exel_rows = open("Rows.txt", "r")

  exel_rows = exel_rows + 1

  exel_rows = str(exel_rows)

  saveFile = open('Rows.txt', 'w')
  saveFile.write(exel_rows)
  saveFile.close()

Traceback (most recent call last):
  File "C:UsersFletcherDesktopBank.py", line 158, in <module>
    exel_rows = exel_rows + 1
TypeError: unsupported operand type(s) for +: '_io.TextIOWrapper' and 'int'