clarkperkins / click-shell

An extension to click that easily turns your click app into a shell utility
BSD 3-Clause "New" or "Revised" License
90 stars 17 forks source link

click-shell

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click-shell is an extension to click that easily turns your click app into a shell utility. It is built on top of the built in python cmd module, with modifications to make it work with click.

Features

Usage

Simply replace @click.group with @click_shell.shell on the root level command:

.. code-block:: python

import click
from click_shell import shell

# @click.group()  # no longer
@shell(prompt='my-app > ', intro='Starting my app...')
def my_app():
    pass

@my_app.command()
def testcommand():
    click.echo("testcommand is running")

# more commands

if __name__ == '__main__':
    my_app()

When run, you should expect an output like so:

.. code-block:: bash

$ python my_app.py
Starting my app...
my-app > testcommand
testcommand is running
my-app >

.. note::

It should be noted that this decorator **only** alters functionality if no arguments are
passed on the command line.  If you try to run a command directly
(like ``python my_app.py the_command`` in the above example), your app will function
identically to how it did before.

For more advanced usage, check out our docs at https://click-shell.readthedocs.io/

.. note::

Versions of click-shell 3.0.0 and higher no longer support python 2 and click 6.
If you require python 2 or click 6, please remain on click-shell 2.x.

.. _click: http://click.pocoo.org/ .. _cmd: https://docs.python.org/2/library/cmd.html

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