Altair works best with tidy data—long-form data where each row is an observation and each column is a variable.
Altair is a declarative statistical visualization library for Python, built on the powerful Vega and Vega-Lite grammar. It allows you to create interactive, informative charts using a consistent API, where you describe the links between data columns and visual encoding channels (like x-axis, y-axis, color, size) rather than explicitly coding drawing commands. altair
Choose the chart type (e.g., mark_point() , mark_bar() , mark_line() ). Altair works best with tidy data—long-form data where