fix(deps): Remove more typing_extensions from runtime

Author: tony

src/libvcs/_internal/subprocess.py

@@ -42,27 +42,39 @@
 import subprocess
 import sys
 from collections.abc import Mapping, Sequence
-from typing import IO, Any, Callable, Literal, Optional, TypeVar, Union, overload
-
-from typing_extensions import TypeAlias
+from typing import (
+    IO,
+    TYPE_CHECKING,
+    Any,
+    Callable,
+    Literal,
+    Optional,
+    TypeVar,
+    Union,
+    overload,
+)
 
 from libvcs._internal.types import StrOrBytesPath
 
 from .dataclasses import SkipDefaultFieldsReprMixin
 
+if TYPE_CHECKING:
+    from typing_extensions import TypeAlias
+
+
 F = TypeVar("F", bound=Callable[..., Any])
 
 
 if sys.platform == "win32":
-    _ENV: TypeAlias = Mapping[str, str]
+    _ENV: "TypeAlias" = Mapping[str, str]
 else:
-    _ENV: TypeAlias = Union[
+    _ENV: "TypeAlias" = Union[
         Mapping[bytes, StrOrBytesPath], Mapping[str, StrOrBytesPath]
     ]
-_FILE: TypeAlias = Union[None, int, IO[Any]]
-_TXT: TypeAlias = Union[bytes, str]
+_FILE: "TypeAlias" = Union[None, int, IO[Any]]
+_TXT: "TypeAlias" = Union[bytes, str]
 #: Command
-_CMD: TypeAlias = Union[StrOrBytesPath, Sequence[StrOrBytesPath]]
+_CMD: "TypeAlias" = Union[StrOrBytesPath, Sequence[StrOrBytesPath]]
 
 
 @dataclasses.dataclass(repr=False)

src/libvcs/_internal/types.py

@@ -8,14 +8,17 @@
 .. _typeshed's: https://github.com/python/typeshed/blob/5df8de7/stdlib/_typeshed/__init__.pyi#L115-L118
 """  # NOQA E501
 from os import PathLike
-from typing import Literal, Union
+from typing import TYPE_CHECKING, Literal, Union
 
-from typing_extensions import TypeAlias
+if TYPE_CHECKING:
+    from typing_extensions import TypeAlias
 
-StrPath: TypeAlias = Union[str, PathLike[str]]  # stable
+StrPath: "TypeAlias" = Union[str, PathLike[str]]  # stable
 """:class:`os.PathLike` or :class:`str`"""
 
-StrOrBytesPath: TypeAlias = Union[str, bytes, PathLike[str], PathLike[bytes]]  # stable
+StrOrBytesPath: "TypeAlias" = Union[
+    str, bytes, PathLike[str], PathLike[bytes]  # stable
+]
 """:class:`os.PathLike`, :class:`str` or :term:`bytes-like object`"""