擅长:python、mysql、java
<p>在代码示例中,您试图使用<code>color=dfp['PClass'])</code>为分类组分配颜色。例如<code>ggplot</code>和<code>ggplot(mtcars, aes(x=wt, y=mpg, shape=cyl, color=cyl, size=cyl))</code>应用了这一逻辑,其中<code>cyl</code>是一个分类变量。您将在页面下方看到一个示例<a href="http://www.sthda.com/english/wiki/ggplot2-scatter-plots-quick-start-guide-r-software-and-data-visualization" rel="nofollow noreferrer">here</a></p>
<p>但对于plotly来说,这是行不通的<code>color</code>{<cd6>}中的{<cd5>}只接受类似于{a2}中带有{<cd7>}的数值:</p>
<p><a href="https://i.stack.imgur.com/iFjjR.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/iFjjR.png" alt="enter image description here"/></a></p>
<p>为了获得所需的结果,您必须使用多条记录道(如<a href="https://plot.ly/pandas/line-and-scatter/#scatter-plot-with-grouped-traces" rel="nofollow noreferrer">this example</a>)构建绘图:</p>
<p><a href="https://i.stack.imgur.com/dEzaI.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/dEzaI.png" alt="enter image description here"/></a></p>