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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 _callbackPlaceFillOrders(self, d):
 """ This method distringuishes notifications caused by Matched orders from those caused by placed orders """

        if isinstance(d, FilledOrder):
            self.onOrderMatched(d)
        elif isinstance(d, Order):
            self.onOrderPlaced(d)
        elif isinstance(d, UpdateCallOrder):
            self.onUpdateCallOrder(d)
        else:
            pass