gistfile1.py

orders = fileOps.openCsv1("cases.csv")

values = []
similarOrders = {}
custID = raw_input('__Enter customer ID:')
for key,val in orders.iteritems():
	if custID == key:
		values = val
for key,val in orders.iteritems():
	if custID != key:
		s1 = set(values)
		s2 = set(val)
		extraProducts = [x for x in s2 if x not in s1]
		similarProducts = [x for x in s2 if x in s1]
		print "There are",len(similarProducts),"similar Products to ",
		print custID," in order:",key," they are :",similarProducts
		print "extra products are:",extraProducts
		similarOrders[key] = len(similarProducts)