知微
50 lines
1.8 KiB
Python
50 lines
1.8 KiB
Python
"""Test Eastmoney rate limit — find safe interval between requests"""
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import urllib.request, json, time
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UA = 'Mozilla/5.0'
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CODE = '00700'
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url = f"https://push2.eastmoney.com/api/qt/stock/get?secid=116.{CODE}&fields=f43,f170&fltt=2"
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def try_fetch():
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start = time.time()
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try:
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req = urllib.request.Request(url, headers={"User-Agent": UA})
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with urllib.request.urlopen(req, timeout=5) as r:
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resp = json.loads(r.read().decode("utf-8"))
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elapsed = time.time() - start
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return True, elapsed, resp.get('data', {}).get('f43', '?'), ''
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except Exception as e:
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elapsed = time.time() - start
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return False, elapsed, 0, str(e)[:50]
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# Test 1: single request
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ok, t, price, err = try_fetch()
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print(f"Single: {'OK' if ok else 'FAIL'} in {t:.2f}s price={price} {err}")
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if ok:
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# If it works, test minimal interval
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for delay in [0.5, 1, 2, 3, 5]:
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time.sleep(delay)
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ok2, t2, p2, e2 = try_fetch()
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print(f"After {delay:.1f}s: {'OK' if ok2 else 'FAIL'} in {t2:.2f}s price={p2} {e2}")
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if not ok2:
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print(f" -> Rate limited! Need > {delay}s between requests")
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else:
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# Currently blocked, wait and retry
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print("Currently blocked. Waiting 10s then retry...")
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time.sleep(10)
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ok, t, price, err = try_fetch()
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print(f"After 10s: {'OK' if ok else 'FAIL'} in {t:.2f}s price={price} {err}")
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if ok:
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time.sleep(2)
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ok2, t2, p2, e2 = try_fetch()
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print(f"After +2s: {'OK' if ok2 else 'FAIL'} in {t2:.2f}s price={p2} {e2}")
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else:
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for w in [20, 30, 60]:
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print(f"Waiting {w}s...")
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time.sleep(w)
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ok, t, price, err = try_fetch()
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print(f"After {w}s: {'OK' if ok else 'FAIL'} in {t:.2f}s price={price} {err}")
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if ok:
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break
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