click-didyoumean

Enable git-like did-you-mean feature in click.

It's as simple as this:

.. code:: python

import click
from click_didyoumean import DYMGroup

@click.group(cls=DYMGroup)
def cli():
    ...

|demo|

Usage

Install this extension with pip:

.. code::

pip install click-didyoumean

Use specific did-you-mean group class for your cli:

.. code:: python

import click
from click_didyoumean import DYMGroup

@click.group(cls=DYMGroup)
def cli():
    pass

@cli.command()
def foo():
    pass

@cli.command()
def bar():
    pass

@cli.command()
def barrr():
    pass

if __name__ == "__main__":
    cli()

Or you it in a CommandCollection:

.. code:: python

import click
from click_didyoumean import DYMCommandCollection

@click.group()
def cli1():
    pass

@cli1.command()
def foo():
    pass

@cli1.command()
def bar():
    pass

@click.group()
def cli2():
    pass

@cli2.command()
def barrr():
    pass

cli = DYMCommandCollection(sources=[cli1, cli2])

if __name__ == "__main__":
    cli()

Change configuration

There are two configuration for the DYMGroup and DYMCommandCollection:

+-----------------+-------+---------+---------------------------------------------------------------------------+
| Parameter | Type | Default | Description |
+=================+=======+=========+===========================================================================+
| max_suggestions | int | 3 | Maximal number of did-you-mean suggestions |
+-----------------+-------+---------+---------------------------------------------------------------------------+
| cutoff | float | 0.5 | Possibilities that don’t score at least that similar to word are ignored. |
+-----------------+-------+---------+---------------------------------------------------------------------------+

Examples


.. code:: python

    @cli.group(cls=DYMGroup, max_suggestions=2, cutoff=0.7)
    def cli():
        pass

    ... or ...

    cli = DYMCommandCollection(sources=[cli1, cli2], max_suggestions=2, cutoff=0.7)


.. |pypi| image:: https://img.shields.io/pypi/v/click-didyoumean.svg?style=flat&label=version
    :target: https://pypi.python.org/pypi/click-didyoumean
    :alt: Latest version released on PyPi

.. |build| image:: https://img.shields.io/travis/click-contrib/click-didyoumean/master.svg?style=flat
    :target: http://travis-ci.org/click-contrib/click-didyoumean
    :alt: Build status of the master branch

.. |demo| image:: https://raw.githubusercontent.com/click-contrib/click-didyoumean/master/examples/asciicast.gif
    :alt: Demo

.. |license| image:: https://img.shields.io/badge/license-MIT-blue.svg?style=flat
    :target: https://raw.githubusercontent.com/click-contrib/click-didyoumean/master/LICENSE
    :alt: Package license

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click-didyoumean

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