hash() — Expert Playground

Returns the hash value of an object (used in dicts and sets)

Python Playground

# hash() internals
import dis

def using_hash():
    return hash(42)

# Bytecode analysis
dis.dis(using_hash)

# Check if it's truly built-in
import builtins
print(f"\nhash is builtin: {hasattr(builtins, 'hash')}")
print(f"Type: {type(builtins.hash)}")

Output

Click "Run" to execute your code

Understanding the internal implementation helps optimize hot paths in performance-critical code.

Challenge

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

View all Expert examples for hash()