Web Reference: Explore other people's solutions to Isogram in Python, and learn how others have solved the exercise. Isograms An isogram is a word that has no repeating letters, consecutive or non-consecutive. Implement a function that determines whether a string that contains only letters is an isogram. Assume the empty string is an isogram. Ignore letter case. Example Jun 20, 2016 · Implement a function that determines whether a string that contains only letters is an isogram. Assume the empty string is an isogram. Ignore letter case. Here is my code: string = string.lower() for char in string: if string.count(char) > 1: return False else: return True.
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