spinner2.py

def countdown(n, times_called=[0],):
    print(times_called[0], " ", n, " ")
    # print "frame: %s" % id(inspect.currentframe())
    times_called[0] += 1
    if n == 1:
        return times_called
    else:
        try:
            return countdown(n-1)
        except RuntimeError:
            n_frames = len(inspect.getouterframes(inspect.currentframe()))
            print("\nexception at %s, n of %s, stack height of %s" % (times_called[0], n, n_frames))
            # print [frame_printer(frame_tup[0]) for frame_tup in inspect.getouterframes(inspect.currentframe())][-20:]
            return countdown(n-1)


# Contrast with:
def countdown(n, times_called=[0],):
    print(times_called[0], " ", n, " ")
    # print "frame: %s" % id(inspect.currentframe())
    times_called[0] += 1
    if n == 1:
        return times_called
    else:
        try:
            return countdown(n-1)
        except RuntimeError:
            # n_frames = len(inspect.getouterframes(inspect.currentframe()))
            print("\nexception at %s, n of %s, stack height of %s" % (times_called[0], n, n))
            # print [frame_printer(frame_tup[0]) for frame_tup in inspect.getouterframes(inspect.currentframe())][-20:]
            return countdown(n-1)

# Frame jumping works differently