Fix Self on Py<3.11

avwx/base.py

@@ -7,7 +7,7 @@
 from abc import ABCMeta, abstractmethod
 from contextlib import suppress
 from datetime import date, datetime, timezone
-from typing import TYPE_CHECKING, Self
+from typing import TYPE_CHECKING
 
 # module
 from avwx.exceptions import BadStation
@@ -17,6 +17,11 @@
     from avwx.service import Service
     from avwx.structs import ReportData, Units
 
+try:
+    from typing import Self
+except ImportError:
+    from typing_extensions import Self
+
 
 def find_station(report: str) -> Station | None:
     """Returns the first Station found in a report string"""

avwx/station/station.py

@@ -7,7 +7,7 @@
 from copy import copy
 from dataclasses import dataclass
 from functools import lru_cache
-from typing import Any, Self
+from typing import Any
 
 # library
 import httpx
@@ -19,6 +19,11 @@
 from avwx.station.meta import STATIONS
 from avwx.structs import Coord
 
+try:
+    from typing import Self
+except ImportError:
+    from typing_extensions import Self
+
 
 def _get_ip_location() -> Coord:
     """Return the current location according to ipinfo.io."""

pyproject.toml

@@ -31,6 +31,7 @@ dependencies = [
     "geopy>=2.4",
     "httpx>=0.26",
     "python-dateutil>=2.8",
+    "typing-extensions~=4.12; python_version < '3.11'",
     "xmltodict>=0.13",
 ]