human
Solve the following python programming problem given the following code:
@ testing.fails_if ((lambda : True), 'not supported for joined inh right now.') 
def test_joined(self) : 
    def go() : 
        class B (self.A) : 
            __tablename__ = 'b' 
            id = Column (Integer, ForeignKey ('a.id'), primary_key = True) 
return B 
self._do_test (self) 

    
    

    Fix the buggy line: self._do_test (self)
assistant
#Here is Python program to fix the buggy line: self.

self._do_test (def go()