3 files changed, 12 insertions, 10 deletions

diff --git a/glucometerutils/support/contourusb.py b/glucometerutils/support/contourusb.py
index c61ab41..259e8d1 100644
--- a/glucometerutils/support/contourusb.py
+++ b/glucometerutils/support/contourusb.py
@@ -15,7 +15,8 @@ http://protocols.ascensia.com/Programming-Guide.aspx
 import datetime
 import enum
 import re
-from typing import Dict, Generator, List, Optional, Tuple
+from collections.abc import Generator
+from typing import Optional
 
 from glucometerutils import driver
 from glucometerutils.support import hiddevice
@@ -80,7 +81,7 @@ class ContourHidDevice(driver.GlucometerDevice):
 
     currecno: Optional[int] = None
 
-    def __init__(self, usb_ids: Tuple[int, int], device_path: Optional[str]) -> None:
+    def __init__(self, usb_ids: tuple[int, int], device_path: Optional[str]) -> None:
         super().__init__(device_path)
         self._hid_session = hiddevice.HidSession(usb_ids, device_path)
 
@@ -315,13 +316,13 @@ class ContourHidDevice(driver.GlucometerDevice):
         except Exception as e:
             raise e
 
-    def parse_result_record(self, text: str) -> Dict[str, str]:
+    def parse_result_record(self, text: str) -> dict[str, str]:
         result = _RESULT_RECORD_RE.search(text)
         assert result is not None
         rec_text = result.groupdict()
         return rec_text
 
-    def _get_multirecord(self) -> List[Dict[str, str]]:
+    def _get_multirecord(self) -> list[dict[str, str]]:
         """Queries for, and returns, "multirecords" results.
 
         Returns:
diff --git a/glucometerutils/support/freestyle_libre.py b/glucometerutils/support/freestyle_libre.py
index 46ecf15..b231449 100644
--- a/glucometerutils/support/freestyle_libre.py
+++ b/glucometerutils/support/freestyle_libre.py
@@ -12,7 +12,8 @@ https://protocols.glucometers.tech/abbott/freestyle-libre
 
 import datetime
 import logging
-from typing import Dict, Generator, Mapping, Optional, Sequence, Tuple, Type
+from collections.abc import Generator, Mapping, Sequence
+from typing import Optional
 
 from glucometerutils import common, exceptions
 from glucometerutils.support import freestyle
@@ -67,8 +68,8 @@ _ARRESULT_RAPID_INSULIN_ENTRY_MAP = ((43, "double-rapid-acting-insulin"),)
 
 
 def _parse_record(
-    record: Sequence[str], entry_map: Sequence[Tuple[int, str]]
-) -> Dict[str, int]:
+    record: Sequence[str], entry_map: Sequence[tuple[int, str]]
+) -> dict[str, int]:
     """Parses a list of string fields into a dictionary of integers."""
 
     if not record:
@@ -127,7 +128,7 @@ def _parse_arresult(record: Sequence[str]) -> Optional[common.AnyReading]:
 
     comment_parts = []
     measure_method: Optional[common.MeasurementMethod] = None
-    cls: Optional[Type[common.AnyReading]] = None
+    cls: Optional[type[common.AnyReading]] = None
     value: Optional[float] = None
 
     if parsed_record["reading-type"] == 2:
diff --git a/glucometerutils/support/hiddevice.py b/glucometerutils/support/hiddevice.py
index bd35a8f..eb069df 100644
--- a/glucometerutils/support/hiddevice.py
+++ b/glucometerutils/support/hiddevice.py
@@ -7,7 +7,7 @@
 
 import logging
 import os
-from typing import BinaryIO, Optional, Tuple
+from typing import BinaryIO, Optional
 
 from glucometerutils import exceptions
 
@@ -23,7 +23,7 @@ class HidSession:
 
     def __init__(
         self,
-        usb_id: Optional[Tuple[int, int]],
+        usb_id: Optional[tuple[int, int]],
         device: Optional[str],
         timeout_ms: int = 0,
     ) -> None: