GeoJSON popup and tooltip#

[2]:

import pandas as pd


income = pd.read_csv(
    "https://raw.githubusercontent.com/pri-data/50-states/master/data/income-counties-states-national.csv",
    dtype={"fips": str},
)
income["income-2015"] = pd.to_numeric(income["income-2015"], errors="coerce")

[3]:

income.head()

[3]:

	fips	county	state	income-2015	income-1989a	income-1989b	change
0	00000	US	US	55775.0	28906	53367.28102	4.316843
1	01000	Alabama	AL	44833.0	22202	40990.11877	8.571546
2	01001	Autauga County	AL	56580.0	26898	49660.04030	12.230399
3	01003	Baldwin County	AL	52387.0	24043	44389.03818	15.267074
4	01005	Barbour County	AL	31433.0	18673	34474.75398	-9.676945

[4]:

import geopandas
import requests

data = requests.get(
    "https://raw.githubusercontent.com/python-visualization/folium-example-data/main/us_states.json"
).json()
states = geopandas.GeoDataFrame.from_features(data, crs="EPSG:4326")

states.head()

[4]:

	geometry	name
0	POLYGON ((-87.3593 35.00118, -85.60668 34.9847...	Alabama
1	MULTIPOLYGON (((-131.60202 55.11798, -131.5691...	Alaska
2	POLYGON ((-109.0425 37.00026, -109.04798 31.33...	Arizona
3	POLYGON ((-94.47384 36.50186, -90.15254 36.496...	Arkansas
4	POLYGON ((-123.23326 42.00619, -122.37885 42.0...	California

[5]:

import io
import requests

response = requests.get(
    "https://gist.githubusercontent.com/tvpmb/4734703/raw/"
    "b54d03154c339ed3047c66fefcece4727dfc931a/US%2520State%2520List"
)
abbrs = pd.read_json(io.StringIO(response.text))

abbrs.head(3)

[5]:

	name	alpha-2
0	Alabama	AL
1	Alaska	AK
2	Arizona	AZ

[6]:

statesmerge = states.merge(abbrs, how="left", left_on="name", right_on="name")
statesmerge["geometry"] = statesmerge.geometry.simplify(0.05)

statesmerge.head()

[6]:

	geometry	name	alpha-2
0	POLYGON ((-88.20274 34.9957, -85.60668 34.9847...	Alabama	AL
1	MULTIPOLYGON (((-131.64584 55.03583, -131.5691...	Alaska	AK
2	POLYGON ((-109.0425 37.00026, -109.04798 31.33...	Arizona	AZ
3	POLYGON ((-94.61624 36.50186, -90.15254 36.496...	Arkansas	AR
4	POLYGON ((-124.21363 42.00071, -120.00186 41.9...	California	CA

[7]:

income.groupby("state")["income-2015"].median().head()

[7]:

state
AK    62561.5
AL    38721.5
AR    37890.0
AZ    43810.0
CA    53341.0
Name: income-2015, dtype: float64

[8]:

statesmerge["medianincome"] = statesmerge.merge(
    income.groupby("state")["income-2015"].median(),
    how="left",
    left_on="alpha-2",
    right_on="state",
)["income-2015"]
statesmerge["change"] = statesmerge.merge(
    income.groupby("state")["change"].median(),
    how="left",
    left_on="alpha-2",
    right_on="state",
)["change"]

[9]:

statesmerge.head()

[9]:

	geometry	name	alpha-2	medianincome	change
0	POLYGON ((-88.20274 34.9957, -85.60668 34.9847...	Alabama	AL	38721.5	2.779114
1	MULTIPOLYGON (((-131.64584 55.03583, -131.5691...	Alaska	AK	62561.5	14.758367
2	POLYGON ((-109.0425 37.00026, -109.04798 31.33...	Arizona	AZ	43810.0	NaN
3	POLYGON ((-94.61624 36.50186, -90.15254 36.496...	Arkansas	AR	37890.0	10.897394
4	POLYGON ((-124.21363 42.00071, -120.00186 41.9...	California	CA	53341.0	6.716596

[10]:

statesmerge["medianincome"].quantile(0.25)

[10]:

np.float64(43969.375)

[11]:

import branca


colormap = branca.colormap.LinearColormap(
    vmin=statesmerge["change"].quantile(0.0),
    vmax=statesmerge["change"].quantile(1),
    colors=["red", "orange", "lightblue", "green", "darkgreen"],
    caption="State Level Median County Household Income (%)",
)

[12]:

m = folium.Map(location=[35.3, -97.6], zoom_start=4)

popup = folium.GeoJsonPopup(
    fields=["name", "change"],
    aliases=["State", "% Change"],
    localize=True,
    labels=True,
    style="background-color: yellow;",
)

tooltip = folium.GeoJsonTooltip(
    fields=["name", "medianincome", "change"],
    aliases=["State:", "2015 Median Income(USD):", "Median % Change:"],
    localize=True,
    sticky=False,
    labels=True,
    style="""
        background-color: #F0EFEF;
        border: 2px solid black;
        border-radius: 3px;
        box-shadow: 3px;
    """,
    max_width=800,
)


g = folium.GeoJson(
    statesmerge,
    style_function=lambda x: {
        "fillColor": colormap(x["properties"]["change"])
        if x["properties"]["change"] is not None
        else "transparent",
        "color": "black",
        "fillOpacity": 0.4,
    },
    tooltip=tooltip,
    popup=popup,
).add_to(m)

colormap.add_to(m)

m

[12]:

Make this Notebook Trusted to load map: File -> Trust Notebook