import os
import sys
from _typeshed import AnyPath, BytesPath, StrPath
from genericpath import exists as exists
from os import PathLike
from typing import Any, AnyStr, Optional, Sequence, Tuple, TypeVar, overload

_T = TypeVar("_T")

# ----- os.path variables -----
supports_unicode_filenames: bool
# aliases (also in os)
curdir: str
pardir: str
sep: str
if sys.platform == "win32":
    altsep: str
else:
    altsep: Optional[str]
extsep: str
pathsep: str
defpath: str
devnull: str

# ----- os.path function stubs -----
# Overloads are necessary to work around python/mypy#3644.
@overload
def abspath(path: PathLike[AnyStr]) -> AnyStr: ...
@overload
def abspath(path: AnyStr) -> AnyStr: ...
@overload
def basename(p: PathLike[AnyStr]) -> AnyStr: ...
@overload
def basename(p: AnyStr) -> AnyStr: ...
@overload
def dirname(p: PathLike[AnyStr]) -> AnyStr: ...
@overload
def dirname(p: AnyStr) -> AnyStr: ...
@overload
def expanduser(path: PathLike[AnyStr]) -> AnyStr: ...
@overload
def expanduser(path: AnyStr) -> AnyStr: ...
@overload
def expandvars(path: PathLike[AnyStr]) -> AnyStr: ...
@overload
def expandvars(path: AnyStr) -> AnyStr: ...
@overload
def normcase(s: PathLike[AnyStr]) -> AnyStr: ...
@overload
def normcase(s: AnyStr) -> AnyStr: ...
@overload
def normpath(path: PathLike[AnyStr]) -> AnyStr: ...
@overload
def normpath(path: AnyStr) -> AnyStr: ...

if sys.platform == "win32":
    @overload
    def realpath(path: PathLike[AnyStr]) -> AnyStr: ...
    @overload
    def realpath(path: AnyStr) -> AnyStr: ...

else:
    @overload
    def realpath(filename: PathLike[AnyStr]) -> AnyStr: ...
    @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: ...

# 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: ...

# These return float if os.stat_float_times() == True,
# but int is a subclass of float.
def getatime(filename: AnyPath) -> float: ...
def getmtime(filename: AnyPath) -> float: ...
def getctime(filename: AnyPath) -> float: ...
def getsize(filename: AnyPath) -> int: ...
def isabs(s: AnyPath) -> bool: ...
def isfile(path: AnyPath) -> bool: ...
def isdir(s: AnyPath) -> bool: ...
def islink(path: AnyPath) -> bool: ...
def ismount(path: AnyPath) -> bool: ...
@overload
def join(path: StrPath, *paths: StrPath) -> str: ...
@overload
def join(path: BytesPath, *paths: BytesPath) -> bytes: ...
@overload
def relpath(path: BytesPath, start: Optional[BytesPath] = ...) -> bytes: ...
@overload
def relpath(path: StrPath, start: Optional[StrPath] = ...) -> str: ...
def samefile(f1: AnyPath, f2: AnyPath) -> bool: ...
def sameopenfile(fp1: int, fp2: int) -> bool: ...
def samestat(s1: os.stat_result, s2: os.stat_result) -> bool: ...
@overload
def split(p: PathLike[AnyStr]) -> Tuple[AnyStr, AnyStr]: ...
@overload
def split(p: AnyStr) -> Tuple[AnyStr, AnyStr]: ...
@overload
def splitdrive(p: PathLike[AnyStr]) -> Tuple[AnyStr, AnyStr]: ...
@overload
def splitdrive(p: AnyStr) -> Tuple[AnyStr, AnyStr]: ...
@overload
def splitext(p: PathLike[AnyStr]) -> Tuple[AnyStr, AnyStr]: ...
@overload
def splitext(p: AnyStr) -> Tuple[AnyStr, AnyStr]: ...

if sys.version_info < (3, 7) and sys.platform == "win32":
    def splitunc(p: AnyStr) -> Tuple[AnyStr, AnyStr]: ...  # deprecated