Merge pull request #1218 from mgorny/typing-ext

Use typing-extensions only on Python < 3.8

1 files changed, 0 insertions, 107 deletions

diff --git a/git/compat.py b/git/compat.py
deleted file mode 100644
index c4bd2aa3..00000000
--- a/git/compat.py
+++ /dev/null
@@ -1,107 +0,0 @@
-# -*- coding: utf-8 -*-
-# config.py
-# Copyright (C) 2008, 2009 Michael Trier (mtrier@gmail.com) and contributors
-#
-# This module is part of GitPython and is released under
-# the BSD License: http://www.opensource.org/licenses/bsd-license.php
-"""utilities to help provide compatibility with python 3"""
-# flake8: noqa
-
-import locale
-import os
-import sys
-
-from gitdb.utils.encoding import (
-    force_bytes,     # @UnusedImport
-    force_text       # @UnusedImport
-)
-
-# typing --------------------------------------------------------------------
-
-from typing import (
-    Any,
-    AnyStr,
-    Dict,
-    IO,
-    Optional,
-    Type,
-    Union,
-    overload,
-)
-from git.types import TBD
-
-# ---------------------------------------------------------------------------
-
-
-is_win = (os.name == 'nt')  # type: bool
-is_posix = (os.name == 'posix')
-is_darwin = (os.name == 'darwin')
-defenc = sys.getfilesystemencoding()
-
-
-@overload
-def safe_decode(s: None) -> None: ...
-
-@overload
-def safe_decode(s: Union[IO[str], AnyStr]) -> str: ...
-
-def safe_decode(s: Union[IO[str], AnyStr, None]) -> Optional[str]:
-    """Safely decodes a binary string to unicode"""
-    if isinstance(s, str):
-        return s
-    elif isinstance(s, bytes):
-        return s.decode(defenc, 'surrogateescape')
-    elif s is None:
-        return None
-    else:
-        raise TypeError('Expected bytes or text, but got %r' % (s,))
-
-
-@overload
-def safe_encode(s: None) -> None: ...
-
-@overload
-def safe_encode(s: AnyStr) -> bytes: ...
-
-def safe_encode(s: Optional[AnyStr]) -> Optional[bytes]:
-    """Safely encodes a binary string to unicode"""
-    if isinstance(s, str):
-        return s.encode(defenc)
-    elif isinstance(s, bytes):
-        return s
-    elif s is None:
-        return None
-    else:
-        raise TypeError('Expected bytes or text, but got %r' % (s,))
-
-
-@overload
-def win_encode(s: None) -> None: ...
-
-@overload
-def win_encode(s: AnyStr) -> bytes: ...
-
-def win_encode(s: Optional[AnyStr]) -> Optional[bytes]:
-    """Encode unicodes for process arguments on Windows."""
-    if isinstance(s, str):
-        return s.encode(locale.getpreferredencoding(False))
-    elif isinstance(s, bytes):
-        return s
-    elif s is not None:
-        raise TypeError('Expected bytes or text, but got %r' % (s,))
-    return None
-
-
-def with_metaclass(meta: Type[Any], *bases: Any) -> 'metaclass': # type: ignore ## mypy cannot understand dynamic class creation
-    """copied from https://github.com/Byron/bcore/blob/master/src/python/butility/future.py#L15"""
-
-    class metaclass(meta):  # type: ignore
-        __call__ = type.__call__
-        __init__ = type.__init__    # type: ignore
-
-        def __new__(cls, name: str, nbases: Optional[int], d: Dict[str, Any]) -> TBD:
-            if nbases is None:
-                return type.__new__(cls, name, (), d)
-            return meta(name, bases, d)
-
-    return metaclass(meta.__name__ + 'Helper', None, {})