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# Empty Dictionaryd = {}# Dictionary with three itemsd = {"red":255, "green":0, "blue":128}d["red"]d["green"] = 127d["black"] = 0d.get("black")#d["cyan"]  # error, the key doesn't existd.get("cyan")#Membership"red" in d"cyan" in d#Methodd.keys()   #// Result: ['blue', 'black', 'green', 'red'] //d.values() #// Result: [128, 0, 127, 255] //d.items()  #// Result: [('blue', 128), ('black', 0), ('green', 127), ('red', 255)] //for key in d.keys():     print(d[key])for item in d.items():    print("{0} -> {1}".format(item[0], item[1]))

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