diff --git a/cmd/suggestion/chocolate/v1alpha3/__init__.py b/cmd/suggestion/chocolate/v1alpha3/__init__.py
deleted file mode 100644
index e69de29bb2d..00000000000
diff --git a/cmd/suggestion/hyperband/v1alpha3/__init__.py b/cmd/suggestion/hyperband/v1alpha3/__init__.py
deleted file mode 100644
index e69de29bb2d..00000000000
diff --git a/cmd/suggestion/hyperopt/v1alpha3/__init__.py b/cmd/suggestion/hyperopt/v1alpha3/__init__.py
deleted file mode 100644
index e69de29bb2d..00000000000
diff --git a/cmd/suggestion/hyperopt/v1alpha3/main.py b/cmd/suggestion/hyperopt/v1alpha3/main.py
index 6f0869e2845..ac92736e1e0 100644
--- a/cmd/suggestion/hyperopt/v1alpha3/main.py
+++ b/cmd/suggestion/hyperopt/v1alpha3/main.py
@@ -8,6 +8,7 @@
 _ONE_DAY_IN_SECONDS = 60 * 60 * 24
 DEFAULT_PORT = "0.0.0.0:6789"
 
+
 def serve():
     server = grpc.server(futures.ThreadPoolExecutor(max_workers=10))
     service = HyperoptService()
@@ -22,5 +23,6 @@ def serve():
     except KeyboardInterrupt:
         server.stop(0)
 
+
 if __name__ == "__main__":
     serve()
diff --git a/cmd/suggestion/nasrl/v1alpha3/__init__.py b/cmd/suggestion/nasrl/v1alpha3/__init__.py
deleted file mode 100644
index e69de29bb2d..00000000000
diff --git a/cmd/suggestion/nasrl/v1alpha3/main.py b/cmd/suggestion/nasrl/v1alpha3/main.py
index 4e48a2c18b4..678a8f5e941 100644
--- a/cmd/suggestion/nasrl/v1alpha3/main.py
+++ b/cmd/suggestion/nasrl/v1alpha3/main.py
@@ -10,6 +10,7 @@
 _ONE_DAY_IN_SECONDS = 60 * 60 * 24
 DEFAULT_PORT = "0.0.0.0:6789"
 
+
 def serve():
     print("NAS RL Suggestion Service")
     server = grpc.server(futures.ThreadPoolExecutor(max_workers=10))
@@ -25,5 +26,6 @@ def serve():
     except KeyboardInterrupt:
         server.stop(0)
 
+
 if __name__ == "__main__":
     serve()
diff --git a/cmd/suggestion/skopt/v1alpha3/__init__.py b/cmd/suggestion/skopt/v1alpha3/__init__.py
deleted file mode 100644
index e69de29bb2d..00000000000
diff --git a/cmd/suggestion/skopt/v1alpha3/main.py b/cmd/suggestion/skopt/v1alpha3/main.py
index 84efe5edb15..48ca7d16e60 100644
--- a/cmd/suggestion/skopt/v1alpha3/main.py
+++ b/cmd/suggestion/skopt/v1alpha3/main.py
@@ -8,6 +8,7 @@
 _ONE_DAY_IN_SECONDS = 60 * 60 * 24
 DEFAULT_PORT = "0.0.0.0:6789"
 
+
 def serve():
     server = grpc.server(futures.ThreadPoolExecutor(max_workers=10))
     service = SkoptService()
@@ -22,5 +23,6 @@ def serve():
     except KeyboardInterrupt:
         server.stop(0)
 
+
 if __name__ == "__main__":
     serve()