Tue Oct 19 11:58:50 2021

luhn_test():
  Python version: 3.6.9
  Test luhn().

luhn_check_digit_calculate_test():
  Python version: 3.6.9
  LUHN_CHECK_DIGIT_CALCULATE computes the Luhn check digit for a string of digits.

  Check digit for 7992739871 is 3, expecting 3
  Check digit for 9876234510 is 0, expecting 0
  Check digit for 246897531 is 9, expecting 9
  Check digit for 135798642 is 9, expecting 9

luhn_check_digit_calculate_test():
  Normal end of execution.

luhn_checksum_test():
  Python version: 3.6.9
  luhn_checksum() computes the Luhn checksum for a string.

  Luhn check digit for 7992739871 is 3.

  luhn_checksum ( 79927398710 ) = 7
  luhn_checksum ( 79927398711 ) = 8
  luhn_checksum ( 79927398712 ) = 9
  luhn_checksum ( 79927398713 ) = 0
  luhn_checksum ( 79927398714 ) = 1
  luhn_checksum ( 79927398715 ) = 2
  luhn_checksum ( 79927398716 ) = 3
  luhn_checksum ( 79927398717 ) = 4
  luhn_checksum ( 79927398718 ) = 5
  luhn_checksum ( 79927398719 ) = 6

  Luhn check digit for 9876234510 is 0.

  luhn_checksum ( 98762345100 ) = 0
  luhn_checksum ( 98762345101 ) = 1
  luhn_checksum ( 98762345102 ) = 2
  luhn_checksum ( 98762345103 ) = 3
  luhn_checksum ( 98762345104 ) = 4
  luhn_checksum ( 98762345105 ) = 5
  luhn_checksum ( 98762345106 ) = 6
  luhn_checksum ( 98762345107 ) = 7
  luhn_checksum ( 98762345108 ) = 8
  luhn_checksum ( 98762345109 ) = 9

luhn_checksum_test():
  Normal end of execution.

luhn_is_valid_test():
  Python version: 3.6.9
  luhn_is_valid() reports whether a string has a valid Luhn checkdigit.

  Luhn check digit for 7992739871 is 3.

  luhn_is_valid ( 79927398710 ) = False
  luhn_is_valid ( 79927398711 ) = False
  luhn_is_valid ( 79927398712 ) = False
  luhn_is_valid ( 79927398713 ) = True
  luhn_is_valid ( 79927398714 ) = False
  luhn_is_valid ( 79927398715 ) = False
  luhn_is_valid ( 79927398716 ) = False
  luhn_is_valid ( 79927398717 ) = False
  luhn_is_valid ( 79927398718 ) = False
  luhn_is_valid ( 79927398719 ) = False

  Luhn check digit for 9876234510 is 0.

  luhn_is_valid ( 98762345100 ) = True
  luhn_is_valid ( 98762345101 ) = False
  luhn_is_valid ( 98762345102 ) = False
  luhn_is_valid ( 98762345103 ) = False
  luhn_is_valid ( 98762345104 ) = False
  luhn_is_valid ( 98762345105 ) = False
  luhn_is_valid ( 98762345106 ) = False
  luhn_is_valid ( 98762345107 ) = False
  luhn_is_valid ( 98762345108 ) = False
  luhn_is_valid ( 98762345109 ) = False

luhn_is_valid_test():
  Normal end of execution.

luhn_test():
  Normal end of execution.
Tue Oct 19 11:58:50 2021