Add column explainers to dataframes

[KennethEnevoldsen]

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Is your feature request related to a problem? Please describe.

Often when you display a dataframe you want to add some additional information describing the columns e.g. as shown in this picture:

Describe the solution you'd like

A solution could look like so:

# define some dataframe
df = ...
styler = df.style.highlight_max(...)

# pass to gradio
gr.DataFrame(styler, column_explainers={"population": "Number of inhabitants in millions", ...})

Additional context

A place where we plan to use this is in the MTEB leaderboard. I can imagine it is useful for many other leaderboard applications.

[hannahblair]

This is a nice idea!