diff --git a/src/slice/service/Tools.py b/src/slice/old_code/Tools.py
similarity index 100%
rename from src/slice/service/Tools.py
rename to src/slice/old_code/Tools.py
diff --git a/src/slice/_docs/old_conflicting_code.txt b/src/slice/old_code/Tools_2.py
similarity index 100%
rename from src/slice/_docs/old_conflicting_code.txt
rename to src/slice/old_code/Tools_2.py
diff --git a/src/common/tools/service/ConstraintsChecker.py b/src/slice/old_code/service/ConstraintsChecker.py
similarity index 100%
rename from src/common/tools/service/ConstraintsChecker.py
rename to src/slice/old_code/service/ConstraintsChecker.py
diff --git a/src/common/tools/service/SliceCheckers.py b/src/slice/old_code/service/SliceCheckers.py
similarity index 100%
rename from src/common/tools/service/SliceCheckers.py
rename to src/slice/old_code/service/SliceCheckers.py
diff --git a/src/slice/service/SliceServiceServicerImpl.py b/src/slice/service/SliceServiceServicerImpl.py
index dcc93622af532dfbd7342a6c130d7ef301b265aa..bd26d19435092bd8ebea5748d49488975d4d675b 100644
--- a/src/slice/service/SliceServiceServicerImpl.py
+++ b/src/slice/service/SliceServiceServicerImpl.py
@@ -13,7 +13,6 @@
 # limitations under the License.
 
 import grpc, json, logging
-from typing import Dict
 from common.rpc_method_wrapper.Decorator import create_metrics, safe_and_metered_rpc_method
 from context.client.ContextClient import ContextClient
 from context.proto.context_pb2 import (