#calendar just testing how to add, view, and delete events

events = {}  # date: list of events

def add_event(date, title):
if date not in events:
    events[date] = []
events[date].append(title)
print(f"Added event '{title}' to {date}")

def view_events(date):
if date in events:
    print(f"Events on {date}:")
    for i, e in enumerate(events[date]):
        print(f"{i+1}. {e}")
else:
    print("No events on this date.")

 def delete_event(date, index):
try:
    removed = events[date].pop(index - 1)
    print(f"Deleted '{removed}' from {date}")
     if not events[date]:
     
 del events[date]  # remove date key if no events left

except
     print("Something went wrong... maybe invalid index?")
     
 while True:
print("\n--- Calendar Menu ---")
print("1. Add event")
print("2. View events")
print("3. Delete event")
print("4. Show all events")
print("5. Exit")

choice = input("Pick an option: ")

if choice == "1":
    d = input("Enter date (e.g. 2025-07-12): ")
    t = input("Event title: ")
    add_event(d, t)

elif choice == "2":
    d = input("Date to view: ")
    view_events(d)

elif choice == "3":
    d = input("Date of event: ")
    view_events(d)
    try:
        i = int(input("Which number to delete?: "))
        delete_event(d, i)
    except:
        print("Bad input :/")

elif choice == "4":
    print("=== All Events ===")
    for day in events:
        print(f"{day}: {events[day]}")

elif choice == "5":
    print("bye")
    break

else:
    print("Invalid choice... try again.")