# coding=utf-8
#author:        4N
#createtime:    2022/3/15
#email:         nheweijun@sina.com

from osgeo import ogr
from osgeo.ogr import *
import math
import os

class util:
    @classmethod
    def envelop_2_polygon(cls,env):
        ring = ogr.Geometry(ogr.wkbLinearRing)
        ring.AddPoint(env[0], env[2])
        ring.AddPoint(env[0], env[3])
        ring.AddPoint(env[1], env[3])
        ring.AddPoint(env[1], env[2])
        ring.AddPoint(env[0], env[2])
        # Create polygon
        poly = ogr.Geometry(ogr.wkbPolygon)
        poly.AddGeometry(ring)
        return poly


p1= util.envelop_2_polygon([0,1,0,1])
p2 = util.envelop_2_polygon([2,3,2,3])

lll = p1.GetGeometryRef(0)
print(lll.GetPoints())