库存 库存积压 检测 代理

import requests, json, pandas as pd

API_INVENTORY = "https://api.example.com/v2/inventory"

def fetch_overstock(days_cover=60):
    resp = requests.get(API_INVENTORY, params={"status": "active"})
    items = resp.json().get("items", [])
    overstock = []
    for item in items:
        daily_sales = item.get("avg_daily_sales", 0)
        if daily_sales == 0: continue
        cover_days = item["qty"] / daily_sales
        if cover_days >= days_cover:
            carrying = round(item["total_cost"] * 0.06, 2)
            overstock.append({**item, "cover_days": cover_days, "carrying_cost": carrying})
    return sorted(overstock, key=lambda x: x["total_cost"], reverse=True)

def suggest_promo(item):
    margin = item.get("margin_pct", 0)
    if margin > 40: return "Flash sale 30%"
    if margin > 25: return "Bundle deal"
    return "Clearance 50%"

overstock = fetch_overstock(60)
for o in overstock:
    o["promo"] = suggest_promo(o)
print(json.dumps(overstock, indent=2))