dictionaries_demo.py

dict1 = {"a":1, "b":2, "c":3}
print(dict1)
print(type(dict1))
print(len(dict1))

print(dict1["a"])

print(dict1.get("a"))
print(dict1.keys())
print(dict1.values())
print(dict1.items())

dict1["a"] = 1
print(dict1)

dict1["d"] = 4
print(dict1)

dict1["a"] = 0
print(dict1)

dict1.update({"a": 1})
print(dict1)

dict1.pop("d")
print(dict1)

del dict1["c"]
print(dict1)

dict1["c"] = {"a":1, "b":2}
print(dict1)

dict2 = {}
print(dict2)

dict3 = dict()
print(dict3)