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fixes for os.path.commonpath and os.path.commonprefix (#5363)

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This commit is contained in:
Akuli
2021-05-09 01:30:26 +03:00
committed by GitHub
parent 82fa8473ff
commit 49cd02456c
4 changed files with 25 additions and 38 deletions
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30
stdlib/os/path.pyi
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@@ -1,11 +1,10 @@
import os
import sys
from _typeshed import AnyPath, BytesPath, StrPath
from _typeshed import AnyPath, BytesPath, StrPath, SupportsLessThanT
from genericpath import exists as exists
from os import PathLike
from typing import Any, AnyStr, Optional, Sequence, Tuple, TypeVar, overload
_T = TypeVar("_T")
from typing import AnyStr, List, Optional, Sequence, Tuple, Union, overload
from typing_extensions import Literal
# ----- os.path variables -----
supports_unicode_filenames: bool
@@ -77,14 +76,22 @@ else:
@overload
def realpath(filename: AnyStr) -> AnyStr: ...
# In reality it returns str for sequences of StrPath and bytes for sequences
# of BytesPath, but mypy does not accept such a signature.
def commonpath(paths: Sequence[AnyPath]) -> Any: ...
@overload
def commonpath(paths: Sequence[StrPath]) -> str: ...
@overload
def commonpath(paths: Sequence[BytesPath]) -> bytes: ...
# NOTE: Empty lists results in '' (str) regardless of contained type.
# So, fall back to Any
def commonprefix(m: Sequence[AnyPath]) -> Any: ...
def lexists(path: AnyPath) -> bool: ...
# All overloads can return empty string. Ideally, Literal[""] would be a valid
# Iterable[T], so that Union[List[T], Literal[""]] could be used as a return
# type. But because this only works when T is str, we need Sequence[T] instead.
@overload
def commonprefix(m: Sequence[StrPath]) -> str: ...
@overload
def commonprefix(m: Sequence[BytesPath]) -> Union[bytes, Literal[""]]: ...
@overload
def commonprefix(m: Sequence[List[SupportsLessThanT]]) -> Sequence[SupportsLessThanT]: ...
@overload
def commonprefix(m: Sequence[Tuple[SupportsLessThanT, ...]]) -> Sequence[SupportsLessThanT]: ...
# These return float if os.stat_float_times() == True,
# but int is a subclass of float.
@@ -92,6 +99,7 @@ def getatime(filename: AnyPath) -> float: ...
def getmtime(filename: AnyPath) -> float: ...
def getctime(filename: AnyPath) -> float: ...
def getsize(filename: AnyPath) -> int: ...
def lexists(path: AnyPath) -> bool: ...
def isabs(s: AnyPath) -> bool: ...
def isfile(path: AnyPath) -> bool: ...
def isdir(s: AnyPath) -> bool: ...