Python |使用folium软件包绘制谷歌地图-yiteyi-C++库

叶基于Python生态系统的数据争论优势和传单的映射优势。js（JavaScript）库。简单地说，用Python操作数据，然后通过Folium在传单地图上可视化。Folium可以轻松地在交互式传单地图上可视化用Python处理的数据。该库有许多来自OpenStreetMap、Mapbox等的内置瓷砖集。安装folium模块的命令：

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pip install folium

代码#1： 创建底图。

Python3

                           # import folium package                         
                           import                                        folium                         
            
                           # Map method of folium return Map object                         
            
                           # Here we pass coordinates of Gfg                         
                           # and starting Zoom level = 12                         
                           my_map1                                        =                                        folium.                                        Map                                        (location                                        =                                        [                                        28.5011226                                        ,                                        77.4099794                                        ],                         
                                                     zoom_start                                        =                                        12                                        )                         
            
                           # save method of Map object will create a map                         
                           my_map1.save(                                        " my_map1.html "                                        )                         

输出：

图片[1]-Python |使用folium软件包绘制谷歌地图-yiteyi-C++库

代码#2： 添加带有弹出文本的圆形标记。

Python3

                           # import folium package                         
                           import                                        folium                         
            
                           my_map2                                        =                                        folium.                                        Map                                        (location                                        =                                        [                                        28.5011226                                        ,                                        77.4099794                                        ],                         
                                                     zoom_start                                        =                                        12                                        )                         
            
                           # CircleMarker with radius                         
                           folium.CircleMarker(location                                        =                                        [                                        28.5011226                                        ,                                        77.4099794                                        ],                         
                                                     radius                                        =                                        50                                        , popup                                        =                                        ' FRI '                                        ).add_to(my_map2)                         
            
                           # save as html                         
                           my_map2.save(                                        " my_map2.html "                                        )                         

输出：

图片[2]-Python |使用folium软件包绘制谷歌地图-yiteyi-C++库

代码#3： 为带有弹出文本的降落伞样式标记添加一个简单的_标记。

Python3

                           # import folium package                         
                           import                                        folium                         
            
                           my_map3                                        =                                        folium.                                        Map                                        (location                                        =                                        [                                        28.5011226                                        ,                                        77.4099794                                        ],                         
                                                     zoom_start                                        =                                        15                                        )                         
            
                           # Pass a string in popup parameter                         
                           folium.Marker([                                        28.5011226                                        ,                                        77.4099794                                        ],                         
                                                     popup                                        =                                        ' Geeksforgeeks.org '                                        ).add_to(my_map3)                         
            
            
                           my_map3.save(                                        " my_map3.html "                                        )                         

输出：

图片[3]-Python |使用folium软件包绘制谷歌地图-yiteyi-C++库

代码#4： 在地图上加一条线

Python3

                           # import folium package                         
                           import                                        folium                         
            
                           my_map4                                        =                                        folium.                                        Map                                        (location                                        =                                        [                                        28.5011226                                        ,                                        77.4099794                                        ],                         
                                                     zoom_start                                        =                                        12                                        )                         
            
                           folium.Marker([                                        28.704059                                        ,                                        77.102490                                        ],                         
                                                     popup                                        =                                        'Delhi'                                        ).add_to(my_map4)                         
            
                           folium.Marker([                                        28.5011226                                        ,                                        77.4099794                                        ],                         
                                                     popup                                        =                                        'GeeksforGeeks'                                        ).add_to(my_map4)                         
            
                           # Add a line to the map by using line method .                         
                           # it connect both coordinates by the line                         
                           # line_opacity implies intensity of the line                         
            
                           folium.PolyLine(locations                                        =                                        [(                                        28.704059                                        ,                                        77.102490                                        ), (                                        28.5011226                                        ,                                        77.4099794                                        )],                         
                                                     line_opacity                                        =                                        0.5                                        ).add_to(my_map4)                         
            
                           my_map4.save(                                        "my_map4.html"                                        )                         

输出：

图片[4]-Python |使用folium软件包绘制谷歌地图-yiteyi-C++库

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