qq_35729003的博客

shapely文档给了一个例子使用buffer(0)来分割自交多边形，但这个不适用于所有情况。官网的例子from shapely.geometry import Polygon,MultiPoint,MultiPolygoncoords = [(0, 0), (0, 2), (1,1), (2, 2), (2, 0), (1, 1), (0, 0)]bowtie = Polygon(coords)bowtie.is_validclean = bowtie.buffer(0)clean.is_

利用pandas生成时间序列import datetimeimport pandas as pdyyyyMMddHHmmss_begin = '20191201_000000'yyyyMMddHHmmss_end = '20191211_000000'yyyyMMddHHmmss_begin = datetime.datetime.strptime(yyyyMMddHHmmss_begin, '%Y%m%d_%H%M%S').strftime('%Y-%m-%d')yyyyMMddHHmmss_

投影转换时，报错找不到proj.dbfrom osgeo import ogr, osrimport numpy as npsource = osr.SpatialReference()source.ImportFromEPSG(4326) #WGS 84target = osr.SpatialReference()target.ImportFromEPSG(3857) #GooglecoordTrans = osr.CoordinateTransforma