invoice.py

itemData = {}

print('Reading rows...')
for row in range(10, 19):
	# Each row in the spreadsheet has data for one item.
	item  = sheet['A' + str(row)].value
	description = sheet['C' + str(row)].value
	ordered = sheet['J' + str(row)].value
	invoiced = sheet['M' + str(row)].value
	rate = sheet['N' + str(row)].value
	barcode = sheet['P' + str(row)].value
	amount = sheet['R' + str(row)].value
	print('{0: <16}'.format(item) + '{0: <24.20}'.format(description) +
		'{0: <4}'.format(ordered) + '{0: <3}'.format(invoiced) +
		'{0: <3}'.format(invoiced) + '{0: <13}'.format(barcode) +
		'{0: <4}'.format(amount))