Merge "[UT] OVN fake resources factory method should return instance" into stable/2023.1

Author: Zuul

neutron/tests/unit/fake_resources.py

@@ -767,7 +767,7 @@ def create_one_port(attrs=None):
 
         # Overwrite default attributes.
         port_attrs.update(attrs)
-        return type('Logical_Switch_Port', (object, ), port_attrs)
+        return type('Logical_Switch_Port', (object, ), port_attrs)()
 
     @staticmethod
     def from_neutron_port(port):
@@ -810,7 +810,7 @@ def create_one_router(attrs=None):
 
         # Overwrite default attributes.
         router_attrs.update(attrs)
-        return type('Logical_Router', (object, ), router_attrs)
+        return type('Logical_Router', (object, ), router_attrs)()
 
     @staticmethod
     def from_neutron_router(router):
@@ -910,4 +910,4 @@ def create(attrs=None, az_list=None, chassis_as_gw=False,
 
         # Overwrite default attributes.
         chassis_attrs.update(attrs or {})
-        return type('Chassis', (object, ), chassis_attrs)
+        return type('Chassis', (object, ), chassis_attrs)()