Import TypedDict from typing_extensions on Python < 3.9.2

Fixes #44

Signed-off-by: Pedro Algarvio <[email protected]>

changelog/44.bugfix.rst

@@ -0,0 +1 @@
+Import `TypedDict` from typing_extensions on Python < 3.9.2

requirements/base.txt

@@ -7,4 +7,4 @@ importlib-metadata>=3.4.0,<5.0.0; python_version < "3.8"
 psutil
 pydantic>=1.8.2
 salt>=3005
-typing-extensions; python_version < "3.9"
+typing-extensions; python_version < "3.9.2"

src/saf/collect/file.py

@@ -10,6 +10,7 @@
 import logging
 import os
 import pathlib
+import sys
 from typing import AsyncIterator
 from typing import List
 from typing import Type
@@ -21,10 +22,10 @@
 from saf.models import CollectedEvent
 from saf.models import PipelineRunContext
 
-try:
-    from typing import TypedDict  # type: ignore[attr-defined]
-except ImportError:
+if sys.version_info < (3, 9, 2):
     from typing_extensions import TypedDict
+else:
+    from typing import TypedDict  # type: ignore[attr-defined,no-redef]
 
 log = logging.getLogger(__name__)