open("planets.txt").read().splitlines()
open("planets.txt").read().splitlines()
[x for x in lines if x != '']
open("numbers.txt").read().splitlines()
[float(x) for x in lines if x != '']
(sum(numbers)/len(numbers))
John,66.3,170.2
Jane,54.1,162.8
Jimmy,89.5,179.8
['John',66.3,170.2],
['Jane',54.1,162.8],
['Jimmy',89.5,179.8]
file = input("Enter score file: ")
data = open(file).read().splitlines()
numbers = [float(x) for x in data if x != ""]
AVG = sum(numbers)/len(numbers)
MAX = max(numbers)
MIN = min(numbers)
for i in range(len(numbers)):
    print(f"Student #{i+1} score: {numbers[i]:.0f}")

print(f"Average score is {AVG:.2f}")
print(f"Minimum score is {MIN:.0f}")
print(f"Maximum score is {MAX:.0f}")