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map1.py
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map1.py
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import folium
import pandas
data = pandas.read_csv("Volcanoes.txt")
lon = list(data["LON"])
lat = list(data["LAT"])
elev = list(data["ELEV"])
def color_producer(elevation):
if elevation < 1000:
return 'green'
elif 1000 <= elevation < 3000:
return 'orange'
else:
return 'red'
map = folium.Map(location=[38.58, -99.01], zoom_start=5, tiles="Stamen Terrain")
fgv = folium.FeatureGroup(name="Volcanoes")
for lt, ln, el in zip(lat, lon, elev):
fgv.add_child(folium.CircleMarker(location=[lt, ln], radius=6, popup=str(el)+" m", fill_color=color_producer(el), color='grey', fill_opacity=0.7))
fgp = folium.FeatureGroup(name="Population")
fgp.add_child(folium.GeoJson(data=open('world.json', 'r', encoding='utf-8-sig').read(),
style_function=lambda x: {'fillColor':'green' if x['properties']['POP2005'] < 10000000
else 'orange' if 10000000 <= x['properties']['POP2005'] < 20000000 else 'red'}))
map.add_child(fgv)
map.add_child(fgp)
map.add_child(folium.LayerControl())
map.save("Map1.html")