import requests
import json

url = "https://sheets.googleapis.com/v4/spreadsheets/xxxxxxxxxxxxxxx/values/Hoja1!A1:B1?key=xxxxxxxxxxx"

r = requests.get(url)

results = r.json()

print (results['values'])

url = "https://sheets.googleapis.com/v4/spreadsheets/xxxxxxxxxxxx/values/Hoja1!A1:B1?valueInputOption=USER_ENTERED?key=xxxxxxxxxxxxxx"

r = requests.put(url, data=data )

results = r.json()