diff --git a/bin/bump_version.py b/bin/bump_version.py
index 71792113..41895a19 100755
--- a/bin/bump_version.py
+++ b/bin/bump_version.py
@@ -5,8 +5,6 @@
 # ///
 
 
-from __future__ import annotations
-
 import os
 import subprocess
 import sys
diff --git a/bin/inspect_all_known_projects.py b/bin/inspect_all_known_projects.py
index ad2c6365..60688c4b 100755
--- a/bin/inspect_all_known_projects.py
+++ b/bin/inspect_all_known_projects.py
@@ -11,8 +11,6 @@ This will cache the results to all_known_setup.yaml; you can reprint
 the results without the `--online` setting.
 """
 
-from __future__ import annotations
-
 import ast
 from collections.abc import Iterable, Iterator
 from pathlib import Path
diff --git a/bin/make_dependency_update_pr.py b/bin/make_dependency_update_pr.py
index 5482a847..0d46aada 100755
--- a/bin/make_dependency_update_pr.py
+++ b/bin/make_dependency_update_pr.py
@@ -1,6 +1,5 @@
 #!/usr/bin/env python3
 
-from __future__ import annotations
 
 import os
 import subprocess
diff --git a/bin/projects.py b/bin/projects.py
index 0278af5b..7414be96 100755
--- a/bin/projects.py
+++ b/bin/projects.py
@@ -17,8 +17,6 @@ Suggested usage:
     git diff
 """
 
-from __future__ import annotations
-
 import builtins
 import functools
 import textwrap
@@ -28,7 +26,7 @@ from collections.abc import Iterable, Mapping, Sequence
 from datetime import datetime
 from io import StringIO
 from pathlib import Path
-from typing import Any, TextIO
+from typing import Any, Self, TextIO
 
 import click
 import yaml
@@ -85,7 +83,7 @@ class Project:
         name_len = len(self.name) + 4
         self.__class__.NAME = max(self.__class__.NAME, name_len)
 
-    def __lt__(self, other: Project) -> bool:
+    def __lt__(self, other: Self) -> bool:
         if self.online:
             return self.num_stars < other.num_stars
         else:
diff --git a/bin/run_example_ci_configs.py b/bin/run_example_ci_configs.py
index 7e8d226a..c7a5b871 100755
--- a/bin/run_example_ci_configs.py
+++ b/bin/run_example_ci_configs.py
@@ -1,6 +1,5 @@
 #!/usr/bin/env python3
 
-from __future__ import annotations
 
 import os
 import shutil
diff --git a/bin/run_tests.py b/bin/run_tests.py
index 264cf267..e4ea6311 100755
--- a/bin/run_tests.py
+++ b/bin/run_tests.py
@@ -1,6 +1,5 @@
 #!/usr/bin/env python3
 
-from __future__ import annotations
 
 import argparse
 import os
diff --git a/bin/sample_build.py b/bin/sample_build.py
index 9e8e6420..41371da1 100755
--- a/bin/sample_build.py
+++ b/bin/sample_build.py
@@ -1,6 +1,5 @@
 #!/usr/bin/env python3
 
-from __future__ import annotations
 
 import argparse
 import os
diff --git a/bin/update_docker.py b/bin/update_docker.py
index b90a0f71..11c3de18 100755
--- a/bin/update_docker.py
+++ b/bin/update_docker.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python3
-from __future__ import annotations
 
 import configparser
 from dataclasses import dataclass
diff --git a/bin/update_how_it_works_image.py b/bin/update_how_it_works_image.py
index 7f55326f..504c9bc4 100755
--- a/bin/update_how_it_works_image.py
+++ b/bin/update_how_it_works_image.py
@@ -1,6 +1,5 @@
 #!/usr/bin/env python3
 
-from __future__ import annotations
 
 import subprocess
 import sys
diff --git a/bin/update_nodejs.py b/bin/update_nodejs.py
index 8a08274a..3f9eb526 100755
--- a/bin/update_nodejs.py
+++ b/bin/update_nodejs.py
@@ -1,6 +1,5 @@
 #!/usr/bin/env python3
 
-from __future__ import annotations
 
 import difflib
 import logging
diff --git a/bin/update_pythons.py b/bin/update_pythons.py
index 69416627..035acbd9 100755
--- a/bin/update_pythons.py
+++ b/bin/update_pythons.py
@@ -1,6 +1,5 @@
 #!/usr/bin/env python3
 
-from __future__ import annotations
 
 import copy
 import difflib
diff --git a/bin/update_readme_changelog.py b/bin/update_readme_changelog.py
index 65756902..024a2337 100755
--- a/bin/update_readme_changelog.py
+++ b/bin/update_readme_changelog.py
@@ -1,6 +1,5 @@
 #!/usr/bin/env python3
 
-from __future__ import annotations
 
 import re
 import sys
diff --git a/bin/update_virtualenv.py b/bin/update_virtualenv.py
index dffdb256..c6cd1b0c 100755
--- a/bin/update_virtualenv.py
+++ b/bin/update_virtualenv.py
@@ -1,6 +1,5 @@
 #!/usr/bin/env python3
 
-from __future__ import annotations
 
 import difflib
 import logging
diff --git a/cibuildwheel/__init__.py b/cibuildwheel/__init__.py
index 413fd1d6..0ca05961 100644
--- a/cibuildwheel/__init__.py
+++ b/cibuildwheel/__init__.py
@@ -1,3 +1 @@
-from __future__ import annotations
-
 __version__ = "2.22.0"
diff --git a/cibuildwheel/__main__.py b/cibuildwheel/__main__.py
index 22eb11e8..c1bfc098 100644
--- a/cibuildwheel/__main__.py
+++ b/cibuildwheel/__main__.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import argparse
 import contextlib
 import dataclasses
diff --git a/cibuildwheel/architecture.py b/cibuildwheel/architecture.py
index 6a67c013..1c08cc8b 100644
--- a/cibuildwheel/architecture.py
+++ b/cibuildwheel/architecture.py
@@ -1,13 +1,12 @@
-from __future__ import annotations
-
 import platform as platform_module
 import re
 import shutil
 import subprocess
 import sys
+import typing
 from collections.abc import Set
 from enum import StrEnum, auto
-from typing import Final, Literal, assert_never
+from typing import Final, Literal
 
 from .typing import PlatformName
 
@@ -38,6 +37,7 @@ def _check_aarch32_el0() -> bool:
     return check.returncode == 0 and check.stdout.startswith("armv")
 
 
+@typing.final
 class Architecture(StrEnum):
     # mac/linux archs
     x86_64 = auto()
@@ -62,7 +62,7 @@ class Architecture(StrEnum):
     wasm32 = auto()
 
     @staticmethod
-    def parse_config(config: str, platform: PlatformName) -> set[Architecture]:
+    def parse_config(config: str, platform: PlatformName) -> "set[Architecture]":
         result = set()
         for arch_str in re.split(r"[\s,]+", config):
             if arch_str == "auto":
@@ -82,7 +82,7 @@ class Architecture(StrEnum):
         return result
 
     @staticmethod
-    def native_arch(platform: PlatformName) -> Architecture | None:
+    def native_arch(platform: PlatformName) -> "Architecture | None":
         if platform == "pyodide":
             return Architecture.wasm32
 
@@ -112,7 +112,7 @@ class Architecture(StrEnum):
         return native_architecture
 
     @staticmethod
-    def auto_archs(platform: PlatformName) -> set[Architecture]:
+    def auto_archs(platform: PlatformName) -> "set[Architecture]":
         native_arch = Architecture.native_arch(platform)
         if native_arch is None:
             return set()  # can't build anything on this platform
@@ -131,7 +131,7 @@ class Architecture(StrEnum):
         return result
 
     @staticmethod
-    def all_archs(platform: PlatformName) -> set[Architecture]:
+    def all_archs(platform: PlatformName) -> "set[Architecture]":
         all_archs_map = {
             "linux": {
                 Architecture.x86_64,
@@ -148,7 +148,7 @@ class Architecture(StrEnum):
         return all_archs_map[platform]
 
     @staticmethod
-    def bitness_archs(platform: PlatformName, bitness: Literal["64", "32"]) -> set[Architecture]:
+    def bitness_archs(platform: PlatformName, bitness: Literal["64", "32"]) -> "set[Architecture]":
         archs_32 = {Architecture.i686, Architecture.x86, Architecture.armv7l}
         auto_archs = Architecture.auto_archs(platform)
 
@@ -156,7 +156,7 @@ class Architecture(StrEnum):
             return auto_archs - archs_32
         if bitness == "32":
             return auto_archs & archs_32
-        assert_never(bitness)
+        typing.assert_never(bitness)
 
 
 def allowed_architectures_check(
diff --git a/cibuildwheel/bashlex_eval.py b/cibuildwheel/bashlex_eval.py
index 74966539..6656d0a4 100644
--- a/cibuildwheel/bashlex_eval.py
+++ b/cibuildwheel/bashlex_eval.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import subprocess
 from collections.abc import (
     Callable,
diff --git a/cibuildwheel/ci.py b/cibuildwheel/ci.py
index d3af6e93..a7ba04ee 100644
--- a/cibuildwheel/ci.py
+++ b/cibuildwheel/ci.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import os
 import re
 from enum import Enum
diff --git a/cibuildwheel/environment.py b/cibuildwheel/environment.py
index e4018b91..d5a0796d 100644
--- a/cibuildwheel/environment.py
+++ b/cibuildwheel/environment.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import dataclasses
 from collections.abc import Mapping, Sequence
 from typing import Any, Protocol
diff --git a/cibuildwheel/extra.py b/cibuildwheel/extra.py
index 9cb6dd55..774447c3 100644
--- a/cibuildwheel/extra.py
+++ b/cibuildwheel/extra.py
@@ -2,8 +2,6 @@
 These are utilities for the `/bin` scripts, not for the `cibuildwheel` program.
 """
 
-from __future__ import annotations
-
 from collections.abc import Mapping, Sequence
 from io import StringIO
 from typing import Protocol
diff --git a/cibuildwheel/frontend.py b/cibuildwheel/frontend.py
index f5ddad63..8e6a2897 100644
--- a/cibuildwheel/frontend.py
+++ b/cibuildwheel/frontend.py
@@ -1,10 +1,8 @@
-from __future__ import annotations
-
 import shlex
 import typing
 from collections.abc import Sequence
 from dataclasses import dataclass
-from typing import Literal, get_args
+from typing import Literal, Self, get_args
 
 from .logger import log
 from .util.helpers import parse_key_value_string
@@ -17,8 +15,8 @@ class BuildFrontendConfig:
     name: BuildFrontendName
     args: Sequence[str] = ()
 
-    @staticmethod
-    def from_config_string(config_string: str) -> BuildFrontendConfig:
+    @classmethod
+    def from_config_string(cls, config_string: str) -> Self:
         config_dict = parse_key_value_string(config_string, ["name"], ["args"])
         name = " ".join(config_dict["name"])
         if name not in get_args(BuildFrontendName):
@@ -29,7 +27,7 @@ class BuildFrontendConfig:
         name = typing.cast(BuildFrontendName, name)
 
         args = config_dict.get("args") or []
-        return BuildFrontendConfig(name=name, args=args)
+        return cls(name=name, args=args)
 
     def options_summary(self) -> str | dict[str, str]:
         if not self.args:
diff --git a/cibuildwheel/linux.py b/cibuildwheel/linux.py
index 88fd4ba7..65886727 100644
--- a/cibuildwheel/linux.py
+++ b/cibuildwheel/linux.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import contextlib
 import subprocess
 import sys
diff --git a/cibuildwheel/logger.py b/cibuildwheel/logger.py
index 4b7df5c6..48b0c89a 100644
--- a/cibuildwheel/logger.py
+++ b/cibuildwheel/logger.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import codecs
 import os
 import re
@@ -40,6 +38,32 @@ PLATFORM_IDENTIFIER_DESCRIPTIONS: Final[dict[str, str]] = {
 }
 
 
+class Colors:
+    def __init__(self, *, enabled: bool) -> None:
+        self.red = "\033[31m" if enabled else ""
+        self.green = "\033[32m" if enabled else ""
+        self.yellow = "\033[33m" if enabled else ""
+        self.blue = "\033[34m" if enabled else ""
+        self.cyan = "\033[36m" if enabled else ""
+        self.bright_red = "\033[91m" if enabled else ""
+        self.bright_green = "\033[92m" if enabled else ""
+        self.white = "\033[37m\033[97m" if enabled else ""
+        self.gray = "\033[38;5;244m" if enabled else ""
+
+        self.bg_grey = "\033[48;5;235m" if enabled else ""
+
+        self.bold = "\033[1m" if enabled else ""
+        self.faint = "\033[2m" if enabled else ""
+
+        self.end = "\033[0m" if enabled else ""
+
+
+class Symbols:
+    def __init__(self, *, unicode: bool) -> None:
+        self.done = "✓" if unicode else "done"
+        self.error = "✕" if unicode else "failed"
+
+
 class Logger:
     fold_mode: str
     colors_enabled: bool
@@ -229,32 +253,6 @@ def build_description_from_identifier(identifier: str) -> str:
     return build_description
 
 
-class Colors:
-    def __init__(self, *, enabled: bool) -> None:
-        self.red = "\033[31m" if enabled else ""
-        self.green = "\033[32m" if enabled else ""
-        self.yellow = "\033[33m" if enabled else ""
-        self.blue = "\033[34m" if enabled else ""
-        self.cyan = "\033[36m" if enabled else ""
-        self.bright_red = "\033[91m" if enabled else ""
-        self.bright_green = "\033[92m" if enabled else ""
-        self.white = "\033[37m\033[97m" if enabled else ""
-        self.gray = "\033[38;5;244m" if enabled else ""
-
-        self.bg_grey = "\033[48;5;235m" if enabled else ""
-
-        self.bold = "\033[1m" if enabled else ""
-        self.faint = "\033[2m" if enabled else ""
-
-        self.end = "\033[0m" if enabled else ""
-
-
-class Symbols:
-    def __init__(self, *, unicode: bool) -> None:
-        self.done = "✓" if unicode else "done"
-        self.error = "✕" if unicode else "failed"
-
-
 def file_supports_color(file_obj: IO[AnyStr]) -> bool:
     """
     Returns True if the running system's terminal supports color.
diff --git a/cibuildwheel/macos.py b/cibuildwheel/macos.py
index e501b6df..a4b0e790 100644
--- a/cibuildwheel/macos.py
+++ b/cibuildwheel/macos.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import functools
 import inspect
 import os
diff --git a/cibuildwheel/oci_container.py b/cibuildwheel/oci_container.py
index 92548849..3a4a4995 100644
--- a/cibuildwheel/oci_container.py
+++ b/cibuildwheel/oci_container.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import io
 import json
 import os
@@ -44,8 +42,8 @@ class OCIContainerEngineConfig:
     create_args: tuple[str, ...] = field(default_factory=tuple)
     disable_host_mount: bool = False
 
-    @staticmethod
-    def from_config_string(config_string: str) -> OCIContainerEngineConfig:
+    @classmethod
+    def from_config_string(cls, config_string: str) -> Self:
         config_dict = parse_key_value_string(
             config_string,
             ["name"],
@@ -75,9 +73,7 @@ class OCIContainerEngineConfig:
             else:
                 create_args = [arg for arg in create_args if not arg.startswith("--platform=")]
 
-        return OCIContainerEngineConfig(
-            name=name, create_args=tuple(create_args), disable_host_mount=disable_host_mount
-        )
+        return cls(name=name, create_args=tuple(create_args), disable_host_mount=disable_host_mount)
 
     def options_summary(self) -> str | dict[str, str]:
         if not self.create_args:
diff --git a/cibuildwheel/options.py b/cibuildwheel/options.py
index 2a193f5c..232e5c96 100644
--- a/cibuildwheel/options.py
+++ b/cibuildwheel/options.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import collections
 import configparser
 import contextlib
@@ -12,7 +10,7 @@ import textwrap
 import tomllib
 from collections.abc import Callable, Generator, Iterable, Mapping, Sequence, Set
 from pathlib import Path
-from typing import Any, Final, Literal, assert_never
+from typing import Any, Final, Literal, Self, assert_never
 
 from packaging.specifiers import SpecifierSet
 
@@ -64,9 +62,9 @@ class CommandLineArguments:
     debug_traceback: bool
     enable: list[str]
 
-    @staticmethod
-    def defaults() -> CommandLineArguments:
-        return CommandLineArguments(
+    @classmethod
+    def defaults(cls) -> Self:
+        return cls(
             platform="auto",
             allow_empty=False,
             archs=None,
@@ -138,6 +136,12 @@ SettingTable = Mapping[str, SettingLeaf | SettingList]
 SettingValue = SettingTable | SettingList | SettingLeaf
 
 
+class InheritRule(enum.Enum):
+    NONE = enum.auto()
+    APPEND = enum.auto()
+    PREPEND = enum.auto()
+
+
 @dataclasses.dataclass(frozen=True)
 class Override:
     select_pattern: str
@@ -272,12 +276,6 @@ class EnvironmentFormat(OptionFormat):
         return f"{before} {after}"
 
 
-class InheritRule(enum.Enum):
-    NONE = enum.auto()
-    APPEND = enum.auto()
-    PREPEND = enum.auto()
-
-
 def _resolve_cascade(
     *pairs: tuple[SettingValue | None, InheritRule],
     ignore_empty: bool = False,
@@ -847,8 +845,8 @@ class Options:
         deprecated_selectors("CIBW_TEST_SKIP", test_selector.skip_config)
 
     @functools.cached_property
-    def defaults(self) -> Options:
-        return Options(
+    def defaults(self) -> Self:
+        return self.__class__(
             platform=self.platform,
             command_line_arguments=CommandLineArguments.defaults(),
             env={},
diff --git a/cibuildwheel/projectfiles.py b/cibuildwheel/projectfiles.py
index d2fd635e..3fcebe53 100644
--- a/cibuildwheel/projectfiles.py
+++ b/cibuildwheel/projectfiles.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import ast
 import configparser
 import contextlib
diff --git a/cibuildwheel/pyodide.py b/cibuildwheel/pyodide.py
index 3bdb6451..332be935 100644
--- a/cibuildwheel/pyodide.py
+++ b/cibuildwheel/pyodide.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import functools
 import os
 import shutil
diff --git a/cibuildwheel/schema.py b/cibuildwheel/schema.py
index 63b936a1..ef8f603b 100644
--- a/cibuildwheel/schema.py
+++ b/cibuildwheel/schema.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import json
 from typing import Any
 
diff --git a/cibuildwheel/selector.py b/cibuildwheel/selector.py
index 622a0376..1f417b7e 100644
--- a/cibuildwheel/selector.py
+++ b/cibuildwheel/selector.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import fnmatch
 import itertools
 from dataclasses import dataclass
diff --git a/cibuildwheel/typing.py b/cibuildwheel/typing.py
index 026deeaa..87923c1e 100644
--- a/cibuildwheel/typing.py
+++ b/cibuildwheel/typing.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import os
 import typing
 from typing import Final, Literal, Protocol
diff --git a/cibuildwheel/util/cmd.py b/cibuildwheel/util/cmd.py
index e02288e2..fcf72581 100644
--- a/cibuildwheel/util/cmd.py
+++ b/cibuildwheel/util/cmd.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import os
 import shlex
 import shutil
diff --git a/cibuildwheel/util/file.py b/cibuildwheel/util/file.py
index 4a59a7e0..e38da01e 100644
--- a/cibuildwheel/util/file.py
+++ b/cibuildwheel/util/file.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import os
 import shutil
 import ssl
diff --git a/cibuildwheel/util/helpers.py b/cibuildwheel/util/helpers.py
index ffe8b11a..dbef452c 100644
--- a/cibuildwheel/util/helpers.py
+++ b/cibuildwheel/util/helpers.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import itertools
 import os
 import re
diff --git a/cibuildwheel/util/packaging.py b/cibuildwheel/util/packaging.py
index c4e14f21..3d284820 100644
--- a/cibuildwheel/util/packaging.py
+++ b/cibuildwheel/util/packaging.py
@@ -1,8 +1,6 @@
-from __future__ import annotations
-
 from collections.abc import Mapping, MutableMapping, Sequence
 from pathlib import Path, PurePath
-from typing import Any, Literal, TypeVar
+from typing import Any, Literal, Self, TypeVar
 
 from packaging.utils import parse_wheel_filename
 
@@ -15,9 +13,9 @@ class DependencyConstraints:
         assert base_file_path.exists()
         self.base_file_path = base_file_path.resolve()
 
-    @staticmethod
-    def with_defaults() -> DependencyConstraints:
-        return DependencyConstraints(base_file_path=resources.CONSTRAINTS)
+    @classmethod
+    def with_defaults(cls) -> Self:
+        return cls(base_file_path=resources.CONSTRAINTS)
 
     def get_for_python_version(
         self, version: str, *, variant: Literal["python", "pyodide"] = "python"
diff --git a/cibuildwheel/util/resources.py b/cibuildwheel/util/resources.py
index 781f92db..7e78bc88 100644
--- a/cibuildwheel/util/resources.py
+++ b/cibuildwheel/util/resources.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import tomllib
 from pathlib import Path
 from typing import Final
diff --git a/cibuildwheel/venv.py b/cibuildwheel/venv.py
index 71b29fee..53c03446 100644
--- a/cibuildwheel/venv.py
+++ b/cibuildwheel/venv.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import contextlib
 import functools
 import os
diff --git a/cibuildwheel/windows.py b/cibuildwheel/windows.py
index 217a6d87..d07d0707 100644
--- a/cibuildwheel/windows.py
+++ b/cibuildwheel/windows.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import os
 import platform as platform_module
 import shutil
diff --git a/docs/main.py b/docs/main.py
index 66066fa2..15d42cbb 100644
--- a/docs/main.py
+++ b/docs/main.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import os
 import subprocess
 import sysconfig
diff --git a/noxfile.py b/noxfile.py
index 836acc5a..235d15fc 100755
--- a/noxfile.py
+++ b/noxfile.py
@@ -15,8 +15,6 @@ Tags:
 See sessions with `nox -l`
 """
 
-from __future__ import annotations
-
 import os
 import shutil
 import sys
diff --git a/test/conftest.py b/test/conftest.py
index 13b0882a..8c0c9504 100644
--- a/test/conftest.py
+++ b/test/conftest.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import json
 import subprocess
 from collections.abc import Generator
diff --git a/test/test_0_basic.py b/test/test_0_basic.py
index e3910908..317e876d 100644
--- a/test/test_0_basic.py
+++ b/test/test_0_basic.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import textwrap
 
 import pytest
diff --git a/test/test_abi_variants.py b/test/test_abi_variants.py
index 11bea544..23cd3de6 100644
--- a/test/test_abi_variants.py
+++ b/test/test_abi_variants.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import textwrap
 
 from . import test_projects, utils
diff --git a/test/test_before_all.py b/test/test_before_all.py
index ea59104e..a46031ee 100644
--- a/test/test_before_all.py
+++ b/test/test_before_all.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import subprocess
 import textwrap
 
diff --git a/test/test_before_build.py b/test/test_before_build.py
index 3aea640c..c817c87c 100644
--- a/test/test_before_build.py
+++ b/test/test_before_build.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import subprocess
 import textwrap
 
diff --git a/test/test_before_test.py b/test/test_before_test.py
index 59da3135..8a33a808 100644
--- a/test/test_before_test.py
+++ b/test/test_before_test.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 from . import test_projects, utils
 
 before_test_project = test_projects.new_c_project()
diff --git a/test/test_build_skip.py b/test/test_build_skip.py
index 3bfc3a9c..ad7d6f9d 100644
--- a/test/test_build_skip.py
+++ b/test/test_build_skip.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import textwrap
 
 from . import test_projects, utils
diff --git a/test/test_container_engine.py b/test/test_container_engine.py
index 3bd6d9bc..4503b3b4 100644
--- a/test/test_container_engine.py
+++ b/test/test_container_engine.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import pytest
 
 from . import test_projects, utils
diff --git a/test/test_container_images.py b/test/test_container_images.py
index fb55469f..60517a0f 100644
--- a/test/test_container_images.py
+++ b/test/test_container_images.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import platform
 import textwrap
 
diff --git a/test/test_cpp_standards.py b/test/test_cpp_standards.py
index 31d2b721..bb884ad8 100644
--- a/test/test_cpp_standards.py
+++ b/test/test_cpp_standards.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import os
 
 import jinja2
diff --git a/test/test_custom_repair_wheel.py b/test/test_custom_repair_wheel.py
index 56dc059f..bd22d634 100644
--- a/test/test_custom_repair_wheel.py
+++ b/test/test_custom_repair_wheel.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import subprocess
 from contextlib import nullcontext as does_not_raise
 
diff --git a/test/test_dependency_versions.py b/test/test_dependency_versions.py
index 54d39467..2cb8a583 100644
--- a/test/test_dependency_versions.py
+++ b/test/test_dependency_versions.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import re
 import textwrap
 from pathlib import Path
diff --git a/test/test_emscripten.py b/test/test_emscripten.py
index e7d08398..897cd67f 100644
--- a/test/test_emscripten.py
+++ b/test/test_emscripten.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import shutil
 import sys
 import textwrap
diff --git a/test/test_emulation.py b/test/test_emulation.py
index 118b34ac..a8926c0b 100644
--- a/test/test_emulation.py
+++ b/test/test_emulation.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import itertools
 import subprocess
 
diff --git a/test/test_environment.py b/test/test_environment.py
index 9b741ceb..4f8a3170 100644
--- a/test/test_environment.py
+++ b/test/test_environment.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import os
 import subprocess
 import sys
diff --git a/test/test_from_sdist.py b/test/test_from_sdist.py
index edb446ae..3bb7926d 100644
--- a/test/test_from_sdist.py
+++ b/test/test_from_sdist.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import os
 import subprocess
 import sys
diff --git a/test/test_linux_python.py b/test/test_linux_python.py
index 7b642916..c4e7f4e5 100644
--- a/test/test_linux_python.py
+++ b/test/test_linux_python.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import platform
 import subprocess
 
diff --git a/test/test_macos_archs.py b/test/test_macos_archs.py
index 8450bdd9..52811f79 100644
--- a/test/test_macos_archs.py
+++ b/test/test_macos_archs.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import platform
 import subprocess
 
diff --git a/test/test_manylinuxXXXX_only.py b/test/test_manylinuxXXXX_only.py
index 3fac02d9..41e78ad3 100644
--- a/test/test_manylinuxXXXX_only.py
+++ b/test/test_manylinuxXXXX_only.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import platform
 import textwrap
 
diff --git a/test/test_musllinux_X_Y_only.py b/test/test_musllinux_X_Y_only.py
index 0ddd3d2b..9438821a 100644
--- a/test/test_musllinux_X_Y_only.py
+++ b/test/test_musllinux_X_Y_only.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import textwrap
 
 import pytest
diff --git a/test/test_pep518.py b/test/test_pep518.py
index b1d99e8d..2147520f 100644
--- a/test/test_pep518.py
+++ b/test/test_pep518.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import textwrap
 
 from . import test_projects, utils
diff --git a/test/test_projects/__init__.py b/test/test_projects/__init__.py
index 2d8da665..d6bed818 100644
--- a/test/test_projects/__init__.py
+++ b/test/test_projects/__init__.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 from .base import TestProject
 from .c import new_c_project
 
diff --git a/test/test_projects/__main__.py b/test/test_projects/__main__.py
index 155c375c..c7c72583 100644
--- a/test/test_projects/__main__.py
+++ b/test/test_projects/__main__.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import importlib
 import subprocess
 import sys
diff --git a/test/test_projects/base.py b/test/test_projects/base.py
index 99ccc8b3..dd8f2ce2 100644
--- a/test/test_projects/base.py
+++ b/test/test_projects/base.py
@@ -1,7 +1,5 @@
-from __future__ import annotations
-
 from pathlib import Path
-from typing import Any
+from typing import Any, Self
 
 import jinja2
 
@@ -37,8 +35,8 @@ class TestProject:
 
                 f.write(content)
 
-    def copy(self) -> TestProject:
-        other = TestProject()
+    def copy(self) -> Self:
+        other = self.__class__()
         other.files = self.files.copy()
         other.template_context = self.template_context.copy()
         return other
diff --git a/test/test_projects/c.py b/test/test_projects/c.py
index cea72bdf..05882ec1 100644
--- a/test/test_projects/c.py
+++ b/test/test_projects/c.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import jinja2
 
 from .base import TestProject
diff --git a/test/test_pure_wheel.py b/test/test_pure_wheel.py
index 256afa1b..d309d8a9 100644
--- a/test/test_pure_wheel.py
+++ b/test/test_pure_wheel.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import subprocess
 
 import pytest
diff --git a/test/test_ssl.py b/test/test_ssl.py
index 9c35650e..5283a59d 100644
--- a/test/test_ssl.py
+++ b/test/test_ssl.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import textwrap
 
 from . import test_projects, utils
diff --git a/test/test_subdir_package.py b/test/test_subdir_package.py
index 66533970..2675ef2e 100644
--- a/test/test_subdir_package.py
+++ b/test/test_subdir_package.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 from pathlib import Path
 
 import jinja2
diff --git a/test/test_testing.py b/test/test_testing.py
index 486afe6d..e35e7e0f 100644
--- a/test/test_testing.py
+++ b/test/test_testing.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import inspect
 import os
 import subprocess
diff --git a/test/test_troubleshooting.py b/test/test_troubleshooting.py
index e647bca6..7039c268 100644
--- a/test/test_troubleshooting.py
+++ b/test/test_troubleshooting.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import subprocess
 
 import pytest
diff --git a/test/test_wheel_tag.py b/test/test_wheel_tag.py
index 1f179ffe..580481ff 100644
--- a/test/test_wheel_tag.py
+++ b/test/test_wheel_tag.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import pytest
 
 from . import test_projects, utils
diff --git a/test/test_windows.py b/test/test_windows.py
index 46f4cbb8..142fccf2 100644
--- a/test/test_windows.py
+++ b/test/test_windows.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import os
 import subprocess
 import textwrap
diff --git a/test/utils.py b/test/utils.py
index 21543b87..3081cf1d 100644
--- a/test/utils.py
+++ b/test/utils.py
@@ -4,8 +4,6 @@ Utility functions used by the cibuildwheel tests.
 This file is added to the PYTHONPATH in the test runner at bin/run_test.py.
 """
 
-from __future__ import annotations
-
 import os
 import platform as pm
 import subprocess
diff --git a/unit_test/architecture_test.py b/unit_test/architecture_test.py
index 4bb83325..934b2655 100644
--- a/unit_test/architecture_test.py
+++ b/unit_test/architecture_test.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import platform as platform_module
 import shutil
 import sys
diff --git a/unit_test/build_ids_test.py b/unit_test/build_ids_test.py
index d389fcf8..13014c24 100644
--- a/unit_test/build_ids_test.py
+++ b/unit_test/build_ids_test.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import tomllib
 
 from packaging.version import Version
diff --git a/unit_test/build_selector_test.py b/unit_test/build_selector_test.py
index 33fa936f..992677ed 100644
--- a/unit_test/build_selector_test.py
+++ b/unit_test/build_selector_test.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 from packaging.specifiers import SpecifierSet
 
 from cibuildwheel.selector import BuildSelector, EnableGroup
diff --git a/unit_test/conftest.py b/unit_test/conftest.py
index c67b2408..a51f10d8 100644
--- a/unit_test/conftest.py
+++ b/unit_test/conftest.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import sys
 from pathlib import Path
 
diff --git a/unit_test/dependency_constraints_test.py b/unit_test/dependency_constraints_test.py
index 2263d4f3..5fcdd600 100644
--- a/unit_test/dependency_constraints_test.py
+++ b/unit_test/dependency_constraints_test.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 from pathlib import Path
 
 from cibuildwheel.util.packaging import DependencyConstraints
diff --git a/unit_test/download_test.py b/unit_test/download_test.py
index 41c264d0..ca54e9dc 100644
--- a/unit_test/download_test.py
+++ b/unit_test/download_test.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import ssl
 
 import certifi
diff --git a/unit_test/environment_test.py b/unit_test/environment_test.py
index f4229f80..c5e6e57c 100644
--- a/unit_test/environment_test.py
+++ b/unit_test/environment_test.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import os
 import sys
 
diff --git a/unit_test/linux_build_steps_test.py b/unit_test/linux_build_steps_test.py
index df187d4f..b493496e 100644
--- a/unit_test/linux_build_steps_test.py
+++ b/unit_test/linux_build_steps_test.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import textwrap
 from pathlib import Path
 from pprint import pprint
diff --git a/unit_test/main_tests/conftest.py b/unit_test/main_tests/conftest.py
index e93a4b74..3751b78a 100644
--- a/unit_test/main_tests/conftest.py
+++ b/unit_test/main_tests/conftest.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import contextlib
 import platform as platform_module
 import subprocess
diff --git a/unit_test/main_tests/main_options_test.py b/unit_test/main_tests/main_options_test.py
index 2cec4b0e..c020a7ce 100644
--- a/unit_test/main_tests/main_options_test.py
+++ b/unit_test/main_tests/main_options_test.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import sys
 import tomllib
 from fnmatch import fnmatch
diff --git a/unit_test/main_tests/main_platform_test.py b/unit_test/main_tests/main_platform_test.py
index cd9add85..63f80eca 100644
--- a/unit_test/main_tests/main_platform_test.py
+++ b/unit_test/main_tests/main_platform_test.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import sys
 
 import pytest
diff --git a/unit_test/main_tests/main_requires_python_test.py b/unit_test/main_tests/main_requires_python_test.py
index 75820c45..2fff5275 100644
--- a/unit_test/main_tests/main_requires_python_test.py
+++ b/unit_test/main_tests/main_requires_python_test.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import sys
 import textwrap
 
diff --git a/unit_test/oci_container_test.py b/unit_test/oci_container_test.py
index 95bb2412..14c635b3 100644
--- a/unit_test/oci_container_test.py
+++ b/unit_test/oci_container_test.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import json
 import os
 import platform
diff --git a/unit_test/option_prepare_test.py b/unit_test/option_prepare_test.py
index db0bc206..995048b2 100644
--- a/unit_test/option_prepare_test.py
+++ b/unit_test/option_prepare_test.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import platform as platform_module
 import subprocess
 import sys
diff --git a/unit_test/options_test.py b/unit_test/options_test.py
index 603e0794..fe6f9c34 100644
--- a/unit_test/options_test.py
+++ b/unit_test/options_test.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import os
 import platform as platform_module
 import textwrap
diff --git a/unit_test/options_toml_test.py b/unit_test/options_toml_test.py
index 2045ab16..749ff4b5 100644
--- a/unit_test/options_toml_test.py
+++ b/unit_test/options_toml_test.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import shlex
 from pathlib import Path
 
diff --git a/unit_test/projectfiles_test.py b/unit_test/projectfiles_test.py
index 05975b22..3bb659f7 100644
--- a/unit_test/projectfiles_test.py
+++ b/unit_test/projectfiles_test.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import tomllib
 from textwrap import dedent
 
diff --git a/unit_test/utils_test.py b/unit_test/utils_test.py
index b1ae1305..3c4a5885 100644
--- a/unit_test/utils_test.py
+++ b/unit_test/utils_test.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import textwrap
 from pathlib import PurePath
 from unittest.mock import Mock, call
diff --git a/unit_test/validate_schema_test.py b/unit_test/validate_schema_test.py
index f322102b..1670d18c 100644
--- a/unit_test/validate_schema_test.py
+++ b/unit_test/validate_schema_test.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import re
 import tomllib
 from pathlib import Path
diff --git a/unit_test/wheel_print_test.py b/unit_test/wheel_print_test.py
index fc97cbec..c3e4933a 100644
--- a/unit_test/wheel_print_test.py
+++ b/unit_test/wheel_print_test.py
@@ -1,5 +1,3 @@
-from __future__ import annotations
-
 import pytest
 
 from cibuildwheel.__main__ import print_new_wheels