Py.Cafe

Sindhup24/

altair-city-map

Altair City Map Visualization

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  • altairmap.py
  • app.py
  • requirements.txt
app.py
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import solara
import altair as alt
import pandas as pd

@solara.component
def AltairMap():
    # Sample data for demonstration
    data = pd.DataFrame({
        'city': ['San Francisco', 'New York', 'Chicago', 'Los Angeles'],
        'latitude': [37.7749, 40.7128, 41.8781, 34.0522],
        'longitude': [-122.4194, -74.0060, -87.6298, -118.2437]
    })

    # Create Altair chart
    chart = alt.Chart(data).mark_circle(size=100).encode(
        longitude='longitude:Q',
        latitude='latitude:Q',
        tooltip=['city:N', 'latitude:Q', 'longitude:Q']
    ).properties(
        width=800,
        height=500
    )

    # Display the chart
    solara.Viz(chart=chart)

# Run the Solara app
if __name__ == "__main__":
    solara.run(AltairMap)