movieshit.py

yearOne = 0
yearTwo = -1

def getYears():
    global yearOne, yearTwo
    
    prompt = "Enter the years you would like movies for: "

    yearOne = input(prompt)
    while "int" not in yearOne:
        print("You didn't enter a year.")
        yearOne = input(prompt)

    yearTwo = input(prompt)
    while "int" not in yearTwo:
        print("You didn't enter a year.")
        yearTwo = input(prompt)
        
getYears()
while yearOne < yearTwo:
    print("The first year should be less than the second.")
    getYears()
    
movies = {}
with open("info.txt", "r") as movieDB:
    movie, genre, year = (movieDB.readline(), movieDB.readLine(), movieDB.readLine()
    if year not in movies:
        movies[year] = []
    movies[year].append((movie, genre))
    
print("%s-%s"%(yearOne, yearTwo))
for year,movie in movies.items():
    if yearOne <= year and year <= yearTwo:
        print("\t%s"%movie[0])