map

com_dist = mongo.mongo_to_dateframe(['district', 'district_name', 'population'])
com_dist.columns = ['ID_DISTICT', 'NAME_DISTICT', 'population']
nill = geopandas.read_file('community_dist.json')
nill = geopandas.read_file('community_dist.json')
nill = nill[['BoroCD','geometry', 'Shape__Area']]

nill.columns = ['ID_DISTICT','geometry', 'area']
nilpop = nill.merge(com_dist,on="ID_DISTICT")

mymap = folium.Map(location=[40.75, -74.125], zoom_start=10.5,tiles=None)
folium.TileLayer('CartoDB positron',name="Light Map",control=False).add_to(mymap)

style_function = lambda x: {'fillColor': '#ffffff',
                            'color':'#000000',
                            'fillOpacity': 0.1,
                            'weight': 0.1}

highlight_function = lambda x: {'fillColor': '#000000',
                                'color':'#000000',
                                'fillOpacity': 0.50,
                                'weight': 0.1}

mymap.choropleth(
     geo_data=nilpop,
     name='Choropleth',
     data=nilpop,
     columns=['ID_DISTICT','PER_FOREIGN'],
     key_on="feature.properties.ID_DISTICT",
     fill_color='YlGnBu',
     threshold_scale=myscale,
     fill_opacity=1,
     line_opacity=0.2,
     legend_name='Resident foreign population in %',
     smooth_factor=0
)

NIL = folium.features.GeoJson(
    nilpop,
    style_function=style_function,
    control=False,
    highlight_function=highlight_function,
    tooltip=folium.features.GeoJsonTooltip(
        fields=['ID_DISTICT', 'NAME_DISTICT', 'population', 'area'],
        aliases=['District Code: ', 'District Name: ','Dictrict population: ', 'Shape Area:'],
        style=("background-color: white; color: #333333; font-family: arial; font-size: 13px; padding: 10px;")
    )
)

mymap.add_child(NIL)
mymap.keep_in_front(NIL)
folium.LayerControl().add_to(mymap)

mymap.save(outfile='map-test.html')