[FIX] formatting (flake8)

Author: dmitry-lipetsk

testgres/node.py

@@ -434,7 +434,7 @@ def source_walsender(self):
         if self.master is None:
             raise TestgresException("Node doesn't have a master")
 
-        assert type(self.master) == PostgresNode
+        assert type(self.master) == PostgresNode  # noqa: E721
 
         # master should be on the same host
         assert self.master.host == self.host

tests/test_testgres_common.py

@@ -348,7 +348,7 @@ def LOCAL__check_auxiliary_pids__multiple_attempts(
                 assert (con.pid > 0)
 
             with master.replicate().start() as replica:
-                assert type(replica) == PostgresNode
+                assert type(replica) == PostgresNode  # noqa: E721
 
                 # test __str__ method
                 str(master.child_processes[0])