Merge pull request #1690 from TeslaZhao/v0.8.3

cherry-pick

python/requirements_mac.txt

 numpy>=1.12, <=1.16.4 ; python_version<"3.5"
-shapely==1.7.0
+shapely==1.8.0
 wheel>=0.34.0, <0.35.0
 setuptools>=44.1.0
 google>=2.0.3
-opencv-python==4.2.0.32
 protobuf>=3.12.2
 func-timeout>=4.3.5
 pyyaml>=5.1
@@ -16,5 +15,9 @@ Werkzeug==1.0.1
 ujson>=2.0.3
 grpcio-tools==1.33.2
 grpcio>=1.33.2
-sentencepiece==0.1.83
-pillow==8.4.0
+sentencepiece==0.1.96; platform_machine !=  "aarch64"
+sentencepiece; platform_machine ==  "aarch64"
+opencv-python==3.4.17.61; platform_machine !=  "aarch64"
+opencv-python; platform_machine == "aarch64"
+pillow==8.4.0 ; python_version == "3.6"
+pillow==9.0.0 ; python_version > "3.6"

python/setup.py.app.in

@@ -46,7 +46,7 @@ REQUIRED_PACKAGES = [
     'pyclipper', 'shapely',
     'sentencepiece<=0.1.96; platform_machine != "aarch64"',
     'sentencepiece; platform_machine == "aarch64"',
-    'opencv-python<=4.3.0.38; platform_machine != "aarch64"',
+    'opencv-python==3.4.17.61; platform_machine != "aarch64"',
     'opencv-python; platform_machine == "aarch64"',
 ]