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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 move_forward(num_steps):
 """Moves the pen forward a few steps in the direction that its "turtle" is facing. Arguments: num_steps - a number like 20. A bigger number makes the pen move farther. """

    assert int(num_steps) == num_steps, "move_forward() only accepts integers, but you gave it " + str(num_steps)

    _make_cnc_request("move.forward./" + str(num_steps))

    state['turtle'].forward(num_steps)