How to manually set the color of points in plotly express scatter plots

For that you may use the color_discrete_sequence argument. fig = px.scatter(df, x=”sepal_width”, y=”sepal_length”, color_discrete_sequence=[‘red’]) This argument is to use a custom color paletter for discrete color factors, but if you are not using any factor for color it will use the first element for all the points in the plot. More about discrete color palletes: … Read more

How to combine scatter and line plots using Plotly Express

You can use: fig3 = go.Figure(data=fig1.data + fig2.data) Where fig1 and fig2 are built using px.line() and px.scatter(), respectively. And fig3 is, as you can see, built using plotly.graph_objects. Some details: One approach that I use alot is building two figures fig1 and fig2 using plotly.express and then combine them using their data attributes together … Read more

How to export a plotly dashboard app into a html standalone file to share with the others?

So I think the answer you needed was “it cannot be done”. To clarify the repeated ask of converting a dashboard to HTML: HTML is a markup language; it displays text in aesthetic ways, you can use CSS to improve the aesthetics. The idea of interactivity like a dashboard where onClick() leads to changes in … Read more

Changing visibility of a Dash Component by updating other Component

You could place the Component you need to hide inside an html.div([]) and change its ‘display’ option to ‘none’ in a callback. The callback should have e.g a Dropdown as Input and the Component inside the html.div([]) as Output. The following is a web app containing only a Dropdown and an Input Component that is … Read more

How to define colors in a figure using Plotly Graph Objects and Plotly Express

First, if an explanation of the broader differences between go and px is required, please take a look here and here. And if absolutely no explanations are needed, you’ll find a complete code snippet at the very end of the answer which will reveal many of the powers with colors in plotly.express Part 1: The … Read more

how to set the bold font style in Plotly

If you are using Python you can add the <b> html tag to the title attribute and you are good. You can add some more limited HTML styling such as italic as well, see example below. import plotly plotly.offline.init_notebook_mode() data = [plotly.graph_objs.Bar( x=[‘giraffes’, ‘orangutans’, ‘monkeys’], y=[20, 14, 23] )] layout = go.Layout(title=”<b>Bold</b> <i>animals</i>”) fig = … Read more

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