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Format code cells in Jupyter Notebook and JupyterLab using black.

Project description

jupyterblack

continuous-integration Python 3.8+ Checked with mypy pylint Score Code style: black Dependabot Status

pypiv

Licence CodeSize

Format code cells in Jupyter Notebook and JupyterLab using Black.

It's as simple as calling jblack

$ jblack notebook.ipynb

Install jupyterblack from the command line with pip

$ pip install jupyterblack

Usage

# Format one Jupyter file:
$ jblack notebook.ipynb

# Format multiple Jupyter files:
$ jblack notebook_1.ipynb notebook_2.ipynb [...]

# Format a directory:
$ jblack python/

# Format one Jupyter file with a line length of 70:
$ jblack -l 70 notebook.ipynb

# Show help:
$ jblack -h

Options

positional arguments:
  targets

optional arguments:
  -h, --help            show this help message and exit
  --check
  --pyi
  -l LINE_LENGTH, --line-length LINE_LENGTH
  -s, --skip-string-normalization
  -w WORKERS, --workers WORKERS
                        number of worker processes
  --show-invalid-code
  -t {py27,py33,py34,py35,py36,py37,py38} [{py27,py33,py34,py35,py36,py37,py38} ...], --target-version {py27,py33,py34,py35,py36,py37,py38} [{py27,py33,py34,py35,py36,py37,py38} ...]

Contribute

Support

If you are having issues or would like to propose a new feature, please use the issues tracker.

License

The project is licensed under the MIT license.

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