import random

import numpy as np


try:
    import torch
except Exception:  # pragma: no cover
    torch = None


def seed_everything(seed: int = 42) -> None:
    random.seed(seed)
    np.random.seed(seed)
    if torch is not None:
        torch.manual_seed(seed)
        if torch.cuda.is_available():
            torch.cuda.manual_seed_all(seed)