Python地理地图可视化：plotly连接mapbox多个地理经纬度中心点line+marker

川长思鸟来 2022-12-27 14:15 475阅读 0赞

import plotly.graph_objects as go
    
    KEYS = ['中心点经纬度', '维度', '经度', '内容']
    
    
    def get_data():
        city_name = ['北京', '上海', '广州', '深圳', '成都']
    
        latlngs = [[39.929986, 116.395645],  # 北京中心点经纬度
                   [31.249162, 121.487899],  # 上海中心点经纬度
                   [23.120049, 113.30765],  # 广州中心点经纬度
                   [22.546054, 114.025974],  # 深圳中心点经纬度
                   [30.679943, 104.067923]]  # 成都中心点经纬度
    
        lats = []
        lons = []
        for ll in latlngs:
            lats.append(ll[0])
            lons.append(ll[1])
    
        ret = {KEYS[0]: latlngs[4],
               KEYS[1]: lats,
               KEYS[2]: lons,
               KEYS[3]: city_name}
    
        return ret
    
    
    if __name__ == '__main__':
        # 注册mapbox，获得Access tokens
        # https://account.mapbox.com/
        #mapbox_access_token = r"******************"
    
        data = get_data()
        print(data)
    
        center_loc = data[KEYS[0]]
        lats = data[KEYS[1]]
        lons = data[KEYS[2]]
        texts = data[KEYS[3]]
    
        fig = go.Figure(go.Scattermapbox(
            name='地理连线1',
            mode="markers+lines",
            lon=lons[0:3],
            lat=lats[0:3],
            marker={'size': 10},
            text=texts[0:3]))
    
        fig.add_trace(go.Scattermapbox(
            name='地理连线2',
            mode="markers+lines",
            lon=lons[3:],
            lat=lats[3:],
            marker={'size': 10},
            text=texts[3:]))
    
        fig.update_layout(
            margin={'l': 50, 't': 50, 'b': 50, 'r': 50},
            mapbox={
                'center': {'lon': center_loc[1], 'lat': center_loc[0]},
                'style': "open-street-map", #stamen-terrain
                # 'center': {'lon': -20, 'lat': -20},
                'zoom': 3})
    
        fig.show()

输出结果如图：

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3poYW5ncGhpbA_size_16_color_FFFFFF_t_70][]

[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3poYW5ncGhpbA_size_16_color_FFFFFF_t_70]: /images/20221120/e65155bdbc5949598ff23e6eeab7cdbb.png