{"id":2147,"date":"2025-04-13T07:22:00","date_gmt":"2025-04-12T23:22:00","guid":{"rendered":"https:\/\/blog.laoyulaoyu.top\/?p=2147"},"modified":"2025-03-25T16:27:02","modified_gmt":"2025-03-25T08:27:02","slug":"python-streamlit%ef%bc%9a%e4%b8%80%e9%94%ae%e5%ae%9e%e7%8e%b0%e8%82%a1%e7%a5%a8%e8%b6%8b%e5%8a%bf%e5%88%86%e6%9e%90%e5%8f%af%e8%a7%86%e5%8c%96%ef%bc%8c%e5%b8%a6%e4%bd%a0%e7%9c%8b%e6%b8%85%e6%8a%95","status":"publish","type":"post","link":"https:\/\/laoyulaoyu.com\/index.php\/2025\/04\/13\/python-streamlit%ef%bc%9a%e4%b8%80%e9%94%ae%e5%ae%9e%e7%8e%b0%e8%82%a1%e7%a5%a8%e8%b6%8b%e5%8a%bf%e5%88%86%e6%9e%90%e5%8f%af%e8%a7%86%e5%8c%96%ef%bc%8c%e5%b8%a6%e4%bd%a0%e7%9c%8b%e6%b8%85%e6%8a%95\/","title":{"rendered":"Python + Streamlit\uff1a\u4e00\u952e\u5b9e\u73b0\u80a1\u7968\u8d8b\u52bf\u5206\u6790\u53ef\u89c6\u5316\uff0c\u5e26\u4f60\u770b\u6e05\u6295\u8d44\u65b9\u5411\uff08\u9644\u5de5\u5177\uff09"},"content":{"rendered":"\n<p>\u4f5c\u8005\uff1a<a href=\"https:\/\/www.laoyulaoyu.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u8001\u4f59\u635e\u9c7c<\/a><\/p>\n\n\n\n<p><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-cyan-bluish-gray-color\">\u539f\u521b\u4e0d\u6613\uff0c\u8f6c\u8f7d\u8bf7\u6807\u660e\u51fa\u5904\u53ca\u539f\u4f5c\u8005\u3002<\/mark><\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.laoyulaoyu.com\/wp-content\/uploads\/2025\/03\/\u5fae\u4fe1\u56fe\u7247_20250325141036.png\" alt=\"\" class=\"wp-image-4692\"\/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<pre class=\"wp-block-verse\"><strong>\u5199\u5728\u524d\u9762\u7684\u8bdd\uff1a<\/strong>\u5728\u80a1\u5e02\u7684\u6d6a\u6f6e\u91cc\uff0c\u6211\u4eec\u90fd\u6000\u63e3\u7740\u8d22\u5bcc\u589e\u503c\u7684\u68a6\u60f3\u3002\u53ef\u9762\u5bf9\u590d\u6742\u591a\u53d8\u7684\u80a1\u7968\u8d70\u52bf\uff0c\u600e\u6837\u624d\u80fd\u62e8\u5f00\u8ff7\u96fe\uff0c\u627e\u51c6\u6295\u8d44\u65b9\u5411\u5462\uff1f\u4eca\u5929\u5c31\u7ed9\u5927\u5bb6\u5206\u4eab\u4e00\u4e2a\u8d85\u5b9e\u7528\u7684\u65b9\u6cd5\uff1a<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">\u5229\u7528 Python \u548c Streamlit \u5b9e\u73b0\u80a1\u7968\u8d8b\u52bf\u7684\u53ef\u89c6\u5316\u5206\u6790<\/mark>\uff0c\u5927\u5bb6\u8d76\u7d27\u7801\u4f4f\uff01<\/pre>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u4e00\u3001\u4ec0\u4e48\u662f\u80a1\u7968\u8d8b\u52bf\u5206\u6790\uff1f<\/strong><\/h2>\n\n\n\n<p>\u7b80\u5355\u6765\u8bf4\uff0c\u80a1\u7968\u8d8b\u52bf\u5c31\u662f\u80a1\u7968\u5e02\u573a\u5728\u67d0\u6bb5\u65f6\u95f4\u5185\u7684\u603b\u4f53\u8d70\u5411\u3002\u4e00\u822c\u53ef\u4ee5\u628a\u5b83\u5206\u4e3a\u4e09\u79cd\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.laoyulaoyu.com\/wp-content\/uploads\/2025\/03\/Opening-Range-Indicator-visual-selection-1.png\" alt=\"\" class=\"wp-image-4693\"\/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u4e0a\u5347\u8d8b\u52bf<\/strong>\uff1a\u8fd9\u79cd\u8d8b\u52bf\u4e0b\uff0c\u80a1\u7968\u4ef7\u683c\u5c31\u50cf\u5750\u4e86\u706b\u7bad\u4e00\u6837\uff0c\u8e6d\u8e6d\u5f80\u4e0a\u6da8\uff0c\u4e70\u4e86\u8fd9\u53ea\u80a1\u7968\u7684\u4eba\u5fc3\u91cc\u80af\u5b9a\u4e50\u5f00\u4e86\u82b1\u3002<\/li>\n\n\n\n<li><strong>\u4e0b\u964d\u8d8b\u52bf<\/strong>\uff1a\u548c\u4e0a\u5347\u8d8b\u52bf\u76f8\u53cd\uff0c\u80a1\u7968\u4ef7\u683c\u6301\u7eed\u4e0b\u8dcc\uff0c\u6301\u6709\u80a1\u7968\u7684\u4eba\u4f30\u8ba1\u5f97\u6101\u574f\u4e86\u3002<\/li>\n\n\n\n<li><strong>\u6a2a\u76d8\u8d8b\u52bf<\/strong>\uff1a\u8fd9\u65f6\u5019\u80a1\u7968\u5e02\u573a\u5c31\u50cf\u5728 \u201c\u539f\u5730\u8e0f\u6b65\u201d\uff0c\u4ef7\u683c\u5728\u4e00\u4e2a\u76f8\u5bf9\u7a33\u5b9a\u7684\u533a\u95f4\u5185\u6ce2\u52a8\uff0c\u4e70\u5356\u53cc\u65b9\u597d\u50cf\u90fd\u6709\u70b9\u72b9\u8c6b\u4e0d\u51b3\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u4e86\u89e3\u8fd9\u4e9b\u8d8b\u52bf\u53ef\u4e0d\u4ec5\u4ec5\u662f\u6ee1\u8db3\u597d\u5947\u5fc3\uff0c\u66f4\u91cd\u8981\u7684\u662f\uff0c\u5b83\u80fd\u5e2e\u4f60\u5236\u5b9a\u51fa\u66f4\u9760\u8c31\u7684\u6295\u8d44\u7b56\u7565\uff0c\u5728\u80a1\u5e02\u91cc\u591a\u8d5a\u94b1\u3002<\/p>\n\n\n\n<p>\u90a3\u80a1\u7968\u8d8b\u52bf\u5206\u6790\u4e3a\u4ec0\u4e48\u663e\u5f97\u8fd9\u4e48\u91cd\u8981\uff1f\u4e3b\u8981\u662f\u56e0\u4e3a\u4ee5\u4e0b\u51e0\u70b9\u539f\u56e0\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.laoyulaoyu.com\/wp-content\/uploads\/2025\/03\/image-99.png\" alt=\"\" class=\"wp-image-4694\"\/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5206\u6790\u5386\u53f2\u4e1a\u7ee9<\/strong>\uff1a\u901a\u8fc7\u7814\u7a76\u80a1\u7968\u7684\u5386\u53f2\u6570\u636e\uff0c\u6211\u4eec\u80fd\u53d1\u73b0\u4e00\u4e9b\u89c4\u5f8b\u548c\u6a21\u5f0f\uff0c\u8fd9\u4e9b\u4fe1\u606f\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u9884\u6d4b\u80a1\u7968\u672a\u6765\u7684\u8d70\u52bf\u3002\u6211\u4eec\u53ef\u4ee5\u91cd\u70b9\u5173\u6ce8 200 \u5929\u7b80\u5355\u79fb\u52a8\u5e73\u5747\u7ebf\uff08SMA\uff09\uff0c\u5b83\u80fd\u8ba9\u6211\u4eec\u66f4\u76f4\u89c2\u5730\u4e86\u89e3\u80a1\u7968\u4ef7\u683c\u7684\u53d8\u5316\u8d8b\u52bf\u3002<\/li>\n\n\n\n<li><strong>\u628a\u63e1\u6295\u8d44\u65f6\u673a<\/strong>\uff1a\u77e5\u9053\u80a1\u7968\u662f\u5904\u4e8e\u4e0a\u5347\u8d8b\u52bf\u8fd8\u662f\u4e0b\u964d\u8d8b\u52bf\uff0c\u5bf9\u6211\u4eec\u4ec0\u4e48\u65f6\u5019\u4e70\u5165\u548c\u5356\u51fa\u80a1\u7968\u975e\u5e38\u5173\u952e\u3002\u5728\u4e0a\u5347\u8d8b\u52bf\u4e2d\u4e70\u5165\u80a1\u7968\uff0c\u968f\u7740\u80a1\u4ef7\u7684\u4e0a\u6da8\uff0c\u6211\u4eec\u5c31\u80fd\u83b7\u5f97\u4e0d\u9519\u7684\u6536\u76ca\uff1b\u76f8\u53cd\uff0c\u5982\u679c\u5728\u4e0b\u964d\u8d8b\u52bf\u4e2d\u4e70\u5165\uff0c\u53ef\u80fd\u5c31\u4f1a\u4e8f\u635f\u3002\u6240\u4ee5\uff0c\u628a\u63e1\u597d\u6295\u8d44\u65f6\u673a\uff0c\u80fd\u8ba9\u6211\u4eec\u7684\u6536\u76ca\u6700\u5927\u5316\u3002<\/li>\n\n\n\n<li><strong>\u63a7\u5236\u6295\u8d44\u98ce\u9669<\/strong>\uff1a\u4e86\u89e3\u80a1\u7968\u8d8b\u52bf\u7684\u5468\u671f\uff0c\u8fd8\u80fd\u5e2e\u52a9\u6211\u4eec\u66f4\u597d\u5730\u63a7\u5236\u98ce\u9669\u3002\u6bd4\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u6839\u636e\u8d8b\u52bf\u7684\u53d8\u5316\u8bbe\u7f6e\u6b62\u635f\u8ba2\u5355\uff0c\u5f53\u80a1\u7968\u4ef7\u683c\u4e0b\u8dcc\u5230\u4e00\u5b9a\u7a0b\u5ea6\u65f6\uff0c\u81ea\u52a8\u5356\u51fa\u80a1\u7968\uff0c\u8fd9\u6837\u5c31\u80fd\u907f\u514d\u635f\u5931\u8fdb\u4e00\u6b65\u6269\u5927\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u4e3a\u6b64\uff0c\u6211\u7f16\u5199\u4e86\u4e00\u4e2a\u80a1\u7968\u8d8b\u52bf\u7684\u53ef\u89c6\u5316\u5206\u6790\uff0c\u5b9e\u73b0\u8d77\u6765 so easy\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.laoyulaoyu.com\/wp-content\/uploads\/2025\/03\/\u5fae\u4fe1\u56fe\u7247_20250325141037-736x1024.png\" alt=\"\" class=\"wp-image-4695\"\/><\/figure>\n\n\n\n<p>\u4f53\u9a8c\u5730\u5740\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p><a href=\"https:\/\/trends-and-their-cycles-ejycvqsgshjo5eqz7fafog.streamlit.app\">https:\/\/trends-and-their-cycles-ejycvqsgshjo5eqz7fafog.streamlit.app<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u4e8c\u3001\u56db\u6b65\u641e\u5b9a\u53ef\u89c6\u5316\u80a1\u7968<strong>\u8d8b\u52bf\u5206\u6790<\/strong><\/strong><\/h2>\n\n\n\n<p>\u8bf4\u4e86\u8fd9\u4e48\u591a\uff0c\u5927\u5bb6\u80af\u5b9a\u60f3\u77e5\u9053\u600e\u4e48\u624d\u80fd\u66f4\u51c6\u786e\u5730\u53ef\u89c6\u5316\u5206\u6790\u80a1\u7968\u8d8b\u52bf\u5427\uff1f\u4eca\u5929\u6211\u5c31\u6559\u5927\u5bb6\u7528 \u6765\u5b9e\u73b0\u8fd9\u4e2a\u529f\u80fd\uff0c\u8ba9\u4f60\u8f7b\u677e\u638c\u63e1\u80a1\u7968\u8d70\u52bf\u5206\u6790\u6280\u5de7\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u6b65\u9aa4 1\uff1a<\/strong><strong>\u642d\u5efa\u5206\u6790\u5de5\u5177<\/strong><\/h3>\n\n\n\n<p>\u8981\u5f00\u542f\u6211\u4eec\u7684\u80a1\u7968\u8d8b\u52bf\u5206\u6790\u4e4b\u65c5\uff0c\u9996\u5148\u5f97\u51c6\u5907\u597d \u201c\u6b66\u5668\u201d\u3002Python\uff0c\u4f5c\u4e3a\u5f53\u4e0b\u6700\u70ed\u95e8\u7684\u7f16\u7a0b\u8bed\u8a00\u4e4b\u4e00\uff0c\u62e5\u6709\u5f3a\u5927\u7684\u6570\u636e\u5904\u7406\u548c\u5206\u6790\u80fd\u529b\uff0c\u5728\u91d1\u878d\u9886\u57df\u4e5f\u662f\u5927\u663e\u8eab\u624b\u3002\u800c Streamlit \u8fd9\u4e2a\u795e\u5947\u7684\u5de5\u5177\uff0c\u80fd\u8ba9\u6211\u4eec\u8f7b\u677e\u642d\u5efa\u51fa\u7f51\u9875\u5e94\u7528\uff0c\u628a\u5206\u6790\u7ed3\u679c\u76f4\u89c2\u5730\u5c55\u793a\u51fa\u6765\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import streamlit as st\nimport yfinance as yf\nimport pandas as pd\nimport plotly.graph_objects as go\nfrom datetime import datetime, timedelta\nfrom pathlib import Path\nimport appdirs as ad<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>streamlit<\/code>\uff1a\u7528\u6765\u642d\u5efa\u7f51\u9875\u5e94\u7528\u7a0b\u5e8f\u754c\u9762\uff0c\u65b9\u4fbf\u6211\u4eec\u64cd\u4f5c\u548c\u5c55\u793a\u5206\u6790\u7ed3\u679c\u3002<\/li>\n\n\n\n<li><code>yfinance<\/code>\uff1a\u53ef\u4ee5\u4ece\u96c5\u864e\u8d22\u7ecf\u83b7\u53d6\u80a1\u7968\u7684\u5386\u53f2\u6570\u636e\uff0c\u5305\u62ec\u5f00\u76d8\u4ef7\u3001\u6536\u76d8\u4ef7\u3001\u6700\u9ad8\u4ef7\u3001\u6700\u4f4e\u4ef7\u548c\u6210\u4ea4\u91cf\u7b49\u3002<\/li>\n\n\n\n<li><code>pandas<\/code>\uff1a\u8fd9\u662f\u4e00\u4e2a\u529f\u80fd\u5f3a\u5927\u7684\u6570\u636e\u5904\u7406\u548c\u5206\u6790\u5e93\uff0c\u80fd\u5e2e\u6211\u4eec\u5bf9\u80a1\u7968\u6570\u636e\u8fdb\u884c\u6574\u7406\u548c\u5206\u6790\u3002<\/li>\n\n\n\n<li><code>plotly.graph_objects<\/code>\uff1a\u7528\u4e8e\u521b\u5efa\u4ea4\u4e92\u5f0f\u7684\u7ed8\u56fe\u548c\u56fe\u8868\uff0c\u8ba9\u6211\u4eec\u80fd\u66f4\u76f4\u89c2\u5730\u770b\u5230\u80a1\u7968\u8d70\u52bf\u3002<\/li>\n\n\n\n<li><code>datetime<\/code>&nbsp;\u548c&nbsp;<code>timedelta<\/code>\uff1a\u5b83\u4eec\u4e3b\u8981\u8d1f\u8d23\u5904\u7406\u65e5\u671f\u548c\u65f6\u95f4\u76f8\u5173\u7684\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u6b65\u9aa4 2\uff1a\u786e\u5b9a\u5206\u6790\u76ee\u6807\u4e0e\u83b7\u53d6\u6570\u636e<\/strong><\/h3>\n\n\n\n<p>\u63a5\u7740\uff0c\u6211\u4eec\u8981\u6311\u9009\u4e00\u53ea\u80a1\u7968\u8fdb\u884c\u5206\u6790\u3002\u4ee3\u7801\u91cc\u5df2\u7ecf\u9884\u5148\u51c6\u5907\u4e86\u7f8e\u80a1\u4e2d\u70ed\u95e8\u7684 100 \u4e2a\u80a1\u7968\u4ee3\u7801\uff0c\u50cf\u82f9\u679c\uff08AAPL\uff09\u3001\u5fae\u8f6f\uff08MSFT\uff09\u7b49\uff0c\u5f53\u7136\u60a8\u4e5f\u53ef\u4ee5\u624b\u52a8\u8f93\u5165<code>yfinance<\/code>\u80fd\u8bc6\u522b\u7684\u80a1\u7968\u4ee3\u7801\uff08\u5305\u62ecA\u80a1\uff09\u3002<\/p>\n\n\n\n<p>\u662fStreamlit \u7684<code>selectbox<\/code>\u7ec4\u4ef6\u8ba9\u6211\u4eec\u53ef\u4ee5\u5f88\u65b9\u4fbf\u5730\u9009\u62e9\u81ea\u5df1\u611f\u5174\u8da3\u7684\u80a1\u7968\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>tickers = &#91;\n    'AAPL', 'MSFT', 'GOOGL', 'AMZN', 'META', 'TSLA', 'BRK-B', 'NVDA', 'JPM', 'JNJ',\n    'V', 'PG', 'UNH', 'HD', 'MA', 'DIS', 'PYPL', 'NFLX', 'CMCSA', 'PEP',\n    'VZ', 'T', 'MRK', 'INTC', 'CSCO', 'ABT', 'NKE', 'PFE', 'XOM', 'TMO',\n    'ACN', 'IBM', 'CVX', 'LLY', 'PM', 'WMT', 'MDT', 'COST', 'AMGN', 'TXN',\n    'AVGO', 'ADBE', 'QCOM', 'BMY', 'NOW', 'LMT', 'ISRG', 'SBUX', 'CAT',\n    'HON', 'NEM', 'SYY', 'AMAT', 'ATVI', 'CHTR', 'GILD', 'ADI', 'SYK', 'FISV',\n    'DHR', 'MMC', 'LRCX', 'SPGI', 'C', 'BA', 'ADP', 'CME', 'BIIB', 'MS',\n    'ZTS', 'GS', 'NTRS', 'LHX', 'MET', 'SRE', 'KMB', 'ADSK', 'NTES', 'CDW',\n    'CB', 'PXD', 'LNT', 'DOW', 'CARR', 'MPC', 'ETR', 'HIG', 'VRTX', 'NDAQ',\n    'FIS', 'DTE', 'TSN', 'OXY', 'MDLZ', 'PSA', 'CDK', 'MAR', 'FANG'\n]\nselected_ticker = st.selectbox('\u9009\u62e9\u80a1\u7968\u4ee3\u7801:', tickers)<\/code><\/pre>\n\n\n\n<p>\u6709\u4e86\u76ee\u6807\u80a1\u7968\uff0c\u4e0b\u4e00\u6b65\u5c31\u662f\u83b7\u53d6\u5b83\u7684\u5386\u53f2\u6570\u636e\u3002\u6211\u4eec\u8bbe\u5b9a\u4ece 2019 \u5e74 1 \u6708 1 \u65e5\u5230 2025 \u5e74 3 \u6708 24 \u65e5\u8fd9\u4e2a\u65f6\u95f4\u6bb5\u6765\u83b7\u53d6\u6570\u636e\uff0c\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>start_date = '2019-01-01'\nend_date = '2025-03-24'\n\nst.write(f\"\u5c1d\u8bd5\u4e0b\u8f7d {selected_ticker} \u7684\u6570\u636e\uff0c\u4ece {start_date} \u5230 {end_date}...\")\ndata = yf.download(selected_ticker, start=start_date, end=end_date, progress=False, timeout=10)\nif data.empty:\n    st.write(f\"\u65e0\u6cd5\u83b7\u53d6 {selected_ticker} \u7684\u6570\u636e\uff0c\u53ef\u80fd\u662f\u80a1\u7968\u4ee3\u7801\u65e0\u6548\u3001\u6570\u636e\u4e0d\u53ef\u7528\u6216 Yahoo Finance API \u9650\u5236\u3002\")\n    st.write(\"\u8bf7\u5c1d\u8bd5\u5176\u4ed6\u80a1\u7968\u4ee3\u7801\u6216\u7a0d\u540e\u91cd\u8bd5\u3002\")\n    st.stop()<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u6b65\u9aa4 3\uff1a\u8d8b\u52bf\u8ba1\u7b97\u4e0e\u5206\u6790<\/strong><\/h3>\n\n\n\n<p>\u5728\u8fd9\u5806\u6570\u636e\u91cc\uff0c\u6709\u4e2a\u5f88\u91cd\u8981\u7684\u6307\u6807 \u2014\u2014200 \u65e5\u79fb\u52a8\u5e73\u5747\u7ebf\uff08SMA_200\uff09\uff0c\u5b83\u80fd\u5e2e\u52a9\u6211\u4eec\u770b\u6e05\u80a1\u7968\u4ef7\u683c\u7684\u957f\u671f\u8d8b\u52bf\u3002\u8ba1\u7b97\u5b83\u7684\u4ee3\u7801\u5f88\u7b80\u5355\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>data&#91;'SMA_200'] = data&#91;'Close'].rolling(window=200).mean()<\/code><\/pre>\n\n\n\n<p>\u6709\u4e86 200 \u65e5\u79fb\u52a8\u5e73\u5747\u7ebf\uff0c\u63a5\u4e0b\u6765\u5c31\u8981\u786e\u5b9a\u80a1\u7968\u5904\u4e8e\u4e0a\u5347\u8d8b\u52bf\u8fd8\u662f\u4e0b\u964d\u8d8b\u52bf\uff0c\u4ee5\u53ca\u8fd9\u4e9b\u8d8b\u52bf\u7684\u5468\u671f\u3002\u4ee3\u7801\u901a\u8fc7\u6bd4\u8f83\u6bcf\u5929\u7684 200 \u65e5 SMA \u548c\u524d\u4e00\u5929\u7684 SMA \u6765\u5224\u65ad\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>for i in range(1, len(data)):\n    if pd.isna(data&#91;'SMA_200'].iloc&#91;i]) or pd.isna(data&#91;'SMA_200'].iloc&#91;i - 1]):\n        continue\n    if data&#91;'SMA_200'].iloc&#91;i] &gt; data&#91;'SMA_200'].iloc&#91;i - 1]:\n        if current_trend != 'uptrend':\n            if current_trend == 'downtrend' and downtrend_periods:\n                downtrend_periods&#91;-1]&#91;1] = data.index&#91;i - 1]\n            uptrend_periods.append(&#91;data.index&#91;i - 1], None])\n            current_trend = 'uptrend'\n    elif data&#91;'SMA_200'].iloc&#91;i] &lt; data&#91;'SMA_200'].iloc&#91;i - 1]:\n        if current_trend != 'downtrend':\n            if current_trend == 'uptrend' and uptrend_periods:\n                uptrend_periods&#91;-1]&#91;1] = data.index&#91;i - 1]\n            downtrend_periods.append(&#91;data.index&#91;i - 1], None])\n            current_trend = 'downtrend'<\/code><\/pre>\n\n\n\n<p>\u5982\u679c\u5f53\u5929\u7684 200 \u65e5 SMA \u5927\u4e8e\u524d\u4e00\u5929\uff0c\u80a1\u7968\u53ef\u80fd\u5904\u4e8e\u4e0a\u5347\u8d8b\u52bf\uff1b\u53cd\u4e4b\uff0c\u5219\u53ef\u80fd\u5904\u4e8e\u4e0b\u964d\u8d8b\u52bf\u3002\u7a0b\u5e8f\u4f1a\u628a\u8fd9\u4e9b\u8d8b\u52bf\u7684\u8d77\u59cb\u65f6\u95f4\u548c\u7ed3\u675f\u65f6\u95f4\u8bb0\u5f55\u4e0b\u6765\uff0c\u5f62\u6210\u4e00\u4e2a\u4e2a\u8d8b\u52bf\u5468\u671f\u3002<\/p>\n\n\n\n<p>\u4f46\u4e0d\u662f\u6240\u6709\u7684\u8d8b\u52bf\u5468\u671f\u90fd\u6709\u53c2\u8003\u4ef7\u503c\uff0c\u6211\u4eec\u5e0c\u671b\u4fdd\u7559\u90a3\u4e9b\u6301\u7eed\u65f6\u95f4\u8f83\u957f\u7684\u8d8b\u52bf\u3002\u4ee3\u7801\u4f1a\u8fc7\u6ee4\u6389\u6301\u7eed\u65f6\u95f4\u5c0f\u4e8e 50 \u5929\u7684\u8d8b\u52bf\u671f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>filtered_uptrend_periods = &#91;period for period in uptrend_periods if (period&#91;1] - period&#91;0]).days &gt; 50]\nfiltered_downtrend_periods = &#91;period for period in downtrend_periods if (period&#91;1] - period&#91;0]).days &gt; 50]<\/code><\/pre>\n\n\n\n<p>\u540c\u65f6\uff0c\u6ce8\u610f\u6211\u4eec\u8fd8\u4f1a\u5408\u5e76\u8fde\u7eed\u7684\u3001\u95f4\u9694\u5728 50 \u5929\u4ee5\u5185\u7684\u76f8\u540c\u8d8b\u52bf\u5468\u671f\u3002\u7ecf\u8fc7\u8fd9\u6837\u7684\u7b5b\u9009\u548c\u5408\u5e76\uff0c\u5f97\u5230\u7684\u8d8b\u52bf\u5468\u671f\u66f4\u80fd\u53cd\u6620\u80a1\u7968\u4ef7\u683c\u7684\u771f\u5b9e\u8d70\u5411\uff0c\u5206\u6790\u7ed3\u679c\u4e5f\u5c31\u66f4\u7cbe\u51c6\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u6b65\u9aa4 4\uff1a\u5206\u6790\u56fe\u8868\u5c55\u793a<\/strong><\/h3>\n\n\n\n<p>\u4e00\u5207\u51c6\u5907\u5c31\u7eea\uff0c\u6700\u540e\u5c31\u662f\u628a\u5206\u6790\u7ed3\u679c\u7528\u56fe\u8868\u5c55\u793a\u51fa\u6765\u3002\u8fd9\u91cc\u6211\u4eec\u7528<code>Plotly<\/code>\u6765\u521b\u5efa\u56fe\u8868\uff0c\u5e76\u5728\u56fe\u8868\u4e0b\u65b9\u628a\u8d8b\u52bf\u5468\u671f\u7684\u6570\u91cf\u4ee5\u53ca\u6bcf\u4e2a\u5468\u671f\u7684\u8be6\u7ec6\u4fe1\u606f\u5c55\u793a\u51fa\u6765\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>fig = go.Figure()\n\nfig.add_trace(go.Scatter(\n    x=data.index,\n    y=data&#91;'Close'],\n    mode='lines',\n    name=f'{selected_ticker} \u6536\u76d8\u4ef7',\n    line=dict(color='blue')\n))\n\nfig.add_trace(go.Scatter(\n    x=data.index,\n    y=data&#91;'SMA_200'],\n    mode='lines',\n    name='200\u65e5\u79fb\u52a8\u5e73\u5747\u7ebf(\u5b8c\u6574)',\n    line=dict(color='gray', dash='dash')\n))\n\n# \u7bc7\u5e45\u6240\u9650\uff0c\u5b8c\u6574\u4ee3\u7801\u5728\u6587\u672b\u4e0b\u8f7d\u3002\n\n# \u5728\u56fe\u8868\u4e0b\u65b9\u663e\u793a\u8d8b\u52bf\u5468\u671f\u6570\u91cf\nst.markdown(f\"**\u4e0a\u5347\u8d8b\u52bf\u5468\u671f\u6570\u91cf: {len(merged_uptrend_periods)}**\")\nfor start, end in merged_uptrend_periods:\n    duration = (end - start).days\n    st.write(f\"**\u4e0b\u964d\u8d8b\u52bf\u5468\u671f:** \u5f00\u59cb: {start.strftime('%Y-%m-%d')}, \u7ed3\u675f: {end.strftime('%Y-%m-%d')}, \u6301\u7eed\u65f6\u95f4: {duration} \u5929\")<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.laoyulaoyu.com\/wp-content\/uploads\/2025\/03\/1742887452910.png\" alt=\"\" class=\"wp-image-4696\"\/><\/figure>\n\n\n\n<p>\u56fe\u8868\u91cc\uff0c\u84dd\u8272\u7ebf\u6761\u4ee3\u8868\u80a1\u7968\u7684\u6536\u76d8\u4ef7\uff0c\u7eff\u8272\u7ebf\u6761\u662f\u4e0a\u5347\u8d8b\u52bf\u4e0b\u7684 200 \u65e5\u79fb\u52a8\u5e73\u5747\u7ebf\uff0c\u7ea2\u8272\u7ebf\u6761\u662f\u4e0b\u964d\u8d8b\u52bf\u4e0b\u7684 200 \u65e5\u79fb\u52a8\u5e73\u5747\u7ebf\uff0c\u800c\u9ec4\u8272\u7ebf\u6761\u5219\u8868\u793a\u8d8b\u52bf\u4e4b\u95f4\u7684\u95f4\u9694\u3002\u901a\u8fc7\u8fd9\u4e2a\u56fe\u8868\uff0c\u6211\u4eec\u53ef\u4ee5\u4e00\u76ee\u4e86\u7136\u5730\u770b\u5230\u80a1\u7968\u4ef7\u683c\u7684\u8d70\u52bf\uff0c\u4ee5\u53ca\u4e0d\u540c\u8d8b\u52bf\u9636\u6bb5\u7684\u53d8\u5316\u60c5\u51b5\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.laoyulaoyu.com\/wp-content\/uploads\/2025\/03\/1742887557663.png\" alt=\"\" class=\"wp-image-4697\"\/><\/figure>\n\n\n\n<p>\u6211\u4eec\u8fd8\u53ef\u4ee5\u6e05\u695a\u5730\u770b\u5230\u4e0a\u5347\u8d8b\u52bf\u548c\u4e0b\u964d\u8d8b\u52bf\u5404\u6709\u591a\u5c11\u4e2a\u5468\u671f\uff0c\u6bcf\u4e2a\u5468\u671f\u4ece\u4ec0\u4e48\u65f6\u5019\u5f00\u59cb\uff0c\u5230\u4ec0\u4e48\u65f6\u5019\u7ed3\u675f\uff0c\u6301\u7eed\u4e86\u591a\u5c11\u5929\u3002\u8fd9\u4e9b\u4fe1\u606f\u5bf9\u4e8e\u6211\u4eec\u5224\u65ad\u80a1\u7968\u7684\u672a\u6765\u8d70\u52bf\uff0c\u5236\u5b9a\u6295\u8d44\u7b56\u7565\u975e\u5e38\u6709\u5e2e\u52a9\u3002<\/p>\n\n\n\n<p>\u901a\u8fc7 Python \u548c Streamlit \u7684\u5b8c\u7f8e\u914d\u5408\uff0c\u6211\u4eec\u5b9e\u73b0\u4e86\u80a1\u7968\u8d8b\u52bf\u7684\u53ef\u89c6\u5316\u5206\u6790\uff0c\u4ece\u6570\u636e\u83b7\u53d6\u5230\u7ed3\u679c\u5c55\u793a\uff0c\u4e00\u6c14\u5475\u6210\u3002\u73b0\u5728\uff0c\u4f60\u4e5f\u53ef\u4ee5\u7528\u8fd9\u4e2a\u65b9\u6cd5\uff0c\u53bb\u5206\u6790\u81ea\u5df1\u5173\u6ce8\u7684\u80a1\u7968\uff0c\u770b\u6e05\u6295\u8d44\u65b9\u5411\uff0c\u5728\u80a1\u5e02\u91cc\u8fc8\u51fa\u66f4\u7a33\u5065\u7684\u6b65\u4f10\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u4e09\u3001\u89c2\u70b9\u603b\u7ed3<\/strong><\/h2>\n\n\n\n<p>\u80a1\u7968\u8d8b\u52bf\u5206\u6790\u5bf9\u4e8e\u6211\u4eec\u5728\u80a1\u5e02\u6295\u8d44\u81f3\u5173\u91cd\u8981\u3002\u4e86\u89e3\u80a1\u7968\u8d8b\u52bf\u53ca\u5176\u5468\u671f\uff0c\u4e0d\u4ec5\u80fd\u5e2e\u52a9\u6211\u4eec\u5206\u6790\u80a1\u7968\u7684\u5386\u53f2\u4e1a\u7ee9\u3001\u628a\u63e1\u6295\u8d44\u65f6\u673a\uff0c\u8fd8\u80fd\u66f4\u597d\u5730\u63a7\u5236\u98ce\u9669\u3002\u901a\u8fc7Python \u548c Streamlit \uff0c\u6211\u4eec\u53ef\u4ee5\u66f4\u79d1\u5b66\u3001\u51c6\u786e\u5730\u5206\u6790\u80a1\u7968\u8d70\u52bf\uff0c\u4e3a\u6295\u8d44\u51b3\u7b56\u63d0\u4f9b\u6709\u529b\u652f\u6301\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u8d8b\u52bf\u7c7b\u578b<\/strong>\uff1a\u80a1\u7968\u8d8b\u52bf\u5206\u4e3a\u4e0a\u5347\u3001\u4e0b\u964d\u548c\u6a2a\u76d8\u4e09\u79cd\uff0c\u4e0d\u540c\u8d8b\u52bf\u4ee3\u8868\u7740\u4e0d\u540c\u7684\u5e02\u573a\u60c5\u51b5\u3002<\/li>\n\n\n\n<li><strong>\u8d8b\u52bf\u5468\u671f<\/strong>\uff1a\u8d8b\u52bf\u6709\u79ef\u7d2f\u3001\u516c\u4f17\u53c2\u4e0e\u3001\u5206\u9500\u548c\u6050\u614c\u629b\u552e\u56db\u4e2a\u9636\u6bb5\uff0c\u8ba4\u8bc6\u8fd9\u4e9b\u9636\u6bb5\u6709\u52a9\u4e8e\u628a\u63e1\u6295\u8d44\u65f6\u673a\u3002<\/li>\n\n\n\n<li><strong>\u91cd\u8981\u6027<\/strong>\uff1a\u5206\u6790\u80a1\u7968\u8d8b\u52bf\u80fd\u5e2e\u52a9\u6211\u4eec\u5206\u6790\u5386\u53f2\u4e1a\u7ee9\u3001\u628a\u63e1\u6295\u8d44\u65f6\u673a\u548c\u63a7\u5236\u98ce\u9669\u3002<\/li>\n\n\n\n<li><strong>\u5206\u6790\u65b9\u6cd5<\/strong>\uff1a\u5229\u7528 Python \u4ee3\u7801\uff0c\u7ed3\u5408\u76f8\u5173\u7a0b\u5e8f\u5e93\uff0c\u53ef\u4ee5\u5bf9\u80a1\u7968\u8d8b\u52bf\u8fdb\u884c\u91cf\u5316\u548c\u53ef\u89c6\u5316\u5206\u6790\u3002<\/li>\n\n\n\n<li><strong>\u5b9e\u8df5\u64cd\u4f5c<\/strong>\uff1a\u5927\u5bb6\u53ef\u4ee5\u81ea\u5df1\u52a8\u624b\u5c1d\u8bd5\u7528\u4ee3\u7801\u5206\u6790\u80a1\u7968\u8d8b\u52bf\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u4e92\u52a8\u5e94\u7528\u6216 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class=\"has-text-align-center\">\u672c\u6587\u5185\u5bb9\u4ec5\u9650\u6280\u672f\u63a2\u8ba8\u548c\u5b66\u4e60\uff0c\u4e0d\u6784\u6210\u4efb\u4f55\u6295\u8d44\u5efa\u8bae\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f5c\u8005\uff1a\u8001\u4f59\u635e\u9c7c \u539f\u521b\u4e0d\u6613\uff0c\u8f6c\u8f7d\u8bf7\u6807\u660e\u51fa\u5904\u53ca\u539f\u4f5c\u8005\u3002&#8230;<\/p>\n<div class=\"more-link-wrapper\"><a class=\"more-link\" href=\"https:\/\/laoyulaoyu.com\/index.php\/2025\/04\/13\/python-streamlit%ef%bc%9a%e4%b8%80%e9%94%ae%e5%ae%9e%e7%8e%b0%e8%82%a1%e7%a5%a8%e8%b6%8b%e5%8a%bf%e5%88%86%e6%9e%90%e5%8f%af%e8%a7%86%e5%8c%96%ef%bc%8c%e5%b8%a6%e4%bd%a0%e7%9c%8b%e6%b8%85%e6%8a%95\/\">Continue reading<span class=\"screen-reader-text\">Python + Streamlit\uff1a\u4e00\u952e\u5b9e\u73b0\u80a1\u7968\u8d8b\u52bf\u5206\u6790\u53ef\u89c6\u5316\uff0c\u5e26\u4f60\u770b\u6e05\u6295\u8d44\u65b9\u5411\uff08\u9644\u5de5\u5177\uff09<\/span><\/a><\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[4,5,6],"class_list":{"0":"post-2147","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-aiinvest","7":"tag-ai","9":"tag-6","10":"entry"},"_links":{"self":[{"href":"https:\/\/laoyulaoyu.com\/index.php\/wp-json\/wp\/v2\/posts\/2147","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/laoyulaoyu.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/laoyulaoyu.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/laoyulaoyu.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/laoyulaoyu.com\/index.php\/wp-json\/wp\/v2\/comments?post=2147"}],"version-history":[{"count":1,"href":"https:\/\/laoyulaoyu.com\/index.php\/wp-json\/wp\/v2\/posts\/2147\/revisions"}],"predecessor-version":[{"id":2148,"href":"https:\/\/laoyulaoyu.com\/index.php\/wp-json\/wp\/v2\/posts\/2147\/revisions\/2148"}],"wp:attachment":[{"href":"https:\/\/laoyulaoyu.com\/index.php\/wp-json\/wp\/v2\/media?parent=2147"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/laoyulaoyu.com\/index.php\/wp-json\/wp\/v2\/categories?post=2147"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/laoyulaoyu.com\/index.php\/wp-json\/wp\/v2\/tags?post=2147"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}