Mini-projekt: tabela rekordów

import csv
from pathlib import Path

def load_rekordy(path: Path) -> list[dict]:
    if not path.exists():
        return []
    with path.open("r", encoding="utf-8", newline="") as f:
        reader = csv.DictReader(f)
        return [{"name": row["name"], "score": int(row["score"])} for row in reader]

def save_rekordy(path: Path, rekordy: list[dict]) -> None:
    with path.open("w", encoding="utf-8", newline="") as f:
        writer = csv.DictWriter(f, fieldnames=["name", "score"])
        writer.writeheader()
        writer.writerows(rekordy)

def top_n(rekordy: list[dict], n: int) -> list[dict]:
    return sorted(rekordy, key=lambda r: r["score"], reverse=True)[:n]

path = Path("rekordy.csv")
rekordy = load_rekordy(path)
rekordy.append({"name": "Carlos", "score": 1500})
save_rekordy(path, rekordy)

for zapis in top_n(rekordy, 3):
    print(zapis["name"], zapis["score"])