human
Solve the following python programming problem given the following code:
def jsonify(obj) : 
    def handler(obj) : 
        if hasattr (obj, 'isoformat') : 
            return obj.isoformat () 
if hasattr (obj, 'todict') : 
            return obj.todict () 
else : 
            raise TypeError (('Object of type %s with value of %s is not JSON serializable' % (type (obj), repr (obj)))) 
return json.dumps (handler, default = handler) 

    
    

    Fix the buggy line: return json.dumps (handler, default = handler)
assistant
#Here is Python program to fix the buggy line: return json.

return json.dumps (obj, default = handler)