""" Kata: Exes and Ohs 
#1 best pracitces solution by jolaf and others (including me, on second submission):

def xo(s):
    s = s.lower()
    return s.count('x') == s.count('o')

"""

def xo(s):
    s = s.lower()
    return s.count('x') == s.count('o')