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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 _validate_iterable(iterable_type, value):
 """Convert the iterable to iterable_type, or raise a Configuration exception. """

    if isinstance(value, six.string_types):
        msg = "Invalid iterable of type(%s): %s"
        raise ValidationError(msg % (type(value), value))

    try:
        return iterable_type(value)
    except TypeError:
        raise ValidationError("Invalid iterable: %s" % (value))