How to use the supervisor.datatypes.boolean function in supervisor

programs = []

        program_name = process_or_group_name(section.split(':', 1)[1])
        host_node_name = platform.node()
        common_expansions = {'here':self.here,
                      'program_name':program_name,
                      'host_node_name':host_node_name,
                      'group_name':group_name}
        def get(section, opt, *args, **kwargs):
            expansions = kwargs.get('expansions', {})
            expansions.update(common_expansions)
            kwargs['expansions'] = expansions
            return parser.saneget(section, opt, *args, **kwargs)

        priority = integer(get(section, 'priority', 999))
        autostart = boolean(get(section, 'autostart', 'true'))
        autorestart = auto_restart(get(section, 'autorestart', 'unexpected'))
        startsecs = integer(get(section, 'startsecs', 1))
        startretries = integer(get(section, 'startretries', 3))
        stopsignal = signal_number(get(section, 'stopsignal', 'TERM'))
        stopwaitsecs = integer(get(section, 'stopwaitsecs', 10))
        stopasgroup = boolean(get(section, 'stopasgroup', 'false'))
        killasgroup = boolean(get(section, 'killasgroup', stopasgroup))
        exitcodes = list_of_exitcodes(get(section, 'exitcodes', '0,2'))
        # see also redirect_stderr check in process_groups_from_parser()
        redirect_stderr = boolean(get(section, 'redirect_stderr','false'))
        numprocs = integer(get(section, 'numprocs', 1))
        numprocs_start = integer(get(section, 'numprocs_start', 0))
        environment_str = get(section, 'environment', '', do_expand=False)
        stdout_cmaxbytes = byte_size(get(section,'stdout_capture_maxbytes','0'))
        stdout_events = boolean(get(section, 'stdout_events_enabled','false'))
        stderr_cmaxbytes = byte_size(get(section,'stderr_capture_maxbytes','0'))

def processes_from_section(self, parser, section, group_name,
                               klass=None):
        if klass is None:
            klass = ProcessConfig
        programs = []
        get = parser.saneget
        program_name = section.split(':', 1)[1]

        priority = integer(get(section, 'priority', 999))
        autostart = boolean(get(section, 'autostart', 'false'))
        autorestart = auto_restart(get(section, 'autorestart', 'unexpected'))
        startsecs = integer(get(section, 'startsecs', 1))
        startretries = integer(get(section, 'startretries', 3))
        uid = name_to_uid(get(section, 'user', None))
        stopsignal = signal_number(get(section, 'stopsignal', 'TERM'))
        stopwaitsecs = integer(get(section, 'stopwaitsecs', 10))
        stopasgroup = boolean(get(section, 'stopasgroup', 'false'))
        killasgroup = boolean(get(section, 'killasgroup', stopasgroup))
        exitcodes = list_of_exitcodes(get(section, 'exitcodes', '0,2'))
        redirect_stderr = boolean(get(section, 'redirect_stderr','false'))
        numprocs = integer(get(section, 'numprocs', 1))
        numprocs_start = integer(get(section, 'numprocs_start', 0))
        process_name = get(section, 'process_name', '%(program_name)s')
        environment_str = get(section, 'environment', '')
        stdout_cmaxbytes = byte_size(get(section,'stdout_capture_maxbytes','0'))
        stdout_events = boolean(get(section, 'stdout_events_enabled','false'))

directory = get('directory', None)
        if directory is None:
            section.directory = None
        else:
            section.directory = existing_directory(directory)

        section.user = get('user', None)
        section.umask = octal_type(get('umask', '022'))
        section.logfile = existing_dirpath(get('logfile', 'supervisord.log'))
        section.logfile_maxbytes = byte_size(get('logfile_maxbytes', '50MB'))
        section.logfile_backups = integer(get('logfile_backups', 10))
        section.loglevel = logging_level(get('loglevel', 'info'))
        section.pidfile = existing_dirpath(get('pidfile', 'supervisord.pid'))
        section.identifier = get('identifier', 'supervisor')
        section.nodaemon = boolean(get('nodaemon', 'false'))

        tempdir = tempfile.gettempdir()
        section.childlogdir = existing_directory(get('childlogdir', tempdir))
        section.nocleanup = boolean(get('nocleanup', 'false'))
        section.strip_ansi = boolean(get('strip_ansi', 'false'))

        environ_str = get('environment', '')
        environ_str = expand(environ_str, expansions, 'environment')
        section.environment = dict_of_key_value_pairs(environ_str)
        # Process rpcinterface plugins before groups to allow custom events to
        # be registered.
        section.rpcinterface_factories = self.get_plugins(
            parser,
            'supervisor.rpcinterface_factory',
            'rpcinterface:'
            )

startsecs = integer(get(section, 'startsecs', 1))
        startretries = integer(get(section, 'startretries', 3))
        stopsignal = signal_number(get(section, 'stopsignal', 'TERM'))
        stopwaitsecs = integer(get(section, 'stopwaitsecs', 10))
        stopasgroup = boolean(get(section, 'stopasgroup', 'false'))
        killasgroup = boolean(get(section, 'killasgroup', stopasgroup))
        exitcodes = list_of_exitcodes(get(section, 'exitcodes', '0,2'))
        # see also redirect_stderr check in process_groups_from_parser()
        redirect_stderr = boolean(get(section, 'redirect_stderr','false'))
        numprocs = integer(get(section, 'numprocs', 1))
        numprocs_start = integer(get(section, 'numprocs_start', 0))
        environment_str = get(section, 'environment', '', do_expand=False)
        stdout_cmaxbytes = byte_size(get(section,'stdout_capture_maxbytes','0'))
        stdout_events = boolean(get(section, 'stdout_events_enabled','false'))
        stderr_cmaxbytes = byte_size(get(section,'stderr_capture_maxbytes','0'))
        stderr_events = boolean(get(section, 'stderr_events_enabled','false'))
        serverurl = get(section, 'serverurl', None)
        if serverurl and serverurl.strip().upper() == 'AUTO':
            serverurl = None

        # find uid from "user" option
        user = get(section, 'user', None)
        if user is None:
            uid = None
        else:
            uid = name_to_uid(user)

        umask = get(section, 'umask', None)
        if umask is not None:
            umask = octal_type(umask)

        process_name = process_or_group_name(

'group_name':group_name}
        def get(section, opt, *args, **kwargs):
            expansions = kwargs.get('expansions', {})
            expansions.update(common_expansions)
            kwargs['expansions'] = expansions
            return parser.saneget(section, opt, *args, **kwargs)

        priority = integer(get(section, 'priority', 999))
        autostart = boolean(get(section, 'autostart', 'true'))
        autorestart = auto_restart(get(section, 'autorestart', 'unexpected'))
        startsecs = integer(get(section, 'startsecs', 1))
        startretries = integer(get(section, 'startretries', 3))
        stopsignal = signal_number(get(section, 'stopsignal', 'TERM'))
        stopwaitsecs = integer(get(section, 'stopwaitsecs', 10))
        stopasgroup = boolean(get(section, 'stopasgroup', 'false'))
        killasgroup = boolean(get(section, 'killasgroup', stopasgroup))
        exitcodes = list_of_exitcodes(get(section, 'exitcodes', '0,2'))
        # see also redirect_stderr check in process_groups_from_parser()
        redirect_stderr = boolean(get(section, 'redirect_stderr','false'))
        numprocs = integer(get(section, 'numprocs', 1))
        numprocs_start = integer(get(section, 'numprocs_start', 0))
        environment_str = get(section, 'environment', '', do_expand=False)
        stdout_cmaxbytes = byte_size(get(section,'stdout_capture_maxbytes','0'))
        stdout_events = boolean(get(section, 'stdout_events_enabled','false'))
        stderr_cmaxbytes = byte_size(get(section,'stderr_capture_maxbytes','0'))
        stderr_events = boolean(get(section, 'stderr_events_enabled','false'))
        serverurl = get(section, 'serverurl', None)
        if serverurl and serverurl.strip().upper() == 'AUTO':
            serverurl = None

        # find uid from "user" option
        user = get(section, 'user', None)

expansions.update(common_expansions)
            kwargs['expansions'] = expansions
            return parser.saneget(section, opt, *args, **kwargs)

        priority = integer(get(section, 'priority', 999))
        autostart = boolean(get(section, 'autostart', 'true'))
        autorestart = auto_restart(get(section, 'autorestart', 'unexpected'))
        startsecs = integer(get(section, 'startsecs', 1))
        startretries = integer(get(section, 'startretries', 3))
        stopsignal = signal_number(get(section, 'stopsignal', 'TERM'))
        stopwaitsecs = integer(get(section, 'stopwaitsecs', 10))
        stopasgroup = boolean(get(section, 'stopasgroup', 'false'))
        killasgroup = boolean(get(section, 'killasgroup', stopasgroup))
        exitcodes = list_of_exitcodes(get(section, 'exitcodes', '0'))
        # see also redirect_stderr check in process_groups_from_parser()
        redirect_stderr = boolean(get(section, 'redirect_stderr','false'))
        numprocs = integer(get(section, 'numprocs', 1))
        numprocs_start = integer(get(section, 'numprocs_start', 0))
        environment_str = get(section, 'environment', '', do_expand=False)
        stdout_cmaxbytes = byte_size(get(section,'stdout_capture_maxbytes','0'))
        stdout_events = boolean(get(section, 'stdout_events_enabled','false'))
        stderr_cmaxbytes = byte_size(get(section,'stderr_capture_maxbytes','0'))
        stderr_events = boolean(get(section, 'stderr_events_enabled','false'))
        serverurl = get(section, 'serverurl', None)
        if serverurl and serverurl.strip().upper() == 'AUTO':
            serverurl = None

        # find uid from "user" option
        user = get(section, 'user', None)
        if user is None:
            uid = None
        else:

'host_node_name':host_node_name,
                      'group_name':group_name}
        def get(section, opt, *args, **kwargs):
            expansions = kwargs.get('expansions', {})
            expansions.update(common_expansions)
            kwargs['expansions'] = expansions
            return parser.saneget(section, opt, *args, **kwargs)

        priority = integer(get(section, 'priority', 999))
        autostart = boolean(get(section, 'autostart', 'true'))
        autorestart = auto_restart(get(section, 'autorestart', 'unexpected'))
        startsecs = integer(get(section, 'startsecs', 1))
        startretries = integer(get(section, 'startretries', 3))
        stopsignal = signal_number(get(section, 'stopsignal', 'TERM'))
        stopwaitsecs = integer(get(section, 'stopwaitsecs', 10))
        stopasgroup = boolean(get(section, 'stopasgroup', 'false'))
        killasgroup = boolean(get(section, 'killasgroup', stopasgroup))
        exitcodes = list_of_exitcodes(get(section, 'exitcodes', '0,2'))
        # see also redirect_stderr check in process_groups_from_parser()
        redirect_stderr = boolean(get(section, 'redirect_stderr','false'))
        numprocs = integer(get(section, 'numprocs', 1))
        numprocs_start = integer(get(section, 'numprocs_start', 0))
        environment_str = get(section, 'environment', '', do_expand=False)
        stdout_cmaxbytes = byte_size(get(section,'stdout_capture_maxbytes','0'))
        stdout_events = boolean(get(section, 'stdout_events_enabled','false'))
        stderr_cmaxbytes = byte_size(get(section,'stderr_capture_maxbytes','0'))
        stderr_events = boolean(get(section, 'stderr_events_enabled','false'))
        serverurl = get(section, 'serverurl', None)
        if serverurl and serverurl.strip().upper() == 'AUTO':
            serverurl = None

        # find uid from "user" option

autostart = boolean(get(section, 'autostart', 'true'))
        autorestart = auto_restart(get(section, 'autorestart', 'unexpected'))
        startsecs = integer(get(section, 'startsecs', 1))
        startretries = integer(get(section, 'startretries', 3))
        stopsignal = signal_number(get(section, 'stopsignal', 'TERM'))
        stopwaitsecs = integer(get(section, 'stopwaitsecs', 10))
        stopasgroup = boolean(get(section, 'stopasgroup', 'false'))
        killasgroup = boolean(get(section, 'killasgroup', stopasgroup))
        exitcodes = list_of_exitcodes(get(section, 'exitcodes', '0'))
        # see also redirect_stderr check in process_groups_from_parser()
        redirect_stderr = boolean(get(section, 'redirect_stderr','false'))
        numprocs = integer(get(section, 'numprocs', 1))
        numprocs_start = integer(get(section, 'numprocs_start', 0))
        environment_str = get(section, 'environment', '', do_expand=False)
        stdout_cmaxbytes = byte_size(get(section,'stdout_capture_maxbytes','0'))
        stdout_events = boolean(get(section, 'stdout_events_enabled','false'))
        stderr_cmaxbytes = byte_size(get(section,'stderr_capture_maxbytes','0'))
        stderr_events = boolean(get(section, 'stderr_events_enabled','false'))
        serverurl = get(section, 'serverurl', None)
        if serverurl and serverurl.strip().upper() == 'AUTO':
            serverurl = None

        # find uid from "user" option
        user = get(section, 'user', None)
        if user is None:
            uid = None
        else:
            uid = name_to_uid(user)

        umask = get(section, 'umask', None)
        if umask is not None:
            umask = octal_type(umask)

section.directory = existing_directory(directory)

        section.user = get('user', None)
        section.umask = octal_type(get('umask', '022'))
        section.logfile = existing_dirpath(get('logfile', 'supervisord.log'))
        section.logfile_maxbytes = byte_size(get('logfile_maxbytes', '50MB'))
        section.logfile_backups = integer(get('logfile_backups', 10))
        section.loglevel = logging_level(get('loglevel', 'info'))
        section.pidfile = existing_dirpath(get('pidfile', 'supervisord.pid'))
        section.identifier = get('identifier', 'supervisor')
        section.nodaemon = boolean(get('nodaemon', 'false'))

        tempdir = tempfile.gettempdir()
        section.childlogdir = existing_directory(get('childlogdir', tempdir))
        section.nocleanup = boolean(get('nocleanup', 'false'))
        section.strip_ansi = boolean(get('strip_ansi', 'false'))

        environ_str = get('environment', '')
        environ_str = expand(environ_str, expansions, 'environment')
        section.environment = dict_of_key_value_pairs(environ_str)
        # Process rpcinterface plugins before groups to allow custom events to
        # be registered.
        section.rpcinterface_factories = self.get_plugins(
            parser,
            'supervisor.rpcinterface_factory',
            'rpcinterface:'
            )
        section.process_group_configs = self.process_groups_from_parser(parser)
        for group in section.process_group_configs:
            for proc in group.process_configs:
                env = section.environment.copy()
                env.update(proc.environment)

section.user = get('user', None)
        section.umask = octal_type(get('umask', '022'))
        section.logfile = existing_dirpath(get('logfile', 'supervisord.log'))
        section.logfile_maxbytes = byte_size(get('logfile_maxbytes', '50MB'))
        section.logfile_backups = integer(get('logfile_backups', 10))
        section.loglevel = logging_level(get('loglevel', 'info'))
        section.pidfile = existing_dirpath(get('pidfile', 'supervisord.pid'))
        section.subprocpidfile = existing_dirpath(get('subprocpidfile', ''))
        section.identifier = get('identifier', 'supervisor')
        section.nodaemon = boolean(get('nodaemon', 'false'))

        tempdir = tempfile.gettempdir()
        section.childlogdir = existing_directory(get('childlogdir', tempdir))
        section.nocleanup = boolean(get('nocleanup', 'false'))
        section.strip_ansi = boolean(get('strip_ansi', 'false'))

        expansions = {'here':self.here}
        expansions.update(environ_expansions())
        environ_str = get('environment', '')
        environ_str = expand(environ_str, expansions, 'environment')
        section.environment = dict_of_key_value_pairs(environ_str)
        # Process rpcinterface plugins before groups to allow custom events to
        # be registered.
        section.rpcinterface_factories = self.get_plugins(
            parser,
            'supervisor.rpcinterface_factory',
            'rpcinterface:'
            )
        section.process_group_configs = self.process_groups_from_parser(parser)
        for group in section.process_group_configs:
            for proc in group.process_configs: