is upper in python code example

Example 1: python convert string to lowercase

# By Alan W. Smith and Petar Ivanov
s = "Kilometer"
print(s.lower())

Example 2: isupper() in python

#!/usr/bin/python

str = "THIS IS STRING EXAMPLE....WOW!!!"; 
print str.isupper()
#Prints True
str = "THIS is string example....wow!!!";
print str.isupper()
#prints False