From: Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com>
Date: Thu, 22 Apr 2021 20:30:29 +0000 (-0700)
Subject: bpo-35306: Avoid raising OSError from pathlib.Path.exists when passed an invalid... 
X-Git-Tag: v3.9.5~64
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=ab5d78ce4141a6b3cd55588cdbe3cd3bd5242d5b;p=thirdparty%2FPython%2Fcpython.git

bpo-35306: Avoid raising OSError from pathlib.Path.exists when passed an invalid filename (GH-25529)

(cherry picked from commit 4696f1285d83dd7b69f459c63e14080b1f87f797)

Co-authored-by: Steve Dower <steve.dower@python.org>
---

diff --git a/Lib/pathlib.py b/Lib/pathlib.py
index da51a4f500e8..756d389cfad3 100644
--- a/Lib/pathlib.py
+++ b/Lib/pathlib.py
@@ -39,6 +39,7 @@ _IGNORED_ERROS = (ENOENT, ENOTDIR, EBADF, ELOOP)
 
 _IGNORED_WINERRORS = (
     21,  # ERROR_NOT_READY - drive exists but is not accessible
+    123, # ERROR_INVALID_NAME - fix for bpo-35306
     1921,  # ERROR_CANT_RESOLVE_FILENAME - fix for broken symlink pointing to itself
 )
 
diff --git a/Misc/NEWS.d/next/Windows/2021-04-22-20-39-49.bpo-35306.F0Cg6X.rst b/Misc/NEWS.d/next/Windows/2021-04-22-20-39-49.bpo-35306.F0Cg6X.rst
new file mode 100644
index 000000000000..af41b3ceacb6
--- /dev/null
+++ b/Misc/NEWS.d/next/Windows/2021-04-22-20-39-49.bpo-35306.F0Cg6X.rst
@@ -0,0 +1,2 @@
+Avoid raising errors from :meth:`pathlib.Path.exists()` when passed an
+invalid filename.