Question

PYTHON,

write a function that accepts a text file's name and returns

a. the number of uppercase letters in the file

b. the number of lowercase letters in the file

c. the number digits in file

d. the number of whitespace characters in the file

Answer 1

def file_stats(filename):
    upper, lower, digits, whitespace = 0, 0, 0, 0
    try:
        with open(filename, 'r') as f:
            data = f.read()
            for ch in data:
                if ch.islower():
                    lower += 1
                elif ch.isupper():
                    upper += 1
                elif ch.isdigit():
                    digits += 1
                elif ch.isspace():
                    whitespace += 1
    except FileNotFoundError:
        pass
    return upper, lower, digits, whitespace


print(file_stats('input.txt'))