adding the port remove and skip all fixture

Signed-off-by: selldinesh <[email protected]>

tests/api/test_isolation_group_member.py

@@ -1,6 +1,16 @@
 from pprint import pprint
 
+import pytest
 
+
+@pytest.fixture(scope='module', autouse=True)
+def skip_all(testbed_instance):
+    testbed = testbed_instance
+    if testbed is not None and len(testbed.npu) != 1:
+        pytest.skip('invalid for {} testbed'.format(testbed.name))
+
+
+@pytest.mark.npu
 class TestSaiIsolationGroupMember:
     # object with parent SAI_OBJECT_TYPE_ISOLATION_GROUP SAI_OBJECT_TYPE_PORT SAI_OBJECT_TYPE_BRIDGE_PORT
 
@@ -46,6 +56,7 @@ def test_isolation_group_member_create(self, npu):
     def test_isolation_group_member_remove(self, npu):
         commands = [
             {'name': 'isolation_group_member_1', 'op': 'remove'},
+            {'name': 'port_1', 'op': 'remove'},
             {'name': 'isolation_group_1', 'op': 'remove'},
         ]