def switch_demo(argument):
switcher = {
1: "January",
2: "February",
3: "March",
4: "April",
5: "May",
6: "June",
7: "July",
8: "August",
9: "September",
10: "October",
11: "November",
12: "December"
}
print(switcher.get(argument, "Invalid month"))
switch_demo(11)
switch_demo(1)
switch_demo(5)