如何解决如何绘制带有未识别feature.id的叶片和geoJson的Choropleth地图?
我正在按照此指南从Folium绘制一个Choropleth贴图: https://notebook.community/python-visualization/folium/examples/GeoJSON_and_choropleth
from branca.colormap import linear
colormap = linear.OrRd_03.scale(
ecuador['Confirmed cases'].min(),ecuador['Confirmed cases'].max())
ecuador_dict=ecuador.set_index('Provinces')['Confirmed cases']
fec_map= folium.Map(zoom_start=6,tiles="OpenStreetMap",control_scale=True,location=[latitude_ec,longitude_ec])
folium.GeoJson(geojson_ec,name='Confirmed cases',style_function=lambda feature: {
'fillColor'= colormap(ecuador_dict[features['properties.dpa_despro']]),'color': 'black','weight': 2,'dashArray': '5,5'}
).add_to(fec_map)
fec_map
GeoJSON:
geojson_ec = {'type': 'FeatureCollection','features': [{'type': 'Feature','properties': {'id_prov': 1,'dpa_provin': '01','dpa_despro': 'AZUAY','dpa_valor': 0,'dpa_anio': '2012','rei_codigo': '05','ren_codigo': '01','pee_codigo': '593','codigo': 1,'codigo_1': 1,'nombre': 'AZUAY','pob_mas': 337044,'pob_fem': 375083,'pob_tot': 712127,'si_lee': 591470,'no_lee': 51920,'total': 643390,'analfabeti': 6.7,'promedio_e': 9.01,'pobres_nbi': 338073,'no_pobres': 361875,'pob_nopob_': 699948,'densidad': 85.7,'edad_media': 28.85,'cartodb_id': 1,'created_at': '2015-04-20T23:35:12Z','updated_at': '2015-04-21T16:01:08Z',}}]}
但是,我遇到此错误:
File "<ipython-input-131-1cdbb903e2f9>",line 7
'fillColor'= colormap(ecuador_dict[features['properties.dpa_despro']]),^
SyntaxError: invalid syntax
请帮助我理解指南并设置正确的颜色图。
变量:
ecuador_dict=
Provinces
AZUAY 10788.0
BOLÍVAR 2120.0
CARCHI 3080.0
CAÑAR 2165.0
CHIMBORAZO 2560.0
COTOPAXI 4612.0
EL ORO 6497.0
ESMERALDAS 4324.0
GALÁPAGOS 228.0
GUAYAS 22588.0
IMBABURA 4816.0
LOJA 6375.0
LOS RÍOS 4041.0
MANABÍ 11464.0
MORONA SANTIAGO 3015.0
NAPO 1447.0
ORELLANA 1972.0
PASTAZA 2276.0
PICHINCHA 60494.0
SANTA ELENA 1796.0
SANTO DOMINGO DE LOS TSÁCHILAS 5322.0
SUCUMBÍOS 2778.0
TUNGURAHUA 6168.0
ZAMORA CHINCHIPE 1582.0
Name: Confirmed cases,dtype: float64
<class 'pandas.core.series.Series'>
10788.0
– r-初学者提出的解决方案:
fec_map= folium.Map(zoom_start=6,style_function=lambda feature: {
'fillColor'= ecuador_dict[feature['properties']['dpa_despro']],5'}
).add_to(fec_map)
fec_map
结果:
文件“”,第5行 'fillColor'= ecuador_dict [feature ['properties'] ['dpa_despro']], ^ SyntaxError:语法无效
解决方法
fec_map.choropleth(
geo_data=geojson_ec,name='choropleth',data=ecuador,columns=['Provinces','Confirmed cases'],key_on='feature.properties.dpa_despro',fill_color='OrRd',fill_opacity=0.5,line_opacity=0.2,)
fec_map
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