comment port number modify docker version

docker-compose.yml

@@ -1,4 +1,4 @@
-version: "3.7"
+version: "3.3"
 services:
     db:
         build: 
@@ -11,8 +11,8 @@ services:
             PGDATA: /var/lib/postgresql/data
         volumes:
             - db-data:/var/lib/postgresql/data
-        ports:
-            - "5432:5432"   
+#        ports:
+#            - "5432:5432"   
         networks:
          - common_network  
 #Comment for security          
@@ -33,8 +33,8 @@ services:
     redis:
         image: redis:7.0.11-alpine
         container_name: myredis
-        ports:
-         - 6379:6379
+#        ports:
+#         - 6379:6379
         volumes:
          - /data/redis-data:/data
         networks:
@@ -47,7 +47,7 @@ services:
          - db
          - redis 
         ports: 
-         - 8000:8000
+         - 8007:8000
         links:
         - 'db'
         - 'redis'
@@ -69,4 +69,5 @@ volumes:
     db-data:
 #    pgadmin-data:
 networks:
- common_network:
+  common_network:
+#    name: common_network