From 6c5f8c7ad032fe496136b1e11af9ac997a8b0a95 Mon Sep 17 00:00:00 2001
From: JasonOA888 <JasonOA888@users.noreply.github.com>
Date: Tue, 31 Mar 2026 14:20:02 +0800
Subject: [PATCH] refactor: clean up imports per PEP 8

Remove unused os and _clean_dataframe imports, group by stdlib/third-party/local.
---
 tradingagents/dataflows/y_finance.py | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/tradingagents/dataflows/y_finance.py b/tradingagents/dataflows/y_finance.py
index 8f9bfe71..19c35313 100644
--- a/tradingagents/dataflows/y_finance.py
+++ b/tradingagents/dataflows/y_finance.py
@@ -1,10 +1,16 @@
-from typing import Annotated
 from datetime import datetime
+from typing import Annotated
+
 from dateutil.relativedelta import relativedelta
 import pandas as pd
 import yfinance as yf
-import os
-from .stockstats_utils import StockstatsUtils, _clean_dataframe, yf_retry, load_ohlcv, filter_financials_by_date
+
+from .stockstats_utils import (
+    StockstatsUtils,
+    filter_financials_by_date,
+    load_ohlcv,
+    yf_retry,
+)
 
 def get_YFin_data_online(
     symbol: Annotated[str, "ticker symbol of the company"],