that's much better: def checkio(a): if len(set(a)) >= 3: if not 'password' in a.lower(): if 6 < len(a) <= 9: return any(map(str.isdigit, a)) and any(map(str.isalpha, a)) else: return len(a) > 9 else: return More

small and clear, that's great code. More

we loop over words and append it as a key to our dictionary. we lowercase the text and transform it to a list by split() than we count how many times words showed up in the text by count() and append it as value to our dictionary. More

good way of using list comprehension . More