def main(): if (len(sys.argv) < 2): sys.stderr.write("Error: Not enough arguments.\n") sys.stderr.write("usage: " + sys.argv[0] + " <input_file>\n") return 1 input_file = sys.argv[1] try: ProblemData.readFile(input_file) except: sys.stderr.write("Error: Failed file parsing: Invalid input file.\n") return 2 print("--------------------------------------") print("--- Timetable Scheduling Problem ---") print("--------------------------------------\n") print("1. Genetic Algorithm") print("2. Hill Climbing") print("3. Simulated Annealing\n") while True: try: option = int(input("Choose the desired algorithm: ")) if option in [1, 2, 3]: break except ValueError: continue t1 = time.time() if option == 1: geneticAlgorithm() elif option == 2: hillClimbing() elif option == 3: simulatedAnnealing() t2 = time.time() print("Execution time: {:.4f} seconds".format(t2-t1))