합성 데이터 생성을 위한 유용한 Python 스크립트 5가지

def choose_plan():
    roll = random.random()
    if roll < 0.5: return "Free"
    elif roll < 0.8: return "Basic"
    elif roll < 0.95: return "Pro"
    else: return "Enterprise"

def generate_spend(age, plan):
    base = {"Free": 0, "Basic": 20, "Pro": 50, "Enterprise": 200}[plan]
    if plan != "Free":
        base += random.uniform(0, 50)
    if age >= 40:
        base *= 1.15
    return round(base, 2)

for ts in (start + timedelta(hours=i) for i in range(24 * 7)):
    base = 80
    hour = ts.hour
    if 8 <= hour <= 11:
        base += 60
    elif 18 <= hour <= 21:
        base += 40
    elif 0 <= hour <= 5:
        base -= 30
    visits = max(0, int(random.gauss(base, 15)))
    rows.append({"timestamp": ts.isoformat(), "visits": visits})

for user_id in range(1, 201):
    event_count = random.randint(5, 30)
    current_time = start + timedelta(days=random.randint(0, 10))
    for _ in range(event_count):
        event = random.choice(events)
        if event == "purchase" and random.random() < 0.6:
            value = round(random.uniform(10, 300), 2)
        else:
            value = 0.0
        rows.append({
            "user_id": f"USER{user_id:04d}",
            "event_time": current_time.isoformat(),
            "event_name": event,
            "event_value": value
        })
        current_time += timedelta(minutes=random.randint(1, 180))