NEWS entry

gpshead · gpshead · commit e1e8e52f2308 · 2025-05-30T18:37:46.000Z
diff --git a/Misc/NEWS.d/next/Library/2025-05-30-18-37-44.gh-issue-134453.kxkA-o.rst b/Misc/NEWS.d/next/Library/2025-05-30-18-37-44.gh-issue-134453.kxkA-o.rst
@@ -0,0 +1,4 @@
+Fixed :mod:`subprocess.communicate` ``input=`` handling of
+class:`memoryview` instances that were not-byte shaped on POSIX platforms:
+Those are now properly cast to a byte shaped view instead of truncating the
+input.  Windows platforms did not have this bug.
