test: Cleanup via black the test_multicast_pim_sm_topo4.py

The test needed some cleanup via black formatting.

Signed-off-by: Donald Sharp <sharpd@nvidia.com>

diff --git a/tests/topotests/multicast_pim_sm_topo3/test_multicast_pim_sm_topo4.py b/tests/topotests/multicast_pim_sm_topo3/test_multicast_pim_sm_topo4.py
index db4eafea5472deb389f80c114367fbefe0f1745e..6d7f1bf1f03e75dddf5f9a1af7545baf598b4b00 100755 (executable)
--- a/tests/topotests/multicast_pim_sm_topo3/test_multicast_pim_sm_topo4.py
+++ b/tests/topotests/multicast_pim_sm_topo3/test_multicast_pim_sm_topo4.py
@@ -1045,9 +1045,9 @@ def test_PIM_hello_tx_rx_p1(request):
 
     step("verify stats incremented on c1")
     result = verify_state_incremented(c1_state_before, c1_state_after)
-    assert (
-        result is True
-    ), "Testcase{} : Failed Error: {}" "stats incremented".format(tc_name, result)
+    assert result is True, "Testcase{} : Failed Error: {}" "stats incremented".format(
+        tc_name, result
+    )
 
     write_test_footer(tc_name)