class VideoPricer

	def price(imdbId)
		price = 4.95
		rating = ImdbRatings.new().fetchRating(imdbId)
		#premium title
		if(rating >= 8.0)
			price += 1.0
		end
		#bargain bucket
		if(rating < 4.0)
			price -= 1.0
		end
		return price
	end
end

class ImdbRatings
	def fetchRating(imdbId)
		# code to get rating from IMDB API
	end
end