OPT: remove Python 3.8 support

.github/workflows/check.yml

@@ -22,12 +22,10 @@ jobs:
       fail-fast: false
       matrix:
         python-version:
-        - '3.8'
         - '3.9'
         - '3.10'
         - '3.11'
         - '3.12'
-        - 'pypy-3.10'
 
     services:
       redis:

Makefile

@@ -13,7 +13,7 @@ clean:
 
 .PHONY: install
 install:
-	poetry install --all-extras --with=dev --with=docs
+	poetry install --sync --all-extras --with=dev --with=docs
 
 .PHONY: lint
 lint: lint/ruff lint/mypy

cachetory/backends/async_/django.py

@@ -1,7 +1,8 @@
 from __future__ import annotations
 
+from collections.abc import AsyncIterable, Iterable
 from datetime import datetime, timedelta
-from typing import AsyncIterable, Generic, Iterable
+from typing import Generic
 from urllib.parse import urlparse
 
 from django.core.cache import BaseCache, cache, caches  # type: ignore[import-untyped]

cachetory/backends/async_/dummy.py

@@ -1,7 +1,8 @@
 from __future__ import annotations
 
+from collections.abc import AsyncIterable, Iterable
 from datetime import datetime, timedelta
-from typing import AsyncIterable, Generic, Iterable
+from typing import Generic
 
 from cachetory.interfaces.backends.async_ import AsyncBackend
 from cachetory.interfaces.backends.private import WireT

cachetory/backends/async_/memory.py

@@ -1,7 +1,8 @@
 from __future__ import annotations
 
+from collections.abc import Coroutine
 from datetime import datetime, timedelta
-from typing import Any, Coroutine, Generic
+from typing import Any, Generic
 
 from cachetory.backends.sync.memory import MemoryBackend as SyncMemoryBackend
 from cachetory.interfaces.backends.async_ import AsyncBackend

cachetory/backends/async_/redis.py

@@ -1,9 +1,9 @@
 from __future__ import annotations
 
 import itertools
+from collections.abc import AsyncIterable, Iterable
 from datetime import datetime, timedelta
 from types import TracebackType
-from typing import AsyncIterable, Iterable
 
 from redis.asyncio import Redis
 

cachetory/backends/sync/django.py

@@ -1,7 +1,8 @@
 from __future__ import annotations
 
+from collections.abc import Iterable
 from datetime import datetime, timedelta
-from typing import Generic, Iterable
+from typing import Generic
 from urllib.parse import urlparse
 
 from django.core.cache import BaseCache, cache, caches  # type: ignore[import-untyped]

cachetory/backends/sync/dummy.py

@@ -1,7 +1,8 @@
 from __future__ import annotations
 
+from collections.abc import Iterable
 from datetime import datetime, timedelta
-from typing import Generic, Iterable
+from typing import Generic
 
 from cachetory.interfaces.backends.private import WireT
 from cachetory.interfaces.backends.sync import SyncBackend

cachetory/backends/sync/redis.py

@@ -1,9 +1,9 @@
 from __future__ import annotations
 
 import itertools
+from collections.abc import Iterable
 from datetime import datetime, timedelta
 from types import TracebackType
-from typing import Iterable
 
 from redis import Redis
 

cachetory/caches/async_.py

@@ -1,11 +1,12 @@
 from __future__ import annotations
 
 from asyncio import get_running_loop
+from collections.abc import Iterable, Mapping
 from concurrent.futures import Executor
 from contextlib import AbstractAsyncContextManager
 from datetime import timedelta
 from types import TracebackType
-from typing import Generic, Iterable, Mapping
+from typing import Generic
 
 from cachetory.caches.private import DefaultT
 from cachetory.interfaces.backends.async_ import AsyncBackend

cachetory/caches/sync.py

@@ -1,7 +1,8 @@
+from collections.abc import Iterable, Mapping
 from contextlib import AbstractContextManager
 from datetime import timedelta
 from types import TracebackType
-from typing import Dict, Generic, Iterable, Mapping, Optional, Tuple, Type, Union
+from typing import Generic, Optional, Union
 
 from cachetory.caches.private import DefaultT
 from cachetory.interfaces.backends.private import WireT
@@ -66,7 +67,7 @@ def get(self, key: str, default: DefaultT = None) -> Union[ValueT, DefaultT]:  #
         except KeyError:
             return default
 
-    def get_many(self, *keys: str) -> Dict[str, ValueT]:
+    def get_many(self, *keys: str) -> dict[str, ValueT]:
         """
         Retrieve many values from the cache.
 
@@ -118,7 +119,7 @@ def set(  # noqa: A003
             if_not_exists=if_not_exists,
         )
 
-    def set_many(self, items: Union[Iterable[Tuple[str, ValueT]], Mapping[str, ValueT]]) -> None:
+    def set_many(self, items: Union[Iterable[tuple[str, ValueT]], Mapping[str, ValueT]]) -> None:
         """
         Set many cache items at once.
 
@@ -154,7 +155,7 @@ def __delitem__(self, key: str) -> None:
 
     def __exit__(
         self,
-        exc_type: Optional[Type[BaseException]],
+        exc_type: Optional[type[BaseException]],
         exc_val: Optional[BaseException],
         exc_tb: Optional[TracebackType],
     ) -> None:

cachetory/decorators/async_.py

@@ -1,8 +1,9 @@
 from __future__ import annotations
 
+from collections.abc import Awaitable
 from datetime import timedelta
 from functools import wraps
-from typing import Awaitable, Callable, Protocol
+from typing import Callable, Protocol
 
 from typing_extensions import ParamSpec
 

cachetory/interfaces/backends/async_.py

@@ -8,10 +8,11 @@
 from __future__ import annotations
 
 from abc import ABCMeta, abstractmethod
+from collections.abc import AsyncIterable, Iterable
 from contextlib import AbstractAsyncContextManager, AbstractContextManager
 from datetime import datetime, timedelta, timezone
 from types import TracebackType
-from typing import Any, AsyncIterable, Generic, Iterable
+from typing import Any, Generic
 
 from typing_extensions import Never, Protocol
 

cachetory/interfaces/backends/sync.py

@@ -8,10 +8,11 @@
 from __future__ import annotations
 
 from abc import ABCMeta, abstractmethod
+from collections.abc import Iterable
 from contextlib import AbstractContextManager
 from datetime import datetime, timedelta
 from types import TracebackType
-from typing import Generic, Iterable
+from typing import Generic
 
 from typing_extensions import Protocol
 

cachetory/private/functools.py

@@ -1,8 +1,9 @@
 from __future__ import annotations
 
+from collections.abc import Awaitable
 from functools import wraps
 from inspect import iscoroutinefunction
-from typing import Any, Awaitable, Callable, TypeVar, cast
+from typing import Any, Callable, TypeVar, cast
 
 T = TypeVar("T")
 

cachetory/serializers/chained.py

@@ -1,6 +1,7 @@
 from __future__ import annotations
 
-from typing import Any, Generic, Iterable, cast
+from collections.abc import Iterable
+from typing import Any, Generic, cast
 from urllib.parse import urlparse
 
 from cachetory.interfaces.backends.private import WireT

cachetory/serializers/compressors/zlib.py

@@ -1,10 +1,10 @@
 from __future__ import annotations
 
 import zlib
+from typing import Annotated
 from urllib.parse import parse_qsl, urlparse
 
 from pydantic import BaseModel, Field
-from typing_extensions import Annotated
 
 from cachetory.interfaces.serializers import Serializer
 

cachetory/serializers/compressors/zstd.py

@@ -1,10 +1,10 @@
 from __future__ import annotations
 
+from typing import Annotated
 from urllib.parse import parse_qsl, urlparse
 
 import zstd  # type: ignore
 from pydantic import BaseModel, Field
-from typing_extensions import Annotated
 
 from cachetory.interfaces.serializers import Serializer
 

cachetory/serializers/pickle.py

@@ -1,11 +1,10 @@
 from __future__ import annotations
 
 import pickle
-from typing import Generic
+from typing import Annotated, Generic
 from urllib.parse import parse_qsl, urlparse
 
 from pydantic import BaseModel, Field
-from typing_extensions import Annotated
 
 from cachetory.interfaces.serializers import Serializer, ValueT
 

pyproject.toml

@@ -1,5 +1,5 @@
 [project]
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 
 [tool.poetry]
 authors = [
@@ -20,7 +20,6 @@ classifiers = [
     "Programming Language :: Python",
     "Programming Language :: Python :: 3",
     "Programming Language :: Python :: 3 :: Only",
-    "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
@@ -37,7 +36,7 @@ build-backend = "poetry_dynamic_versioning.backend"
 django = {version = "^4.0.0 || ^5.0.0", optional = true}
 ormsgpack = {version = "^1.4.0", optional = true, markers = "platform_python_implementation == 'CPython'"}
 pydantic = ">2.0.0.0, <3.0.0.0"
-python = "^3.8.0"
+python = "^3.9.0"
 redis = {version = "^4.4.2 || ^5.0.0", optional = true}
 typing-extensions = "^4.4.0"
 zstd = {version = "^1.5.2.6", optional = true}
@@ -75,11 +74,11 @@ pillow = "10.4.0"
 
 [tool.black]
 line-length = 120
-target_version = ["py38", "py39", "py310", "py311"]
+target_version = ["py39", "py310", "py311", "py312"]
 
 [tool.ruff]
 line-length = 120
-target-version = "py38"
+target-version = "py39"
 
 [tool.ruff.lint]
 select = [

tests/backends/async_/test_django.py

@@ -1,4 +1,4 @@
-from typing import AsyncIterable
+from collections.abc import AsyncIterable
 
 import pytest
 

tests/backends/async_/test_memory.py

@@ -1,5 +1,5 @@
+from collections.abc import AsyncIterable
 from datetime import datetime, timedelta, timezone
-from typing import AsyncIterable
 
 from freezegun import freeze_time
 from pytest import fixture, mark, raises

tests/backends/async_/test_redis.py

@@ -1,6 +1,6 @@
 from asyncio import sleep
+from collections.abc import AsyncIterable
 from datetime import timedelta
-from typing import AsyncIterable
 
 from pytest import fixture, mark, raises
 

tests/backends/sync/test_django.py

@@ -1,4 +1,4 @@
-from typing import Iterable
+from collections.abc import Iterable
 
 import pytest
 

tests/backends/sync/test_memory.py

@@ -1,5 +1,5 @@
+from collections.abc import Iterable
 from datetime import datetime, timedelta, timezone
-from typing import Iterable
 
 from freezegun import freeze_time
 from pytest import fixture, raises

tests/backends/sync/test_redis.py

@@ -1,6 +1,6 @@
+from collections.abc import Iterable
 from datetime import timedelta
 from time import sleep
-from typing import Iterable
 
 from pytest import fixture, raises