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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 make_id(name):
 """ Create a random id combined with the creditor name. @return string consisting of name (truncated at 22 chars), -, 12 char rand hex string. """

    name = re.sub(r'[^a-zA-Z0-9]', '', name)
    r = get_rand_string(12)
    if len(name) > 22:
        name = name[:22]
    return name + "-" + r