import sys
from common import sort_items
if len(sys.argv) < 2:
print("Sort the dictionary")
print(("Usage: ", sys.argv[0], "[input] ([output])"))
exit(1)
input = sys.argv[1]
if len(sys.argv) < 3:
output = input
else:
output = sys.argv[2]
sort_items(input, output)