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	<title>信易科技用户论坛| chenmaomin | 动态</title>
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				<title>chenmaomin 提了一个新问题 问题</title>
				<link>https://forum.shinnytech.com/?p=25931</link>
				<pubDate>Mon, 22 Sep 2025 16:49:16 +0800</pubDate>

									<content:encoded><![CDATA[<p>这段回测代码为啥出现严重的内存泄漏，感觉没问题啊，就剩下最简单的数据接收部分，还是泄漏<br />
from tqsdk import TqApi, TqSim, TqAuth<br />
from tqsdk import TqBacktest, BacktestFinished<br />
from tqsdk.tafunc import time_to_str<br />
import datetime<br />
 start_date=dat [&hellip;]</p>
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				<title>chenmaomin 提了一个新问题 问题</title>
				<link>https://www.shinnytech.com/?p=22928</link>
				<pubDate>Sat, 24 Sep 2022 05:14:50 +0800</pubDate>

									<content:encoded><![CDATA[<p>&#8230;&#8230;libsite-packagestqsdkobjs_not_entity.py:289: FutureWarning: In a future version, `df.iloc[:, i] = newvals` will attempt to set the values inplace instead of always setting a new array. To retain the old [&hellip;]</p>
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				<title>chenmaomin 提了一个新问题 问题</title>
				<link>https://www.shinnytech.com/?p=22623</link>
				<pubDate>Sat, 20 Aug 2022 15:43:26 +0800</pubDate>

									<content:encoded><![CDATA[<p>用api.query_cont_quotes()读取全部品种的主力合约列表，共71个主力合约，想用api.get_kline_serial()函数调取这些主力合约的K线，发现symbol参数列表里超过两个就出错，用循环一个一个调也是调了两个后就出错，怎么解决啊？</p>
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