Support Python >= 3.8

Author: stew675

shaketune/helpers/accelerometer.py

@@ -17,7 +17,10 @@
 from io import TextIOWrapper
 from multiprocessing import Process, Queue, Value
 from pathlib import Path
-from typing_extensions import List, Optional, Tuple, TypedDict
+if sys.version_info >= (3, 8):
+    from typing import List, Optional, Tuple, TypedDict
+else:
+    from typing_extensions import List, Optional, Tuple, TypedDict
 
 import numpy as np
 from zstandard import FLUSH_FRAME, ZstdCompressor, ZstdDecompressor

shaketune/shaketune.py

@@ -11,7 +11,10 @@
 import importlib
 import os
 from pathlib import Path
-from typing_extensions import Callable
+if sys.version_info >= (3, 8):
+    from typing import Callable
+else:
+    from typing_extensions import Callable
 
 from .commands import (
     axes_shaper_calibration,

shaketune/shaketune_process.py

@@ -13,7 +13,10 @@
 import traceback
 from multiprocessing import Process
 from pathlib import Path
-from typing_extensions import List, Optional, Union
+if sys.version_info >= (3, 8):
+    from typing import List, Optional, Union
+else:
+    from typing_extensions import List, Optional, Union
 
 from .helpers.accelerometer import MeasurementsManager
 from .helpers.console_output import ConsoleOutput