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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def DbGetClassAttributeList(self, argin):
 """ Get attrilute list for a given Tango class with a specified filter :param argin: Str[0] = Tango class name Str[1] = Attribute name filter (eg: att*) :type: tango.DevVarStringArray :return: Str[0] = Class attribute name Str[n] = Class attribute name :rtype: tango.DevVarStringArray """

        self._log.debug("In DbGetClassAttributeList()")
        class_name = argin[0]
        wildcard = replace_wildcard(argin[1])
        return self.db.get_class_attribute_list(class_name, wildcard)