def module_name(self):
        """
        :return: str
        """
        if self.module_type in velbus.MODULE_DIRECTORY.keys():
            return velbus.MODULE_DIRECTORY[self.module_type]
        return "Unknown"
def module_name ( self ) : if self . module_type in velbus . MODULE_DIRECTORY . keys ( ) : return velbus . MODULE_DIRECTORY [ self . module_type ] return "Unknown"
:return: str