Person=[{"NAME":"Peter","AGE":50},{"NAME":"mary","AGE":10}] print(Person[0]["NAME"],Person[0]["AGE"]) people = [{"NAME": "Peter", "AGE": 50}, {"NAME": "Mary", "AGE": 10}] print(people[1]["NAME"], people[1]["AGE"]) a=1,2 print(id(a)) print(a[0]) #a[0]=3 a=3,4 print(id(a)) print(a)