<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:

def message(self):
        ''' Override this to provide failure message'''
        name = self.__class__.__name__
        return "{0} {1}".format(humanize(name),
                                pp(*self.expectedArgs, **self.expectedKwArgs))