hash — Easy Playground

Returns the hash value; required for dict key or set member

Python Playground

class Color:
    def __init__(self, r, g, b):
        self.r = r
        self.g = g
        self.b = b

    def __hash__(self):
        return hash((self.r, self.g, self.b))

    def __eq__(self, other):
        return (self.r, self.g, self.b) == (other.r, other.g, other.b)

colors = {Color(255, 0, 0): "red", Color(0, 255, 0): "green"}
print(colors[Color(255, 0, 0)])

Output

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__hash__ returns the hash value; required for dict key or set member. Implementing it lets you customize how Python interacts with your objects.

Challenge

Try modifying the code above to explore different behaviors. Can you extend the example to handle a new use case?

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__hash__ — Easy Playground

Challenge

hash — Easy Playground