import logging

class ptest:
    """
    This exist purely to test the saving of status data back to the
    config file on exit so that status data is persistent.
    """
    def __init__(self, magic_number, name):
        """
        One argument.  When initialised from the config file it'll
        receive a string, but we'll treat it as the string representation
        of an integer.
        """
        self.name = name
        self.logger = logging.getLogger(name)
        self.magic_number = int(magic_number)
        self.logger.debug('Initialised with magic_number %i' % \
                          self.magic_number)

    def updateConfig(self, config):
        """
        This is the should be called when the instrument object is
        deleted.  Takes a config object as argument, and attempts to
        set the magic_number option in the config.
        """
        self.logger.debug('updateConfig(%s) called' % repr(config))
        config.set(self.name, 'magic_number', str(self.magic_number))