Note that in this article, wks means worksheet, ss means spreadsheet, gc means google client
easier way to acess sheet values:
for row in wks: print row
Access sheets by id:
wks1 = ss
Conversion of sheet data
usually all the values are converted to string while using get_* functions. But if you want then to retain their type, the change the value_render option to ValueRenderOption.UNFORMATTED_VALUE.