def access_sheet(key):
json_key = json.load(open('API Project-4af8ab99186b.json'))
sheet = ['https://spreadsheets.google.com/feeds']
sheet = SignedJwtAssertionCredentials(json_key['client_email'],
json_key['private_key'], sheet)
sheet = gspread.authorize(sheet)
sheet = sheet.open_by_key(key)
return sheet
