зеркало из https://github.com/mozilla/gecko-dev.git
46 строки
1.2 KiB
Python
46 строки
1.2 KiB
Python
import click
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import os
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@click.group()
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def cli():
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pass
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def get_env_vars(ctx, args, incomplete):
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# Completions returned as strings do not have a description displayed.
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for key in os.environ.keys():
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if incomplete in key:
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yield key
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@cli.command(help='A command to print environment variables')
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@click.argument("envvar", type=click.STRING, autocompletion=get_env_vars)
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def cmd1(envvar):
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click.echo('Environment variable: %s' % envvar)
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click.echo('Value: %s' % os.environ[envvar])
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@click.group(help='A group that holds a subcommand')
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def group():
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pass
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def list_users(ctx, args, incomplete):
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# You can generate completions with descriptions by returning
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# tuples in the form (completion, description).
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users = [('bob', 'butcher'),
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('alice', 'baker'),
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('jerry', 'candlestick maker')]
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# Ths will allow completion matches based on matches within the description string too!
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return [user for user in users if incomplete in user[0] or incomplete in user[1]]
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@group.command(help='Choose a user')
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@click.argument("user", type=click.STRING, autocompletion=list_users)
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def subcmd(user):
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click.echo('Chosen user is %s' % user)
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cli.add_command(group)
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