QtySold

Itemref = []
Itemqty = []
Itemqtysold = []
indexVal = 0
text = open("SampleData.txt","r")
for line in text:
  Rline = line.split()
  if (Rline[0] != "OrderDate"):
    if(Rline[3] not in Itemref):
      Itemref.append(Rline[3])
      Itemqty.append(int(Rline[4]))
      Itemqtysold.append(float(Rline[6]))
    else:
      indexVal = Itemref.index(Rline[3])
      Itemqty[indexVal] += int(Rline[4])
      Itemqtysold[indexVal] += float(Rline[6])
text.close()
print("Item   Qty sold    Total")
for a in range(len(Itemref)):
    print("%s  %s  %s"%(Itemref[a],Itemqty[a],Itemqtysold[a]))