t.py
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# coding=utf-8
#author: 4N
#createtime: 2020/12/23
#email: nheweijun@sina.com
from sqlalchemy import create_engine
from sqlalchemy.orm import sessionmaker,Session
from sqlalchemy.engine import ResultProxy
import multiprocessing
import threading
import time
from osgeo import ogr
from osgeo.ogr import *
# session:Session = get_db_session("postgresql://postgres:chinadci@172.26.99.168:5432/postgres")
# bbox="113.2470703125 22.840576171875,113.258056640625 22.8515625"
# # table="fs1kw_vacuate_0_000075"
# table="fs900w_1"
# sql ="SELECT geom FROM {} WHERE geom && 'BOX3D({})'::box3d limit 100000".format(table,bbox)
import base64
from kazoo.client import KazooClient
if __name__ == '__main__':
fn = "PG: user=postgres password=chinadci host=172.26.60.101 port=5432 dbname=ceshi "
driver = ogr.GetDriverByName("PostgreSQL")
if driver is None:
raise Exception("打开PostgreSQL驱动失败,可能是当前GDAL未支持PostgreSQL驱动!")
ds :DataSource= driver.Open(fn, 1)
if ds is None:
raise Exception("打开数据源失败!")
for i in range(1,13):
tn = "t{}".format(i)
layer : Layer = ds.GetLayerByName(tn)
print(layer.GetGeomType())