From 3237e166ebd963ceba571a08a2c34befdbd82675 Mon Sep 17 00:00:00 2001 From: IsxImattI Date: Mon, 11 Nov 2024 00:15:49 +0100 Subject: [PATCH] refactored sudoku_solver.py --- data_structures/arrays/sudoku_solver.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/data_structures/arrays/sudoku_solver.py b/data_structures/arrays/sudoku_solver.py index bcf1c2cca..3d0e1d2fa 100644 --- a/data_structures/arrays/sudoku_solver.py +++ b/data_structures/arrays/sudoku_solver.py @@ -23,7 +23,7 @@ unitlist = ( + [cross(rs, cs) for rs in ("ABC", "DEF", "GHI") for cs in ("123", "456", "789")] ) units = {s: [u for u in unitlist if s in u] for s in squares} -peers = {s: set(sum(units[s], [])) - {s} for s in squares} +peers = {s: set(x for u in units[s] for x in u) - {s} for s in squares} def test(): @@ -172,7 +172,7 @@ def solved(values): def from_file(filename, sep="\n"): "Parse a file into a list of strings, separated by sep." - return open(filename).read().strip().split(sep) # noqa: SIM115 + return open(filename).read().strip().split(sep) def random_puzzle(assignments=17):