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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 read_bytes(self, count):
 """Read count number of bytes."""

        if self.pos + count > self.remaining_length:
            return NC.ERR_PROTOCOL, None
        
        ba = bytearray(count)
        for x in xrange(0, count):
            ba[x] = self.payload[self.pos]
            self.pos += 1
        
        return NC.ERR_SUCCESS, ba