test: format test suite (#2252)

tests/unit_tests/command/__init__.py

@@ -1 +1 @@
-# Unit tests for command module
+# Unit tests for command module

tests/unit_tests/command/test_cmdmgr.py

@@ -529,4 +529,4 @@ class TestEmptyAndEdgeInputs:
 
         # Should yield CommandNotFoundError (no such command registered)
         assert len(results) == 1
-        assert results[0].error is not None
+        assert results[0].error is not None

tests/unit_tests/command/test_operator.py

@@ -197,6 +197,7 @@ class TestCommandOperatorBase:
         op = TestOperator(None)
         # Should not raise
         import asyncio
+
         asyncio.get_event_loop().run_until_complete(op.initialize())
 
     def test_execute_is_abstract(self):
@@ -299,4 +300,4 @@ class TestMultipleOperators:
                 yield None
 
         assert AdminOperator.lowest_privilege == 2
-        assert SubOperator.lowest_privilege == 1
+        assert SubOperator.lowest_privilege == 1