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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def delimit_words(string: str) -> Generator[str, None, None]: """ Delimit a string at word boundaries. :: ['i', 'want', 'to', 'believe'] :: ['S3', 'Bucket'] :: ['Route', '53'] """

    # TODO: Reimplement this
    wordlike_characters = ("<", ">", "!")
    current_word = ""
    for i, character in enumerate(string):
        if (
            not character.isalpha()
            and not character.isdigit()
            and character not in wordlike_characters
        ):
            if current_word:
                yield current_word
                current_word = ""
        elif not current_word:
            current_word += character
        elif character.isupper():
            if current_word[-1].isupper():
                current_word += character
            else:
                yield current_word
                current_word = character
        elif character.islower():
            if current_word[-1].isalpha():
                current_word += character
            else:
                yield current_word
                current_word = character
        elif character.isdigit():
            if current_word[-1].isdigit() or current_word[-1].isupper():
                current_word += character
            else:
                yield current_word
                current_word = character
        elif character in wordlike_characters:
            if current_word[-1] in wordlike_characters:
                current_word += character
            else:
                yield current_word
                current_word = character
    if current_word:
        yield current_word