| import sys | |
| if len(sys.argv) > 1: | |
| filename = sys.argv[1] | |
| else: | |
| filename = input("Enter the name of the file to be sorted: ") | |
| with open(filename, 'r') as file: | |
| lines = file.readlines() | |
| lines.sort() | |
| with open(filename, 'w') as file: | |
| file.writelines(lines) | |
| print("File sorted successfully!") | |