Entropy experiment

entropy.py

"""Entropy experiment."""
from dataclasses import dataclass
from math import inf
from secrets import randbits

DEFAULT_STEP: int = 64  # shall we use bigger step?


@dataclass
class Entropy:
    """<3 entropy"""
    state: int
    iteration: int = 0


def has_heath_death(entropy: Entropy) -> bool:
    """Are we death?

    Returns True or False, if you are lucky.

    """
    return entropy.state == inf


def increase_entropy(entropy: Entropy, step: int = DEFAULT_STEP) -> int:
    """Because why not.

    Returns entropy change delta.

    """
    current_state = entropy.state

    entropy.iteration += 1
    entropy.state = randbits(entropy.iteration)

    return abs(current_state - entropy.state)


def main(initial_state: int, increase_step: int) -> int:
    """Execution entrypoint."""
    entropy = Entropy(initial_state)

    delta = 0
    while not has_heath_death(entropy):
        print(f"Still alive!\tEntropy Delta: {delta:x}")
        delta = increase_entropy(entropy)

    print("You dead. Long live Vim")

    return -1


if __name__ == "__main__":
    import random
    import os
    import sys

    # For reproduceability (Yeah, I don't know how to spell :P)
    random.seed(int(os.getenv("RANDOM_SEED", 0)))

    initial_step = int(os.getenv("ENTROPY_INITIAL_STATE", 0))
    increase_step = int(os.getenv("ENTROPY_INCREASE_STEP", 1))

    sys.exit(main(initial_step, increase_step))