code: def _increment_current_byte(self):
          
          # If the current byte is uninitialized, then incrementing it will make it 1
          if self.tape[self.pointer] is None:
              self.tape[self.pointer] = 1
          elif self.tape[self.pointer] == self.MAX_CELL_SIZE:  # If the current byte is already at the max, then overflow
              self.tape[self.pointer] = self.MIN_CELL_SIZE
          else:  # increment it
              self.tape[self.pointer] += 1
docs: Increments the value of the current byte at the pointer. If the result is over 255,
          then it will overflow to 0