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covid19-dashboard/processdata/maps.py
2021-05-14 14:41:00 +05:30

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Python

# File for creation of plotly maps(figs).
# You can use the plotly builtin fig.show() method to map locally.
import json
from urllib.request import urlopen
import plotly.graph_objs as go
from plotly.offline import plot
from . import getdata
def usa_map():
# Map of USA subdivided by FIPS-codes (counties), showing cases per-capita basis
# Reference: https://plotly.com/python/reference/#choroplethmapbox
with urlopen('https://raw.githubusercontent.com/plotly/datasets/master/geojson-counties-fips.json') as response:
counties = json.load(response)
df = getdata.usa_counties()
df.drop([2311], inplace=True)
fig = go.Figure(
go.Choroplethmapbox(
geojson = counties,
locations = df.fips,
z = df['cases/capita'],
marker_opacity = 0.75,
marker_line_width = 0,
colorscale = [[0, '#FFFAF4'], [.005, '#FFE4CC'], [.030, '#DC654F'], [.060, '#CA3328'], [.080, '#B80000'], [.100, '#7C100C'], [.150, '#580000'], [.175, '#300000'], [1, '#170707']]
)
)
fig.update_layout(
mapbox_style = 'carto-positron',
paper_bgcolor='rgba(0,0,0,0)',
mapbox_zoom=2.75,
mapbox_center = {'lat': 37.0902, 'lon': -95.7129},
margin = dict(t=0, l=0, r=0, b=0)
)
plot_div = plot(fig, include_plotlyjs=False, output_type='div', config={'displayModeBar': False})
return plot_div