how to check for lowercase letters in python code example
Example 1: how to check if a letter is lowercase in python
for c in s:
if c.islower():
print c
Example 2: how do you change a string to only uppercase in python
original = Hello, World!
#both of these work
upper = original.upper()
upper = upper(original)
Example 3: python how to detect if uppercase is used in input
isupper()
islower()