DWD完成

tmp_drop_dwd.py

@@ -0,0 +1,7 @@
+import os, psycopg2
+conn=psycopg2.connect(os.environ["PG_DSN"])
+conn.autocommit=True
+cur=conn.cursor()
+cur.execute('DROP SCHEMA IF EXISTS billiards_dwd CASCADE')
+cur.close(); conn.close()
+print('dropped billiards_dwd')