创建一条线

 from osgeo import ogr
line = ogr.Geometry(ogr.wkbLineString)
line.AddPoint(1116651.439379124, 637392.6969887456)
line.AddPoint(1188804.0108498496, 652655.7409537067)
line.AddPoint(1226730.3625203592, 634155.0816022386)
line.AddPoint(1281307.30760719, 636467.6640211721)
print line.ExportToWkt()