def no_special_chars(data: str):
    """
    Checks whether data contain special chars.

    :param data: string to be checked
    :return: True if the data does not contain any special chars
    """
    special_chars = "~`!@#$%^&*()_-+={}[]:>;',</?*-+©|"
    for c in data:
        if c in special_chars:
            return False
    return True