from datetime import datetime

def days_between(date_from: str, date_to: str) -> int:
    # Parsea ambas fechas y retorna la diferencia en días
    date_begin = datetime.strptime(date_from, "%Y-%m-%d")
    date_end = datetime.strptime(date_to, "%Y-%m-%d")

    return (date_end - date_begin).days