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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 _prepare_value(val, maxlen=50, notype=False):
 """ Stringify value `val`, ensuring that it is not too long. """

    if val is None or val is True or val is False:
        return str(val)
    sval = repr(val)
    sval = sval.replace("\n", " ").replace("\t", " ").replace("`", "'")
    if len(sval) > maxlen:
        sval = sval[:maxlen - 4] + "..." + sval[-1]
    if notype:
        return sval
    else:
        tval = checker_for_type(type(val)).name()
        return "%s of type %s" % (sval, tval)