashaag)
• Fix quoting of Python path and call module entrypoint (#111, @jonashaag)
• Do not run git add in pre-commit hook (#106, @SimonBiggs)
• Troubleshooting instructions (#65)
• Exclusion instructions for folders (#104, @jraviotta)
• Only remove filter.nbstripout.{clean,smudge} on --uninstall
• Remove unnecessary filter.nbstripout.required config setting
• pre-commit configuration (#79, @Ohjeah)

• Document global installation in README (#100)
• Document how to exclude folders in README (#99)
• Expand ~ when looking up attributes file
• Add --global flag for --install / --uninstall to write the filter config to ~/.gitconfig (#98)

• Make nbstripout package executable and fix regression (#94)
• Add package docstring

• Fix WindowsError not defined on POSIX systems (#90)
• Add support for blacklisting custom metatdata fields (#92, @casperdcl)

• Distribute tests in source package (#73 #76, @jluttine)
• Fix git diff tests for newer Git versions (#74 #76, @jluttine)
• Install full path for diff.ipynb.textconv (#68 #82, @ibressler)
• Make sure sys.stdin is not None before reading from it (#68 #82, @ibressler)

• Gracefully deal with empty/malformed input #66
• Add Code of Conduct #63
• Add MANIFEST.in #64
• Document git filter-branch use case in README (#28, @belteshassar)
• Flush output when using -t (#67, @tnilanon)
• Add nbformat and setuptools >= 30 to setup_requires (#67, @tnilanon)
• Use travis_retry (#67, @tnilanon)
• Drop support for Python 3.3 (no longer supported by setuptools)

• Add option -t/--textconv to write to stdout e.g. for use as diff filter (#53, @utsekaj42)
• Flush output stream after write (#55, @reidpr)
• Add options --keep-count and --keep-output to no strip execution counts and output (#56, @jpeacock29)
• Fix shell pipeline documentation (#59, @psthomas)
• Catch WindowsError when git is not found in PATH (#62, @bdforbes)

• Support whitespace in repository paths (#47, #48, @ehoepfner)
• Also ignore collapsed and scrolled metadata (#34)
• Define NO_CONVERT for IPython <3 import (#46)

• Strip ExecuteTime metadata (#34, #39, @jdriordan)
• Fix Python 3.5 bug: open attributes file only once (#40)
• Do not add blank line at beginning of attribute file
• Strip widget state from notebook metadata (#42)

• Drop support for Python 2.6, 3.2.
• Add pip install instructions to README (#32, @oogali).
• Write trailing newline to attributes file (#36).
• Uninstall only removes ipynb filter (#37).

• If you set either the "init_cell": true or "keep_output": true in the cell metadata, then these cells will not be stripped out. The former works in conjunction with the init_cell nbextension (#17, @mforbes).
• Fix encoding for Python 2 + 3 (#11).
• Add --is-installed and --status options (#29).
• Normalise cell output style (scroll / collapsed, #30, @kdmurray91).
• Add screencast (#31).

• Use pytest-cram (#22, @mforbes).
• Add further shields to README.
• Use argparse for argument parsing.
• Add --attributes option to specify attributes file (#25).

• Python 3 compatibility (#16, #21, @boeddeker).
• Windows compatibility (#18, @tt293).
• Add support for AppVeyor (#24).

• Add __version__ and version command (#12).
• Add bumpversion config.
• Add contributing guidelines (#13).

• Use UTF8 writer for stdout (#11) and regression test (@geggo).
• Minor testing fixes.

• Add uninstall task (#8).
• Minor testing fixes.

• Add Travis CI setup (#4).
• Call decode on git_dir (#5, @michaelaye).
• Add unit tests via Cra (@mforbes).

• Only process .ipynb files unless -f flag is used (@mforbes).
• Process multiple files (@mforbes).
• Add MIT License (@mforbes).