From 003dd99066df0b1de723bf720a8f0ec74bad0a49 Mon Sep 17 00:00:00 2001
From: qiang_liu <liuqiang9596@gmail.com>
Date: Tue, 4 Nov 2025 20:52:09 +0800
Subject: [PATCH] gh-140971: Doc: Clarify pathlib.Path("") behavior

---
 Doc/library/pathlib.rst | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/Doc/library/pathlib.rst b/Doc/library/pathlib.rst
index 79e0b7f09eaa77..b30cd22eef7723 100644
--- a/Doc/library/pathlib.rst
+++ b/Doc/library/pathlib.rst
@@ -136,6 +136,14 @@ we also call *flavours*:
       >>> PurePath()
       PurePosixPath('.')
 
+   An empty string in *pathsegments* also refers to the current directory.
+   This means that ``PurePath("")`` is equivalent to ``PurePath(".")``,
+   and consequently ``Path("").exists()`` will always return ``True``. This
+   differs from ``os.path.exists("")``, which returns ``False``.
+
+      >>> PurePath("")
+      PurePosixPath('.')
+
    If a segment is an absolute path, all previous segments are ignored
    (like :func:`os.path.join`)::