我正试图使用请求和BeautifulSoup登录到经纪人网页，但大多数项目都在我似乎无法访问的iframe中。
import requests
from bs4 import BeautifulSoup
r = requests.get('https://webtrader.icmarkets.com/')
print(r.text)
想要访问iframe以发送我的凭据登录到页面。我使用过硒，它有效，但在投入生产时不够一致。我希望使用请求来看看这是否是一种更有效的方法。提前感谢您的帮助。
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>IC Markets WebTrader</title>
<link rel="shortcut icon" type="image/x-icon" href="/wp-content/themes/boldy/images/favicon-1.ico">
<meta name="description" content="IC Markets is the leading True ECN forex broker in Australia. We offer Forex, indices, commodities and CFD trading on spreads from 0.0 pips.">
<meta name="keywords" content="icmarkets web trader">
<link href='https://fonts.googleapis.com/css?family=Roboto:400,300,700' rel='stylesheet' type='text/css'>
<link rel="stylesheet" href="/assets/fonts.css?ver=1.0">
<link rel="stylesheet" href="/assets/css/font-awesome.min.css">
<link rel="stylesheet" href="/assets/style.css?ver=1.3">
<link rel="stylesheet" href="/assets/bootstrap.min.css">
</head>
<body>
<div id="wrapper">
<div id="header">
<div class="logo"></div>
<div id="info-wrap" >
<a href="https://secure.icmarkets.com" target="_blank" class="btn btn-red">CLIENT AREA</a>
<ul id="info">
<li>
<a href="https://secure.icmarkets.com/Finance/Deposit" target="_blank">
<span><i class="fa fa-money"></i></span>Deposit
</a>
</li>
<li>
<a href="javascript:void(0);" onclick="window.open('https://secure.livechatinc.com/licence/1605601/open_chat.cgi?groups=0','popUpWindow','height=500,width=500,left=100,top=100,resizable=yes,scrollbars=yes,toolbar=no,menubar=no,location=no,directories=no, status=yes');" class="livechat">
<span><i class="fa fa-comment"></i></span>Live Chat
</a>
</li>
<li>
<a href="http://blog.icmarkets.com" target="_blank">
<span><i class="fa fa-line-chart"></i></span>Market Analysis
</a>
</li>
<li>
<a href="https://www.icmarkets.com" target="_blank">
<span> <font size="+2.5"><i class="fa fa-home"></i> </font></span>
</a>
</li>
</ul>
</div>
</div>
<!--
<iframe src="https://trade.mql5.com/trade?servers=ICMarkets-Demo%2cICMarkets-MT5%2cICMarkets-Demo01%2cICMarkets-Demo02%2cICMarkets-Demo03%2cICMarkets-Live01%2cICMarkets-Live02%2cICMarkets-Live03%2cICMarkets-Live04%2cICMarkets-Live05%2cICMarkets-Live06%2cICMarkets-Live07%2cICMarkets-Live08%2cICMarkets-Live09%2cICMarkets-Live10%2cICMarkets-Live11%2cICMarkets-Live12%2cICMarkets-Live14%2cICMarkets-Live15%2cICMarkets-Live16%2cICMarkets-Live17%2cICMarkets-Live18%2cICMarkets-Live19&trade_server=ICMarkets-Live01&demo_server=ICMarkets-Demo02&startup_mode=open_demo&lang=en" allowfullscreen="allowfullscreen" style="width: 100%; height: calc(100% - 60px); border: none"></iframe>
-->
<!-- Web Terminal Code Start -->
<div id="webterminal"></div>
<script type="text/javascript" src="https://trade.mql5.com/trade/widget.js"></script>
<script type="text/javascript">
new MetaTraderWebTerminal( "webterminal", {
version: 4,
servers: [
'ICMarkets-MT5',
'ICMarkets-Demo',
'ICMarkets-Demo01',
'ICMarkets-Demo02',
'ICMarkets-Demo03',
'ICMarkets-Demo04',
'ICMarkets-Live01',
'ICMarkets-Live02',
'ICMarkets-Live03',
'ICMarkets-Live04',
'ICMarkets-Live05',
'ICMarkets-Live06',
'ICMarkets-Live07',
'ICMarkets-Live08',
'ICMarkets-Live09',
'ICMarkets-Live10',
'ICMarkets-Live11',
'ICMarkets-Live12',
'ICMarkets-Live13',
'ICMarkets-Live14',
'ICMarkets-Live15',
'ICMarkets-Live16',
'ICMarkets-Live17',
'ICMarkets-Live18',
'ICMarkets-Live19',
'ICMarkets-Live20',
'ICMarkets-Live22',
'ICMarkets-Live23',
'ICMarkets-Live24'
],
server: 'ICMarkets-Live01',
demoAllServers: false,
startMode: "open_demo",
lang: "en",
colorScheme: "black_on_white"
} );
</script>
<!-- Web Terminal Code End -->
<div id="footer">
<span class="copyright">© 2019 International Capital Markets Pty. Ltd.</span>
<span class="secure"> </span>
</div>
</body>
</html>
当JavaScript动态加载内容时，Selenium库可能更适用。