Method _isCompleteSetOfNumbers

src/gamesbyexample/sudoku.py:103–105

Return True if numbers contains the digits 1 through 9.

(self, numbers)

                print('   ------+-------+------')

    def _isCompleteSetOfNumbers(self, numbers):
        """Return True if numbers contains the digits 1 through 9."""
        return sorted(numbers) == list('123456789')

    def isSolved(self):
        """Returns True if the current grid is in a solved state."""