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fix: correct TR_ID, path, and params for fetch_market_rankings (#155)
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Three bugs found by comparing against KIS official GitHub examples:

1. FID_COND_SCR_DIV_CODE: "20001" → "20171" (volume-rank screen code)
2. FID_TRGT_EXLS_CLS_CODE: "000000" (6-digit) → "0000000000" (10-digit)
3. fluctuation ranking:
   - TR_ID: "FHPST01710100" (invalid) → "FHPST01700000"
   - path: /quotations/volume-rank → /ranking/fluctuation
   - params: volume-rank params → lowercase fluctuation-specific params
     (fid_rank_sort_cls_code, fid_input_cnt_1, fid_prc_cls_code,
      fid_rsfl_rate1, fid_rsfl_rate2, etc.)

Note: VTS (paper trading) does not return data from ranking APIs regardless
of parameter correctness — this is a KIS policy restriction, not a code bug.
These fixes ensure correct behavior when switching to a live account.

Tests: TestFetchMarketRankings (3 tests) added to test_broker.py

Closes #155

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
agentson
2026-02-19 10:25:38 +09:00
parent c76e2dfed5
commit 2e550f8b58
2 changed files with 118 additions and 19 deletions
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56
src/broker/kis_api.py
View File

@@ -304,26 +304,46 @@ class KISBroker:
await self._rate_limiter.acquire()
session = self._get_session()
# TR_ID for volume ranking
tr_id = "FHPST01710000" if ranking_type == "volume" else "FHPST01710100"
if ranking_type == "volume":
# 거래량순위: FHPST01710000 / /quotations/volume-rank
tr_id = "FHPST01710000"
url = f"{self._base_url}/uapi/domestic-stock/v1/quotations/volume-rank"
params: dict[str, str] = {
"FID_COND_MRKT_DIV_CODE": "J",
"FID_COND_SCR_DIV_CODE": "20171",
"FID_INPUT_ISCD": "0000",
"FID_DIV_CLS_CODE": "0",
"FID_BLNG_CLS_CODE": "0",
"FID_TRGT_CLS_CODE": "111111111",
"FID_TRGT_EXLS_CLS_CODE": "0000000000",
"FID_INPUT_PRICE_1": "0",
"FID_INPUT_PRICE_2": "0",
"FID_VOL_CNT": "0",
"FID_INPUT_DATE_1": "",
}
else:
# 등락률순위: FHPST01700000 / /ranking/fluctuation (소문자 파라미터)
tr_id = "FHPST01700000"
url = f"{self._base_url}/uapi/domestic-stock/v1/ranking/fluctuation"
params = {
"fid_cond_mrkt_div_code": "J",
"fid_cond_scr_div_code": "20170",
"fid_input_iscd": "0000",
"fid_rank_sort_cls_code": "0000",
"fid_input_cnt_1": str(limit),
"fid_prc_cls_code": "0",
"fid_input_price_1": "0",
"fid_input_price_2": "0",
"fid_vol_cnt": "0",
"fid_trgt_cls_code": "0",
"fid_trgt_exls_cls_code": "0",
"fid_div_cls_code": "0",
"fid_rsfl_rate1": "0",
"fid_rsfl_rate2": "0",
}
headers = await self._auth_headers(tr_id)
params = {
"FID_COND_MRKT_DIV_CODE": "J", # Stock/ETF/ETN
"FID_COND_SCR_DIV_CODE": "20001", # Volume surge
"FID_INPUT_ISCD": "0000", # All stocks
"FID_DIV_CLS_CODE": "0", # All types
"FID_BLNG_CLS_CODE": "0",
"FID_TRGT_CLS_CODE": "111111111",
"FID_TRGT_EXLS_CLS_CODE": "000000",
"FID_INPUT_PRICE_1": "0",
"FID_INPUT_PRICE_2": "0",
"FID_VOL_CNT": "0",
"FID_INPUT_DATE_1": "",
}
url = f"{self._base_url}/uapi/domestic-stock/v1/quotations/volume-rank"
try:
async with session.get(url, headers=headers, params=params) as resp:
if resp.status != 200: