运行结果尺寸: 625 x 591
x
 
car = {
  "brand": "Ford",
  "model": "Mustang",
  "year": 1964
}
x = car.items()
car["year"] = 2018
print(x)
dict_items([('brand', 'Ford'), ('model', 'Mustang'), ('year', 2018)])