Support Python 3.8

.github/workflows/pythonpackage.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.9", "3.10"]
+        python-version: ["3.8", "3.9", "3.10"]
 
     steps:
       - uses: actions/checkout@v2

setup.py

@@ -39,6 +39,6 @@
             "pre-commit",
         ]
     },
-    python_requires=">=3.9",
+    python_requires=">=3.8",
     tests_require=["pytest"],
 )

src/isar_robot/robotinterface.py

@@ -7,6 +7,7 @@
 from logging import Logger
 from pathlib import Path
 from queue import Queue
+from random import randrange
 from threading import Thread
 from typing import List, Sequence
 
@@ -26,7 +27,6 @@
     TelemetryPosePayload,
 )
 from robot_interface.utilities.json_service import EnhancedJSONEncoder
-from random import randrange
 
 STEP_DURATION_IN_SECONDS = 5