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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 boolean(text):
 """ An alternative to the "bool" argument type which interprets string values. """


    tmp = text.lower()
    if tmp.isdigit():
        return bool(int(tmp))
    elif tmp in ('t', 'true', 'on', 'yes'):
        return True
    elif tmp in ('f', 'false', 'off', 'no'):
        return False

    raise ValueError("invalid Boolean value %r" % text)