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import click
import os
@click.group()
def cli():
pass
@cli.command()
@click.option('-c', '--count', type=click.INT, default=1)
@click.argument("first", type=click.STRING, autocompletion=["John", "Bob", "Fred"])
@click.argument("last", type=click.STRING, autocompletion=["Smith", "Simon", "Doe"])
def cmd1(count, first, last):
for c in range(count):
click.echo('Name: %s %s' % (first, last))
def get_env_vars(ctx, args, incomplete):
return os.environ.keys()
@cli.command()
@click.argument("envvar", type=click.STRING, autocompletion=get_env_vars)
def cmd2(envvar):
click.echo('Environment variable: %s' % envvar)
click.echo('Value: %s' % os.environ[envvar])
@cli.command()
def cmd3():
pass
@click.group()
def group():
pass
@group.command()
@click.argument("color", type=click.STRING, autocompletion=['red', 'green', 'blue'])
def subcmd(color):
click.echo('Color is: %s' % color)
cli.add_command(group)
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