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Bummer: product_sales threw an exception when given the argument (10.5, 2)
Treehouse, let's talk about this exception. It doesn't happen on my console
>>> product_sales(10.5, 2) 21.0 >>>
prices = [ (6.99, 5), (2.94, 15), (156.99, 2), (99.99, 4), (1.82, 102) ] def product_sales(price, units): return price * units
Chris FreemanTreehouse Moderator 68,404 Points
Your are close. In the directions it says "function named product_sales that takes a single two-member tuple". So instead, you may have:
def product_sales(tuple_value): price, units = tuple_value # ...