python工具——folium详解编程语言

pip install folium

import folium 
 
m = folium.Map(location=[35,110]) 
m.save('index.html')

import numpy as np 
import pandas as pd 
import seaborn as sns 
import folium 
import webbrowser 
from folium.plugins import HeatMap 
  
posi=pd.read_excel("2015Cities-CHINA.xlsx") 
  
num = 10 
  
lat = np.array(posi["lat"][0:num])                        # 获取维度之维度值 
lon = np.array(posi["lon"][0:num])                        # 获取经度值 
pop = np.array(posi["pop"][0:num],dtype=float)    # 获取人口数，转化为numpy浮点型 
gdp = np.array(posi["GDP"][0:num],dtype=float)    # 获取人口数，转化为numpy浮点型 
  
data1 = [[lat[i],lon[i],pop[i]] for i in range(num)]    #将数据制作成[lats,lons,weights]的形式 
  
map_osm = folium.Map(location=[35,110],zoom_start=5)    #绘制Map，开始缩放程度是5倍 
HeatMap(data1).add_to(map_osm)  # 将热力图添加到前面建立的map里 
  
file_path = r"E:/python/demo/人口.html" 
map_osm.save(file_path) 
  
webbrowser.open(file_path)