53 lines
1.3 KiB
Python
53 lines
1.3 KiB
Python
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#!/usr/bin/python3
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# -*- coding: utf-8 -*-
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"""
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:mod: module
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:author: `Éric W`
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:date: 2016, october
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"""
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def usage():
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print('Usage: {:s} <bdd>'.format(sys.argv[0]))
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print('where')
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print('\t<bdd> is a text file whose lines are valid sudoku grids descriptions')
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exit(1)
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if __name__ == '__main__':
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import sys
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import sudoku_grid, sudoku_solver
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if len(sys.argv) != 2:
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print('Argument missing.')
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usage()
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else:
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filename = sys.argv[1]
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try:
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with open(filename, 'r') as input:
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lines = input.readlines()
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except FileNotFoundError:
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print('No such file {:s}'.format(filename))
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usage()
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with open(filename+'.sol', 'w') as output:
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for line in lines:
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line = line.rstrip('\n')
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output.write(line + ':')
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strgrid = line.split(':')[-1]
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grid = sudoku_grid.SudokuGrid(strgrid)
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sols = sudoku_solver.solve(grid)
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nb_sols = len(sols)
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if nb_sols == 1:
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output.write('y:')
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else:
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output.write('n:')
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sols = ':'.join(str(sol) for sol in sols)
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output.write(sols + '\n')
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exit(0)
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