immutabledict_quickstart_initialization_and_immutability_demo.py

1from immutabledict import immutabledict
2
3# Create an immutable dictionary
4data = immutabledict({"apple": 1, "banana": 2})
5
6print(data["apple"])  # 1
7print(len(data))      # 2
8
9# Attempting to modify will raise a TypeError
10try:
11    data["apple"] = 3
12except TypeError as e:
13    print(f"Error: {e}")
14
15# Creating a new immutabledict from an existing one with updates
16new_data = data.set("cherry", 3)
17print(new_data)  # immutabledict({'apple': 1, 'banana': 2, 'cherry': 3})