#!/usr/bin/env python
# coding: utf-8

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import ipyleaflet
import json
import pandas as pd
from branca.colormap import linear

geo_json_data = json.load(open("us-states.json"))
m = ipyleaflet.Map(center=(43, -100), zoom=4)
unemployment = pd.read_csv("US_Unemployment_Oct2012.csv")


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unemployment = dict(
    zip(unemployment["State"].tolist(), unemployment["Unemployment"].tolist())
)


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colormap = linear.YlOrRd_04
layer = ipyleaflet.Choropleth(
    geo_data=geo_json_data,
    choro_data=unemployment,
    colormap=colormap,
    style={"fillOpacity": 0.8, "dashArray": "5, 5"},
)


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colormap_control = ipyleaflet.ColormapControl(
    caption='Unemployment rate',
    colormap=colormap,
    value_min=layer.value_min,
    value_max=layer.value_max,
    position='topright',
    transparent_bg=True
)


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m.add(layer)
m.add(colormap_control)
m


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