Untitled

def calc_avg(matches, user, film):
    # Avg Calc
    try:
        ratings = [int(i)/2 for i in matches if 1 <= int(i) <= 10]
        avg_rating = sum(ratings) / len(ratings)
        stdv = statistics.stdev(ratings)

        fans_or_haters = "Fans"
        if avg_rating < 3:
           fans_or_haters = "Haters"
        # Prints
        print(f"{user}\n{film}\navg : {round(avg_rating, 2)}\nstd dev : {round(stdv, 2)}\n{len(ratings)}"
              f" {fans_or_haters} have rated")
        print("--------------------------")
    except:
        print(f"{user} needs more cultured fans")
        print("------------------")
        pass