Answers for "all character uppercase and lowercase python"

converting capital letters to lowercase and viceversa in python

s=input()
new_str=""
for i in range (len(s)):
    if s[i].isupper():
        new_str+=s[i].lower()
    elif s[i].islower():
        new_str+=s[i].upper()
    else:
        new_str+=s[i]
print(new_str)

python - how many letters are capital in a string

def n_upper_chars(string):
    return sum(map(str.isupper, string))