Clean query. (#4259)

### What problem does this PR solve?

#4239

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

agent/component/__init__.py

@@ -36,12 +36,12 @@ from .iteration import Iteration, IterationParam
 from .iterationitem import IterationItem, IterationItemParam
 
 
-
 def component_class(class_name):
     m = importlib.import_module("agent.component")
     c = getattr(m, class_name)
     return c
 
+
 __all__ = [
     "Begin",
     "BeginParam",