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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 getAttributeName(self, name):
        '''represents the aname
        '''
        if self.func_aname is None:
            return name
        assert callable(self.func_aname), \
            'expecting callable method for attribute func_aname, not %s' %type(self.func_aname)
        f = self.func_aname
        return f(name)