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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 AddToBalance(self, assetId, fixed8_val):
 """ Add amount to the specified balance. Args: assetId (UInt256):
 fixed8_val (Fixed8):
 amount to add. """

        found = False
        for key, balance in self.Balances.items():
            if key == assetId:
                self.Balances[assetId] = self.Balances[assetId] + fixed8_val
                found = True
        if not found:
            self.Balances[assetId] = fixed8_val