<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def slice_to_numerical_args(slice_, num_examples):
 """Translate a slice's attributes into numerical attributes. Parameters slice_ : :class:`slice` Slice for which numerical attributes are wanted. num_examples : int Number of examples in the indexable that is to be sliced through. This determines the numerical value for the `stop` attribute in case it's `None`. """

        start = slice_.start if slice_.start is not None else 0
        stop = slice_.stop if slice_.stop is not None else num_examples
        step = slice_.step if slice_.step is not None else 1
        return start, stop, step