Resolve "Re-designing of Telemetry"

Closes #179 (closed)

src/kpi_manager/database/Kpi_DB.py

@@ -70,8 +70,7 @@ class KpiDB:
             session.rollback()
             if "psycopg2.errors.UniqueViolation" in str(e):
                 LOGGER.error(f"Unique key voilation: {row.__class__.__name__} table. {str(e)}")
-                raise AlreadyExistsException(row.__class__.__name__, row,
-                                             extra_details=["Unique key voilation: {:}".format(e)] )
+                raise AlreadyExistsException(row.__class__.__name__, row, extra_details=["Unique key voilation: {:}".format(e)] )
             else:
                 LOGGER.error(f"Failed to insert new row into {row.__class__.__name__} table. {str(e)}")
                 raise OperationFailedException ("Deletion by column id", extra_details=["unable to delete row {:}".format(e)])
@@ -90,7 +89,6 @@ class KpiDB:
                 print("{:} ID not found, No matching row: {:}".format(model.__name__, id_to_search))
                 return None
         except Exception as e:
-            session.rollback()
             LOGGER.debug(f"Failed to retrieve {model.__name__} ID. {str(e)}")
             raise OperationFailedException ("search by column id", extra_details=["unable to search row {:}".format(e)])
         finally: