Python baseparser.ConfigOptionParser类代码示例

def pip_install(*args):
    # # pip.create_main_parser()
    # pip.basecommand.Command.__init__
    args = args[:]
    parser_kw = {
        'usage': install_cmd.usage,
        'prog': '%s %s' % (get_prog(), install_cmd.name),
        'formatter': None,  # UpdatingDefaultsHelpFormatter(),
        'add_help_option': False,
        'name': install_cmd.name,
        'description': install_cmd.__doc__,
        'isolated': False,
    }
    parser = ConfigOptionParser(**parser_kw)
    options, parsed_args = parser.parse_args(args=args)
    try:
        status = install_cmd.run(options, parsed_args)
        if isinstance(status, int):
            logger.debug("Returned status code: {status}".format(status=status))
            return status == 0
    except (PipError, KeyboardInterrupt) as exc:
        logger.critical(str(exc))
        logger.debug('Exception information:', exc_info=True)
        return False
    except:
        logger.critical('Exception:', exc_info=True)
        return False
    return True

    def _get_pip_index_url():
        pip_config_parser = ConfigOptionParser(name='daf_fruit_dist')
        try:
            return dict(
                pip_config_parser.get_config_section('global'))['index-url']

        except KeyError:
            raise KeyError(
                'The "index-url" option was not specified under the [global] '
                'section within any of the following files: {}'.format(
                    pip_config_parser.get_config_files()))

def create_main_parser():
    parser_kw = {
        'usage': '\n%prog <command> [options]',
        'add_help_option': False,
        'formatter': UpdatingDefaultsHelpFormatter(),
        'name': 'global',
        'prog': get_prog(),
    }

    parser = ConfigOptionParser(**parser_kw)
    parser.disable_interspersed_args()

    pip_pkg_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
    parser.version = 'pip %s from %s (python %s)' % (
        __version__, pip_pkg_dir, sys.version[:3])

    # add the general options
    gen_opts = cmdoptions.make_option_group(cmdoptions.general_group, parser)
    parser.add_option_group(gen_opts)

    parser.main = True  # so the help formatter knows

    # create command listing for description
    command_summaries = get_summaries()
    description = [''] + ['%-27s %s' % (i, j) for i, j in command_summaries]
    parser.description = '\n'.join(description)

    return parser

def create_main_parser():
    parser_kw = {
        "usage": "\n%prog <command> [options]",
        "add_help_option": False,
        "formatter": UpdatingDefaultsHelpFormatter(),
        "name": "global",
        "prog": get_prog(),
    }

    parser = ConfigOptionParser(**parser_kw)
    parser.disable_interspersed_args()

    pip_pkg_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
    parser.version = "pip %s from %s (python %s)" % (__version__, pip_pkg_dir, sys.version[:3])

    # add the general options
    gen_opts = cmdoptions.make_option_group(cmdoptions.general_group, parser)
    parser.add_option_group(gen_opts)

    parser.main = True  # so the help formatter knows

    # create command listing for description
    command_summaries = get_summaries()
    description = [""] + ["%-27s %s" % (i, j) for i, j in command_summaries]
    parser.description = "\n".join(description)

    return parser

 def __init__(self):
     assert self.name
     self.parser = ConfigOptionParser(
         usage=self.usage,
         prog='%s %s' % (sys.argv[0], self.name),
         version=parser.version,
         formatter=UpdatingDefaultsHelpFormatter(),
         name=self.name)
     for option in parser.option_list:
         if not option.dest or option.dest == 'help':
             # -h, --version, etc
             continue
         self.parser.add_option(option)
     command_dict[self.name] = self

    def __init__(self):
        parser_kw = {
            'usage': self.usage,
            'prog': '%s %s' % (get_prog(), self.name),
            'formatter': UpdatingDefaultsHelpFormatter(),
            'add_help_option': False,
            'name': self.name,
            'description': self.__doc__,
        }

        self.parser = ConfigOptionParser(**parser_kw)

        # Commands should add options to this option group
        optgroup_name = '%s Options' % self.name.capitalize()
        self.cmd_opts = optparse.OptionGroup(self.parser, optgroup_name)

        # Add the general options
        gen_opts = cmdoptions.make_option_group(cmdoptions.general_group, self.parser)
        self.parser.add_option_group(gen_opts)

    def __init__(self, isolated=False):
        parser_kw = {
            "usage": self.usage,
            "prog": "%s %s" % (get_prog(), self.name),
            "formatter": UpdatingDefaultsHelpFormatter(),
            "add_help_option": False,
            "name": self.name,
            "description": self.__doc__,
            "isolated": isolated,
        }

        self.parser = ConfigOptionParser(**parser_kw)

        # Commands should add options to this option group
        optgroup_name = "%s Options" % self.name.capitalize()
        self.cmd_opts = optparse.OptionGroup(self.parser, optgroup_name)

        # Add the general options
        gen_opts = cmdoptions.make_option_group(cmdoptions.general_group, self.parser)
        self.parser.add_option_group(gen_opts)

    def __init__(self, main_parser):
        parser_kw = {
            'usage': self.usage,
            'prog': '%s %s' % (get_prog(), self.name),
            'formatter': UpdatingDefaultsHelpFormatter(),
            'add_help_option': False,
            'name': self.name,
            'description': self.__doc__,
        }
        self.main_parser = main_parser
        self.parser = ConfigOptionParser(**parser_kw)

        # Commands should add options to this option group
        optgroup_name = '%s Options' % self.name.capitalize()
        self.cmd_opts = optparse.OptionGroup(self.parser, optgroup_name)

        # Re-add all options and option groups.
        for group in main_parser.option_groups:
            self._copy_option_group(self.parser, group)

        # Copies all general options from the main parser.
        self._copy_options(self.parser, main_parser.option_list)

class Command(object):
    name = None
    usage = None
    hidden = False

    def __init__(self):
        assert self.name
        self.parser = ConfigOptionParser(
            usage=self.usage,
            prog='%s %s' % (sys.argv[0], self.name),
            version=parser.version,
            formatter=UpdatingDefaultsHelpFormatter(),
            name=self.name)
        for option in parser.option_list:
            if not option.dest or option.dest == 'help':
                # -h, --version, etc
                continue
            self.parser.add_option(option)
        command_dict[self.name] = self

    def merge_options(self, initial_options, options):
        # Make sure we have all global options carried over
        for attr in ['log', 'proxy', 'require_venv',
                     'log_explicit_levels', 'log_file',
                     'timeout', 'default_vcs', 'skip_requirements_regex',
                     'no_input']:
            setattr(options, attr, getattr(initial_options, attr) or getattr(options, attr))
        options.quiet += initial_options.quiet
        options.verbose += initial_options.verbose

    def setup_logging(self):
        pass

    def main(self, complete_args, args, initial_options):
        options, args = self.parser.parse_args(args)
        self.merge_options(initial_options, options)

        level = 1 # Notify
        level += options.verbose
        level -= options.quiet
        level = logger.level_for_integer(4-level)
        complete_log = []
        logger.consumers.extend(
            [(level, sys.stdout),
             (logger.DEBUG, complete_log.append)])
        if options.log_explicit_levels:
            logger.explicit_levels = True

        self.setup_logging()

        if options.require_venv:
            # If a venv is required check if it can really be found
            if not os.environ.get('VIRTUAL_ENV'):
                logger.fatal('Could not find an activated virtualenv (required).')
                sys.exit(3)

        if options.log:
            log_fp = open_logfile(options.log, 'a')
            logger.consumers.append((logger.DEBUG, log_fp))
        else:
            log_fp = None

        socket.setdefaulttimeout(options.timeout or None)

        urlopen.setup(proxystr=options.proxy, prompting=not options.no_input)

        exit = 0
        try:
            self.run(options, args)
        except (InstallationError, UninstallationError):
            e = sys.exc_info()[1]
            logger.fatal(str(e))
            logger.info('Exception information:\n%s' % format_exc())
            exit = 1
        except BadCommand:
            e = sys.exc_info()[1]
            logger.fatal(str(e))
            logger.info('Exception information:\n%s' % format_exc())
            exit = 1
        except KeyboardInterrupt:
            logger.fatal('Operation cancelled by user')
            logger.info('Exception information:\n%s' % format_exc())
            exit = 1
        except:
            logger.fatal('Exception:\n%s' % format_exc())
            exit = 2

        if log_fp is not None:
            log_fp.close()
        if exit:
            log_fn = options.log_file
            text = '\n'.join(complete_log)
            logger.fatal('Storing complete log in %s' % log_fn)
            log_fp = open_logfile(log_fn, 'w')
            log_fp.write(text)
            log_fp.close()
        return exit

class Command(object):
    name = None
    usage = None
    hidden = False

    def __init__(self):
        assert self.name
        self.parser = ConfigOptionParser(
            usage=self.usage,
            prog='%s %s' % (sys.argv[0], self.name),
            version=parser.version,
            formatter=UpdatingDefaultsHelpFormatter(),
            name=self.name)
        for option in parser.option_list:
            if not option.dest or option.dest == 'help':
                # -h, --version, etc
                continue
            self.parser.add_option(option)
        command_dict[self.name] = self

    def merge_options(self, initial_options, options):
        # Make sure we have all global options carried over
        for attr in ['log', 'venv', 'proxy', 'venv_base', 'require_venv',
                     'respect_venv', 'log_explicit_levels', 'log_file',
                     'timeout', 'default_vcs', 'skip_requirements_regex',
                     'no_input']:
            setattr(options, attr, getattr(initial_options, attr) or getattr(options, attr))
        options.quiet += initial_options.quiet
        options.verbose += initial_options.verbose

    def setup_logging(self):
        pass

    def main(self, complete_args, args, initial_options):
        options, args = self.parser.parse_args(args)
        self.merge_options(initial_options, options)

        level = 1 # Notify
        level += options.verbose
        level -= options.quiet
        level = logger.level_for_integer(4-level)
        complete_log = []
        logger.consumers.extend(
            [(level, sys.stdout),
             (logger.DEBUG, complete_log.append)])
        if options.log_explicit_levels:
            logger.explicit_levels = True

        self.setup_logging()

        if options.require_venv and not options.venv:
            # If a venv is required check if it can really be found
            if not os.environ.get('VIRTUAL_ENV'):
                logger.fatal('Could not find an activated virtualenv (required).')
                sys.exit(3)
            # Automatically install in currently activated venv if required
            options.respect_venv = True

        if args and args[-1] == '___VENV_RESTART___':
            ## FIXME: We don't do anything this this value yet:
            args = args[:-2]
            options.venv = None
        else:
            # If given the option to respect the activated environment
            # check if no venv is given as a command line parameter
            if options.respect_venv and os.environ.get('VIRTUAL_ENV'):
                if options.venv and os.path.exists(options.venv):
                    # Make sure command line venv and environmental are the same
                    if (os.path.realpath(os.path.expanduser(options.venv)) !=
                            os.path.realpath(os.environ.get('VIRTUAL_ENV'))):
                        logger.fatal("Given virtualenv (%s) doesn't match "
                                     "currently activated virtualenv (%s)."
                                     % (options.venv, os.environ.get('VIRTUAL_ENV')))
                        sys.exit(3)
                else:
                    options.venv = os.environ.get('VIRTUAL_ENV')
                    logger.info('Using already activated environment %s' % options.venv)
        if options.venv:
            logger.info('Running in environment %s' % options.venv)
            site_packages=False
            if options.site_packages:
                site_packages=True
            restart_in_venv(options.venv, options.venv_base, site_packages,
                            complete_args)
            # restart_in_venv should actually never return, but for clarity...
            return

        ## FIXME: not sure if this sure come before or after venv restart
        if options.log:
            log_fp = open_logfile(options.log, 'a')
            logger.consumers.append((logger.DEBUG, log_fp))
        else:
            log_fp = None

        socket.setdefaulttimeout(options.timeout or None)

        urlopen.setup(proxystr=options.proxy, prompting=not options.no_input)

        exit = 0
        try:
#.........这里部分代码省略.........

class Command(object):
    name = None
    usage = None
    hidden = False
    log_stream = "ext://sys.stdout"

    def __init__(self, isolated=False):
        parser_kw = {
            'usage': self.usage,
            'prog': '%s %s' % (get_prog(), self.name),
            'formatter': UpdatingDefaultsHelpFormatter(),
            'add_help_option': False,
            'name': self.name,
            'description': self.__doc__,
            'isolated': isolated,
        }

        self.parser = ConfigOptionParser(**parser_kw)

        # Commands should add options to this option group
        optgroup_name = '%s Options' % self.name.capitalize()
        self.cmd_opts = optparse.OptionGroup(self.parser, optgroup_name)

        # Add the general options
        gen_opts = cmdoptions.make_option_group(
            cmdoptions.general_group,
            self.parser,
        )
        self.parser.add_option_group(gen_opts)

    def _build_session(self, options, retries=None, timeout=None):
        session = PipSession(
            cache=(
                normalize_path(os.path.join(options.cache_dir, "http"))
                if options.cache_dir else None
            ),
            retries=retries if retries is not None else options.retries,
            insecure_hosts=options.trusted_hosts,
        )

        # Handle custom ca-bundles from the user
        if options.cert:
            session.verify = options.cert

        # Handle SSL client certificate
        if options.client_cert:
            session.cert = options.client_cert

        # Handle timeouts
        if options.timeout or timeout:
            session.timeout = (
                timeout if timeout is not None else options.timeout
            )

        # Handle configured proxies
        if options.proxy:
            session.proxies = {
                "http": options.proxy,
                "https": options.proxy,
            }

        # Determine if we can prompt the user for authentication or not
        session.auth.prompting = not options.no_input

        return session

    def parse_args(self, args):
        # factored out for testability
        return self.parser.parse_args(args)

    def main(self, args):
        options, args = self.parse_args(args)

        if options.quiet:
            level = "WARNING"
        elif options.verbose:
            level = "DEBUG"
        else:
            level = "INFO"

        # Compute the path for our debug log.
        debug_log_path = os.path.join(appdirs.user_log_dir("pip"), "debug.log")

        # Ensure that the path for our debug log is owned by the current user
        # and if it is not, disable the debug log.
        write_debug_log = check_path_owner(debug_log_path)

        logging_dictConfig({
            "version": 1,
            "disable_existing_loggers": False,
            "formatters": {
                "indent": {
                    "()": IndentingFormatter,
                    "format": (
                        "%(message)s"
                        if not options.log_explicit_levels
                        else "[%(levelname)s] %(message)s"
                    ),
                },
            },
#.........这里部分代码省略.........

class Command(object):
    name = None
    usage = None
    hidden = False
    log_streams = ("ext://sys.stdout", "ext://sys.stderr")

    def __init__(self, isolated=False):
        parser_kw = {
            'usage': self.usage,
            'prog': '%s %s' % (get_prog(), self.name),
            'formatter': UpdatingDefaultsHelpFormatter(),
            'add_help_option': False,
            'name': self.name,
            'description': self.__doc__,
            'isolated': isolated,
        }

        self.parser = ConfigOptionParser(**parser_kw)

        # Commands should add options to this option group
        optgroup_name = '%s Options' % self.name.capitalize()
        self.cmd_opts = optparse.OptionGroup(self.parser, optgroup_name)

        # Add the general options
        gen_opts = cmdoptions.make_option_group(
            cmdoptions.general_group,
            self.parser,
        )
        self.parser.add_option_group(gen_opts)

    def _build_session(self, options, retries=None, timeout=None):
        session = PipSession(
            cache=(
                normalize_path(os.path.join(options.cache_dir, "http"))
                if options.cache_dir else None
            ),
            retries=retries if retries is not None else options.retries,
            insecure_hosts=options.trusted_hosts,
        )

        # Handle custom ca-bundles from the user
        if options.cert:
            session.verify = options.cert

        # Handle SSL client certificate
        if options.client_cert:
            session.cert = options.client_cert

        # Handle timeouts
        if options.timeout or timeout:
            session.timeout = (
                timeout if timeout is not None else options.timeout
            )

        # Handle configured proxies
        if options.proxy:
            session.proxies = {
                "http": options.proxy,
                "https": options.proxy,
            }

        # Determine if we can prompt the user for authentication or not
        session.auth.prompting = not options.no_input

        return session

    def parse_args(self, args):
        # factored out for testability
        return self.parser.parse_args(args)

    def main(self, args):
        options, args = self.parse_args(args)

        if options.quiet:
            if options.quiet == 1:
                level = "WARNING"
            if options.quiet == 2:
                level = "ERROR"
            else:
                level = "CRITICAL"
        elif options.verbose:
            level = "DEBUG"
        else:
            level = "INFO"

        # The root logger should match the "console" level *unless* we
        # specified "--log" to send debug logs to a file.
        root_level = level
        if options.log:
            root_level = "DEBUG"

        logging_dictConfig({
            "version": 1,
            "disable_existing_loggers": False,
            "filters": {
                "exclude_warnings": {
                    "()": "pip.utils.logging.MaxLevelFilter",
                    "level": logging.WARNING,
                },
            },
#.........这里部分代码省略.........

class Command(object):
    name = None
    usage = None
    hidden = False

    def __init__(self):
        parser_kw = {
            'usage': self.usage,
            'prog': '%s %s' % (get_prog(), self.name),
            'formatter': UpdatingDefaultsHelpFormatter(),
            'add_help_option': False,
            'name': self.name,
            'description': self.__doc__,
        }

        self.parser = ConfigOptionParser(**parser_kw)

        # Commands should add options to this option group
        optgroup_name = '%s Options' % self.name.capitalize()
        self.cmd_opts = optparse.OptionGroup(self.parser, optgroup_name)

        # Add the general options
        gen_opts = cmdoptions.make_option_group(
            cmdoptions.general_group,
            self.parser,
        )
        self.parser.add_option_group(gen_opts)

    def _build_session(self, options):
        session = PipSession(
            cache=normalize_path(os.path.join(options.cache_dir, "http")),
            retries=options.retries,
        )

        # Handle custom ca-bundles from the user
        if options.cert:
            session.verify = options.cert
        elif options.no_check_certificate:
            session.verify = False

        # Handle SSL client certificate
        if options.client_cert:
            session.cert = options.client_cert

        # Handle timeouts
        if options.timeout:
            session.timeout = options.timeout

        # Handle configured proxies
        if options.proxy:
            session.proxies = {
                "http": options.proxy,
                "https": options.proxy,
            }

        # Determine if we can prompt the user for authentication or not
        session.auth.prompting = not options.no_input

        return session

    def setup_logging(self):
        pass

    def parse_args(self, args):
        # factored out for testability
        return self.parser.parse_args(args)

    def main(self, args):
        options, args = self.parse_args(args)

        level = 1  # Notify
        level += options.verbose
        level -= options.quiet
        level = logger.level_for_integer(4 - level)
        complete_log = []
        logger.add_consumers(
            (level, sys.stdout),
            (logger.DEBUG, complete_log.append),
        )
        if options.log_explicit_levels:
            logger.explicit_levels = True

        self.setup_logging()

        # TODO: try to get these passing down from the command?
        #      without resorting to os.environ to hold these.

        if options.no_input:
            os.environ['PIP_NO_INPUT'] = '1'

        if options.exists_action:
            os.environ['PIP_EXISTS_ACTION'] = ' '.join(options.exists_action)

        if options.require_venv:
            # If a venv is required check if it can really be found
            if not running_under_virtualenv():
                logger.fatal(
                    'Could not find an activated virtualenv (required).'
                )
                sys.exit(VIRTUALENV_NOT_FOUND)
#.........这里部分代码省略.........

class Command(object):
    name = None
    usage = None
    hidden = False

    def __init__(self, main_parser):
        parser_kw = {
            'usage': self.usage,
            'prog': '%s %s' % (get_prog(), self.name),
            'formatter': UpdatingDefaultsHelpFormatter(),
            'add_help_option': False,
            'name': self.name,
            'description': self.__doc__,
        }
        self.main_parser = main_parser
        self.parser = ConfigOptionParser(**parser_kw)

        # Commands should add options to this option group
        optgroup_name = '%s Options' % self.name.capitalize()
        self.cmd_opts = optparse.OptionGroup(self.parser, optgroup_name)

        # Re-add all options and option groups.
        for group in main_parser.option_groups:
            self._copy_option_group(self.parser, group)

        # Copies all general options from the main parser.
        self._copy_options(self.parser, main_parser.option_list)

    def _copy_options(self, parser, options):
        """Populate an option parser or group with options."""
        for option in options:
            if not option.dest:
                continue
            parser.add_option(option)

    def _copy_option_group(self, parser, group):
        """Copy option group (including options) to another parser."""
        new_group = optparse.OptionGroup(parser, group.title)
        self._copy_options(new_group, group.option_list)

        parser.add_option_group(new_group)

    def merge_options(self, initial_options, options):
        # Make sure we have all global options carried over
        attrs = ['log', 'proxy', 'require_venv',
                 'log_explicit_levels', 'log_file',
                 'timeout', 'default_vcs',
                 'skip_requirements_regex',
                 'no_input', 'exists_action',
                 'cert']
        if not ssl:
            attrs.append('insecure')
        for attr in attrs:
            setattr(options, attr, getattr(initial_options, attr) or getattr(options, attr))
        options.quiet += initial_options.quiet
        options.verbose += initial_options.verbose

    def setup_logging(self):
        pass

    def main(self, args, initial_options):
        options, args = self.parser.parse_args(args)
        self.merge_options(initial_options, options)

        level = 1  # Notify
        level += options.verbose
        level -= options.quiet
        level = logger.level_for_integer(4 - level)
        complete_log = []
        logger.consumers.extend(
            [(level, sys.stdout),
             (logger.DEBUG, complete_log.append)])
        if options.log_explicit_levels:
            logger.explicit_levels = True

        self.setup_logging()

        #TODO: try to get these passing down from the command?
        #      without resorting to os.environ to hold these.

        if options.no_input:
            os.environ['PIP_NO_INPUT'] = '1'

        if options.exists_action:
            os.environ['PIP_EXISTS_ACTION'] = ''.join(options.exists_action)

        if not ssl and options.insecure:
            os.environ['PIP_INSECURE'] = '1'

        if options.cert:
            os.environ['PIP_CERT'] = options.cert

        if options.require_venv:
            # If a venv is required check if it can really be found
            if not os.environ.get('VIRTUAL_ENV'):
                logger.fatal('Could not find an activated virtualenv (required).')
                sys.exit(VIRTUALENV_NOT_FOUND)

        if options.log:
            log_fp = open_logfile(options.log, 'a')
#.........这里部分代码省略.........

class Command(object):
    name = None
    usage = None
    hidden = False

    def __init__(self):
        assert self.name
        self.parser = ConfigOptionParser(
            usage=self.usage,
            prog='%s %s' % (get_prog(), self.name),
            version=parser.version,
            formatter=UpdatingDefaultsHelpFormatter(),
            name=self.name)
        for option in parser.option_list:
            if not option.dest or option.dest == 'help':
                # -h, --version, etc
                continue
            self.parser.add_option(option)
        command_dict[self.name] = self

    def merge_options(self, initial_options, options):
        # Make sure we have all global options carried over
        for attr in ['log', 'proxy', 'require_venv',
                     'log_explicit_levels', 'log_file',
                     'timeout', 'default_vcs',
                     'skip_requirements_regex',
                     'no_input', 'exists_action']:
            setattr(options, attr, getattr(initial_options, attr) or getattr(options, attr))
        options.quiet += initial_options.quiet
        options.verbose += initial_options.verbose

    def setup_logging(self):
        pass

    def main(self, args, initial_options):
        options, args = self.parser.parse_args(args)
        self.merge_options(initial_options, options)

        level = 1 # Notify
        level += options.verbose
        level -= options.quiet
        level = logger.level_for_integer(4-level)
        complete_log = []
        logger.consumers.extend(
            [(level, sys.stdout),
             (logger.DEBUG, complete_log.append)])
        if options.log_explicit_levels:
            logger.explicit_levels = True

        self.setup_logging()

        if options.no_input:
            os.environ['PIP_NO_INPUT'] = '1'

        if options.exists_action:
            os.environ['PIP_EXISTS_ACTION'] = ''.join(options.exists_action)

        if options.require_venv:
            # If a venv is required check if it can really be found
            if not os.environ.get('VIRTUAL_ENV'):
                logger.fatal('Could not find an activated virtualenv (required).')
                sys.exit(VIRTUALENV_NOT_FOUND)

        if options.log:
            log_fp = open_logfile(options.log, 'a')
            logger.consumers.append((logger.DEBUG, log_fp))
        else:
            log_fp = None

        socket.setdefaulttimeout(options.timeout or None)

        urlopen.setup(proxystr=options.proxy, prompting=not options.no_input)

        exit = SUCCESS
        store_log = False
        try:
            status = self.run(options, args)
            # FIXME: all commands should return an exit status
            # and when it is done, isinstance is not needed anymore
            if isinstance(status, int):
                exit = status
        except (InstallationError, UninstallationError):
            e = sys.exc_info()[1]
            logger.fatal(str(e))
            logger.info('Exception information:\n%s' % format_exc())
            store_log = True
            exit = ERROR
        except BadCommand:
            e = sys.exc_info()[1]
            logger.fatal(str(e))
            logger.info('Exception information:\n%s' % format_exc())
            store_log = True
            exit = ERROR
        except CommandError:
            e = sys.exc_info()[1]
            logger.fatal('ERROR: %s' % e)
            logger.info('Exception information:\n%s' % format_exc())
            exit = ERROR
        except KeyboardInterrupt:
            logger.fatal('Operation cancelled by user')
#.........这里部分代码省略.........