19 lines
550 B
Python
19 lines
550 B
Python
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"""
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Donut Chart
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-----------
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This example shows how to make a Donut Chart using ``mark_arc``.
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This is adapted from a corresponding Vega-Lite Example:
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`Donut Chart <https://vega.github.io/vega-lite/examples/arc_donut.html>`_.
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"""
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# category: circular plots
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import pandas as pd
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import altair as alt
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source = pd.DataFrame({"category": [1, 2, 3, 4, 5, 6], "value": [4, 6, 10, 3, 7, 8]})
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alt.Chart(source).mark_arc(innerRadius=50).encode(
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theta=alt.Theta(field="value", type="quantitative"),
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color=alt.Color(field="category", type="nominal"),
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)
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