Python-geopandas-设置图层缓冲区-20241209

import geopandas as gpd
from shapely.geometry import Point


csv_gdp = gpd.read_file(r'f:\下载数据\testFile.csv')
csv_gdp['geometry'] = csv_gdp.apply(lambda row: Point(row.longitude, row.latitude), axis=1)
csv_gdp = gpd.GeoDataFrame(csv_gdp, geometry='geometry')
# 设置地理坐标系
csv_gdp.set_crs(epsg=4326, inplace=True)
# 将GeoSeries对象转换为投影坐标系
gdp_to_crs_32650 = csv_gdp.to_crs('EPSG:32650')
csv_gdp['buffer'] = gdp_to_crs_32650.buffer(500)
mapinfo_buffer_gdf = gpd.GeoDataFrame(csv_gdp, geometry='buffer')