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cli.py
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import os
import sys
try:
import click
except ImportError:
sys.stderr.write('It seems python-dotenv is not installed with cli option. \n'
'Run pip install "python-dotenv[cli]" to fix this.')
sys.exit(1)
from .main import dotenv_values, get_key, set_key, unset_key, run_command
from .version import __version__
@click.group()
@click.option('-f', '--file', default=os.path.join(os.getcwd(), '.env'),
type=click.Path(exists=True),
help="Location of the .env file, defaults to .env file in current working directory.")
@click.option('-q', '--quote', default='always',
type=click.Choice(['always', 'never', 'auto']),
help="Whether to quote or not the variable values. Default mode is always. This does not affect parsing.")
@click.version_option(version=__version__)
@click.pass_context
def cli(ctx, file, quote):
'''This script is used to set, get or unset values from a .env file.'''
ctx.obj = {}
ctx.obj['FILE'] = file
ctx.obj['QUOTE'] = quote
@cli.command()
@click.pass_context
def list(ctx):
'''Display all the stored key/value.'''
file = ctx.obj['FILE']
dotenv_as_dict = dotenv_values(file)
for k, v in dotenv_as_dict.items():
click.echo('%s=%s' % (k, v))
@cli.command()
@click.pass_context
@click.argument('key', required=True)
@click.argument('value', required=True)
def set(ctx, key, value):
'''Store the given key/value.'''
file = ctx.obj['FILE']
quote = ctx.obj['QUOTE']
success, key, value = set_key(file, key, value, quote)
if success:
click.echo('%s=%s' % (key, value))
else:
exit(1)
@cli.command()
@click.pass_context
@click.argument('key', required=True)
def get(ctx, key):
'''Retrieve the value for the given key.'''
file = ctx.obj['FILE']
stored_value = get_key(file, key)
if stored_value:
click.echo('%s=%s' % (key, stored_value))
else:
exit(1)
@cli.command()
@click.pass_context
@click.argument('key', required=True)
def unset(ctx, key):
'''Removes the given key.'''
file = ctx.obj['FILE']
quote = ctx.obj['QUOTE']
success, key = unset_key(file, key, quote)
if success:
click.echo("Successfully removed %s" % key)
else:
exit(1)
@cli.command(context_settings={'ignore_unknown_options': True})
@click.pass_context
@click.argument('commandline', nargs=-1, type=click.UNPROCESSED)
def run(ctx, commandline):
"""Run command with environment variables present."""
file = ctx.obj['FILE']
dotenv_as_dict = dotenv_values(file)
if not commandline:
click.echo('No command given.')
exit(1)
ret = run_command(commandline, dotenv_as_dict)
exit(ret)
if __name__ == "__main__":
cli()