Teilen Sie die Zeichenfolge in Wörter und Separatoren auf

def split_words_separators(an_input: str) -> list:
    """Returns two lists, one with words, and one with the separators used in input string"""
    merged = re.split(r"([ ,]+)", an_input)
    # the [::2] is to get the even indexes, which are the words
    # the [1::2] is to get the odd indexes, which are the separators
    return [merged[::2], merged[1::2]]
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