Load the password from the configuration file.

def load(self, config):
        """Load the password from the configuration file."""
        password_dict = {}

        if config is None:
            logger.warning("No configuration file available. Cannot load password list.")
        elif not config.has_section(self._section):
            logger.warning("No [%s] section in the configuration file. Cannot load password list." % self._section)
        else:
            logger.info("Start reading the [%s] section in the configuration file" % self._section)

            password_dict = dict(config.items(self._section))

            # Password list loaded
            logger.info("%s password(s) loaded from the configuration file" % len(password_dict))
            logger.debug("Password dictionary: %s" % password_dict)

        return password_dict