sublime

"""
An interactive calander
that is accesssed by the command line
"""
from time import sleep, strftime
USER_FIRST_NAME = "Stefan"

calander = {}
def welcome():
	print "Welcome, " + USER_FIRST_NAME + "."
	print "The calander is opening..."
	sleep(1)
	print "Today is: " + strftime("%A %B %d, %Y")
	print "at: " + strftime("%I %M %S")
	print "What would you like to do?"

def start_calander():
	welcome()
	start = True
	while start:
		user_choice = raw_input("select A to Add, U to Update, V to View, D to Delete, X to Exit:")
		user_choice = user_choice.upper()
		if user_choice == "V":
			if len(calander.keys()) < 1:
				print "Calander Empty."
		elif user_choice =="U":
			date = raw_input("What date? ")
			update = raw_input("Enter the update: ")
			calander[date] = update
			print "Update successful"
			print calander
		elif user_choice == "A":
			event = raw_input("Enter event: ")
			date = raw_input("Enter date MM/DD/YYYY: ")
			if (len(date) > 10 or int(date[6:]) < int(strftime("%Y"))):
				print "Invalid input"
				try_again = raw_input("Try Again? Y for Yes, N for No: ")
				try_again = try_again.upper()
				if try_again == "Y":
					continue
				else:
					start = False
			else: calender[date] = event
        print "Event was added"
        print calendar
		elif user_choice == "D":
      if len(calander.keys()) < 1:
				print "Calander Empty."
			else: 
				event = raw_input("What event? ")
				for date in calendar.keys():
					if event == calendar[date]:
						del calendar[date]
						print "Event deleted"
						print calendar
					else: 
						print "Invalid entry"
		elif user_choice == "X":
			start = False
		else:
			print "Invalid entry" 
			break
start_calendar()