Voice et bot modif

venv/lib/python3.12/site-packages/pip/_internal/utils/glibc.py

@@ -1,15 +1,14 @@
-from __future__ import annotations
-
 import os
 import sys
+from typing import Optional, Tuple
 
 
-def glibc_version_string() -> str | None:
+def glibc_version_string() -> Optional[str]:
     "Returns glibc version string, or None if not using glibc."
     return glibc_version_string_confstr() or glibc_version_string_ctypes()
 
 
-def glibc_version_string_confstr() -> str | None:
+def glibc_version_string_confstr() -> Optional[str]:
     "Primary implementation of glibc_version_string using os.confstr."
     # os.confstr is quite a bit faster than ctypes.DLL. It's also less likely
     # to be broken or missing. This strategy is used in the standard library
@@ -29,7 +28,7 @@ def glibc_version_string_confstr() -> str | None:
     return version
 
 
-def glibc_version_string_ctypes() -> str | None:
+def glibc_version_string_ctypes() -> Optional[str]:
     "Fallback implementation of glibc_version_string using ctypes."
 
     try:
@@ -41,20 +40,7 @@ def glibc_version_string_ctypes() -> str | None:
     # manpage says, "If filename is NULL, then the returned handle is for the
     # main program". This way we can let the linker do the work to figure out
     # which libc our process is actually using.
-    #
-    # We must also handle the special case where the executable is not a
-    # dynamically linked executable. This can occur when using musl libc,
-    # for example. In this situation, dlopen() will error, leading to an
-    # OSError. Interestingly, at least in the case of musl, there is no
-    # errno set on the OSError. The single string argument used to construct
-    # OSError comes from libc itself and is therefore not portable to
-    # hard code here. In any case, failure to call dlopen() means we
-    # can't proceed, so we bail on our attempt.
-    try:
-        process_namespace = ctypes.CDLL(None)
-    except OSError:
-        return None
-
+    process_namespace = ctypes.CDLL(None)
     try:
         gnu_get_libc_version = process_namespace.gnu_get_libc_version
     except AttributeError:
@@ -64,7 +50,7 @@ def glibc_version_string_ctypes() -> str | None:
 
     # Call gnu_get_libc_version, which returns a string like "2.5"
     gnu_get_libc_version.restype = ctypes.c_char_p
-    version_str: str = gnu_get_libc_version()
+    version_str = gnu_get_libc_version()
     # py2 / py3 compatibility:
     if not isinstance(version_str, str):
         version_str = version_str.decode("ascii")
@@ -89,7 +75,7 @@ def glibc_version_string_ctypes() -> str | None:
 # versions that was generated by pip 8.1.2 and earlier is useless and
 # misleading. Solution: instead of using platform, use our code that actually
 # works.
-def libc_ver() -> tuple[str, str]:
+def libc_ver() -> Tuple[str, str]:
     """Try to determine the glibc version
 
     Returns a tuple of strings (lib, version) which default to empty strings