cli.py 文件源码

def main():
    """Command line interface for the ``qpass`` program."""
    # Initialize logging to the terminal.
    coloredlogs.install()
    # Prepare for command line argument parsing.
    action = show_matching_entry
    program_opts = dict()
    show_opts = dict(use_clipboard=is_clipboard_supported())
    # Parse the command line arguments.
    try:
        options, arguments = getopt.gnu_getopt(sys.argv[1:], 'elnp:vqh', [
            'edit', 'list', 'no-clipboard', 'password-store=',
            'verbose', 'quiet', 'help',
        ])
        for option, value in options:
            if option in ('-e', '--edit'):
                action = edit_matching_entry
            elif option in ('-l', '--list'):
                action = list_matching_entries
            elif option in ('-n', '--no-clipboard'):
                show_opts['use_clipboard'] = False
            elif option in ('-p', '--password-store'):
                stores = program_opts.setdefault('stores', [])
                stores.append(PasswordStore(directory=value))
            elif option in ('-v', '--verbose'):
                coloredlogs.increase_verbosity()
            elif option in ('-q', '--quiet'):
                coloredlogs.decrease_verbosity()
            elif option in ('-h', '--help'):
                usage(__doc__)
                return
            else:
                raise Exception("Unhandled option! (programming error)")
        if not (arguments or action == list_matching_entries):
            usage(__doc__)
            return
    except Exception as e:
        warning("Error: %s", e)
        sys.exit(1)
    # Execute the requested action.
    try:
        action(QuickPass(**program_opts), arguments,
               **(show_opts if action == show_matching_entry else {}))
    except PasswordStoreError as e:
        # Known issues don't get a traceback.
        logger.error("%s", e)
        sys.exit(1)
    except KeyboardInterrupt:
        # If the user interrupted an interactive prompt they most likely did so
        # intentionally, so there's no point in generating more output here.
        sys.exit(1)