Hood Chatham
d018570bc4
* Add structually typed GenericPythonConfiguration Use structural typing for the return value of get_python_configurations so that we don't have to specify a union of all possible PythonConfiguration types * address henryiii's comments * Use Set in more places
51 lines
1.1 KiB
Python
51 lines
1.1 KiB
Python
from __future__ import annotations
|
|
|
|
import os
|
|
import subprocess
|
|
import sys
|
|
from typing import TYPE_CHECKING, Union
|
|
|
|
if sys.version_info < (3, 8):
|
|
from typing_extensions import Final, Literal, OrderedDict, Protocol, TypedDict
|
|
else:
|
|
from typing import Final, Literal, OrderedDict, Protocol, TypedDict
|
|
|
|
if sys.version_info < (3, 11):
|
|
from typing_extensions import NotRequired, assert_never
|
|
else:
|
|
from typing import NotRequired, assert_never
|
|
|
|
__all__ = (
|
|
"Final",
|
|
"Literal",
|
|
"PLATFORMS",
|
|
"PathOrStr",
|
|
"PlatformName",
|
|
"Protocol",
|
|
"PLATFORMS",
|
|
"PopenBytes",
|
|
"Protocol",
|
|
"TypedDict",
|
|
"OrderedDict",
|
|
"assert_never",
|
|
"NotRequired",
|
|
)
|
|
|
|
|
|
if TYPE_CHECKING:
|
|
PopenBytes = subprocess.Popen[bytes]
|
|
PathOrStr = Union[str, os.PathLike[str]]
|
|
else:
|
|
PopenBytes = subprocess.Popen
|
|
PathOrStr = Union[str, "os.PathLike[str]"]
|
|
|
|
|
|
PlatformName = Literal["linux", "macos", "windows"]
|
|
PLATFORMS: Final[set[PlatformName]] = {"linux", "macos", "windows"}
|
|
|
|
|
|
class GenericPythonConfiguration(Protocol):
|
|
@property
|
|
def identifier(self) -> str:
|
|
...
|