如何避免在绘图中重复出现图例标签或通过自定义图例标签

在跟踪级别上进行绘图控制。尝试将不想出现在图例中

showlegend=False

Histogram

参考：https :
//plot.ly/python/reference/#Histogram-
showlegend

示例：https：//plot.ly/python/legend/#Hiding-Legend-
Entries

从上面的链接直接复制粘贴。

import plotly.plotly as pyfrom plotly.graph_objs import *# Fill in with your personal username and API key# or, use this public demo accountpy.sign_in('Python-Demo-Account', 'gwt101uhh0')trace1 = Scatter(    x=[0, 1, 2],    y=[1, 2, 3],    name='First Trace',    showlegend=False)trace2 = Scatter(    x=[0, 1, 2, 3],    y=[8, 4, 2, 0],    name='Second Trace',    showlegend=True)data = Data([trace1, trace2])plot_url = py.plot(data, filename='show-legend')

您要查看的用法

trace1