擅长:python、mysql、java
<p><code>create_plot_widget()</code>函数创建一个无法添加到布局的<a href="https://pyqtgraph.readthedocs.io/en/latest/graphicsItems/plotitem.html" rel="nofollow noreferrer">^{<cd2>}</a>,解决方案是使用一些QWidget,可以将<a href="https://pyqtgraph.readthedocs.io/en/latest/graphicsItems/plotitem.html" rel="nofollow noreferrer">^{<cd2>}</a>的内容显示为<a href="https://pyqtgraph.readthedocs.io/en/latest/widgets/plotwidget.html" rel="nofollow noreferrer">^{<cd4>}</a>:</p>
<pre><code>import pyqtgraph as pg
# ...
self.tab1.df = yfinance.download("AAPL")
self.tab1.fplt_widget = <b>pg.PlotWidget(
plotItem=</b>fplt.create_plot_widget(self.window()<b>)</b>
)
fplt.candlestick_ochl(self.tab1.df[["Open", "Close", "High", "Low"]])</code></pre>