feat: Implement Polymarket API client for market and price data using py-clob-client with REST API fallbacks.

2026-02-07 01:56:47 +08:00
parent 499046424c
commit f9c425b984
2 changed files with 196 additions and 33 deletions
@@ -0,0 +1,111 @@
+"""
+Polymarket 天气市场价格查询
+直接获取 YES/NO 的真实买入价格（Ask）
+"""
+import requests
+
+# ============ 配置 ============
+# 替换成你要查的 token_id（从 Gamma API 获取）
+YES_TOKEN_ID = "你的YES_token_id"
+NO_TOKEN_ID = "你的NO_token_id"
+
+CLOB_BASE = "https://clob.polymarket.com"
+GAMMA_BASE = "https://gamma-api.polymarket.com"
+# ============ 方法1: 快速查价格 ============
+def get_price(token_id, side="buy"):
+"""获取单个 token 的买入/卖出价格"""
+resp = requests.get(f"{CLOB_BASE}/price", params={
+"token_id": token_id,
+"side": side.upper()
+})
+data = resp.json()
+return float(data.get("price", 0))
+
+# ============ 方法2: 查完整盘口 ============
+def get_orderbook(token_id):
+"""获取完整 orderbook，含深度"""
+resp = requests.get(f"{CLOB_BASE}/book", params={
+"token_id": token_id
+})
+return resp.json()
+
+# ============ 方法3: 从 Gamma 发现天气市场 ============
+def discover_weather_markets(city="New York"):
+"""自动发现天气市场，获取 token_id"""
+resp = requests.get(f"{GAMMA_BASE}/markets", params={
+"tag": "weather",
+"closed": "false",
+"limit": 50
+})
+markets = resp.json()
+results = []
+for m in markets:
+if city.lower() in m.get("question", "").lower():
+tokens = m.get("tokens", [])
+if len(tokens) >= 2:
+    yes_token = None
+    no_token = None
+    for t in tokens:
+        if t.get("outcome") == "Yes":
+            yes_token = t["token_id"]
+        else:
+            no_token = t["token_id"]
+    if yes_token and no_token:
+        results.append({
+            "question": m["question"],
+            "yes_token": yes_token,
+            "no_token": no_token,
+            "slug": m.get("market_slug", "")
+        })
+return results
+
+
+# ============ 主流程 ============
+def main():
+print("📡 正在发现 NYC 天气市场...\n")
+markets = discover_weather_markets("New York")
+if not markets:
+print("❌ 未找到天气市场，检查 Gamma API")
+return
+
+print(f"✅ 找到 {len(markets)} 个市场\n")
+print("=" * 55)
+
+for m in markets[:10]:
+q = m["question"]
+yes_id = m["yes_token"]
+no_id = m["no_token"]
+
+# 获取真实 Ask 价格
+yes_ask = get_price(yes_id, "buy")
+no_ask = get_price(no_id, "buy")
+
+# 获取 Bid
+yes_bid = get_price(yes_id, "sell")
+
+spread = yes_ask - yes_bid if yes_ask and yes_bid else None
+
+# 获取盘口深度
+book = get_orderbook(yes_id)
+ask_depth = sum(float(o.get("size", 0)) for o in book.get("asks", [])[:3])
+bid_depth = sum(float(o.get("size", 0)) for o in book.get("bids", [])[:3])
+
+# 流动性判断
+if ask_depth < 50:
+liq = "🔴枯竭"
+elif ask_depth < 500:
+liq = "🟡正常"
+else:
+liq = "🟢充裕"
+
+print(f"\n📊 {q}")
+print(f" YES Ask: {yes_ask*100:.1f}¢ | NO Ask: {no_ask*100:.1f}¢")
+print(f" YES Bid: {yes_bid*100:.1f}¢ | Spread: {spread*100:.1f}¢" if spread else " YES Bid: --")
+print(f" 深度: Ask ${ask_depth:.0f} | Bid ${bid_depth:.0f} | {liq}")
+print(f" 🔗 https://polymarket.com/event/{m['slug']}")
+
+print("\n" + "=" * 55)
+print("💡 价格单位: Ask = 你买入要付的价格")
+
+if __name__ == "__main__":
+main()