add annotations

Signed-off-by: Ashwin Vaidya <[email protected]>

Author: ashwinvaidya17

model_api/python/model_api/adapters/utils.py

@@ -13,6 +13,8 @@
 limitations under the License.
 """
 
+from __future__ import annotations  # TODO: remove when Python3.9 support is dropped
+
 import math
 from functools import partial
 

model_api/python/model_api/models/segmentation.py

@@ -13,6 +13,8 @@
 limitations under the License.
 """
 
+from __future__ import annotations  # TODO: remove when Python3.9 support is dropped
+
 from collections.abc import Iterable
 
 import cv2