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Declarative statistical visualization library for Python

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As a new user looking for better grammar and control than pandas and matplotlib, this has been my adoption experience with Altair: 1. Great documentation, able to start plotting right...

enhancement

This PR adds the typehint `Any` to the undefined object, suppressing the many type errors described in https://github.com/microsoft/pylance-release/issues/3210 Candidly this is not a great solution and hardly sufficient to address...

This PR includes subpages for each mark. All content is based off of the vega-lite mark documentation (https://vega.github.io/vega-lite/docs/mark.html), with adjustments made to make it applicable to Altair.

Hello, I am not sure if this is a capability yet in Altair, but the following image illustrates the function that I would like Altair if possible. I created this...

question
documentation

Here's the code to recreate the issue: ```python plot_df = pd.DataFrame({'severity': {0: 'Mild', 1: 'Moderate', 2: 'Severe', 3: 'Mild', 4: 'Moderate', 5: 'Severe'}, 'variable': {0: 'vote', 1: 'vote', 2: 'vote',...

bug
vega-lite-related

Altair is a fantastic addition to my python libraries and now is my go-to plotting package. I have an example below where I am selecting oil well locations from a...

question
vega: vega-lite

Hello everyone! I am trying to visualize the data using a heatmap but I wanted to separate the variables from the y-axis into meaningful categories. But for some reason it...

bug

How can we prepare Altair and its community to upgrade towards the new [release](https://github.com/vega/vega-lite/releases/tag/v5.0.0) of Vega-Lite 5? It's probably wishful thinking that @jakevdp has the time available to do this...

enhancement

Inspired by a Vega-Lite example, I took a run at creating a case study example of an isotype grid. I couldn't quite get the legend nailed, but before I obsessed...

Based on https://github.com/vega/vega/issues/3510. These are sometimes used instead of histogram and exist in Seaborn as well. I think in general adding some common statistical charts that don't have a separate...

enhancement
documentation