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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 remove_blanks(letters: List[str]):
 """ Given a list of letters, remove any empty strings. :param letters: :return: ['a', 'b', 'c'] """

    cleaned = []
    for letter in letters:
        if letter != "":
            cleaned.append(letter)
    return cleaned