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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 getTotalPrice(self):
 """ compute total price """

        price = self.getPrice()
        price = Decimal(price or '0.00')
        vat = Decimal(self.getVAT())
        vat = vat and vat / 100 or 0
        price = price + (price * vat)
        return price.quantize(Decimal('0.00'))