gh-115961: Add name and mode attributes for compressed file-like objects (GH-116036)

* Add name and mode attributes for compressed and archived file-like objects
  in modules bz2, lzma, tarfile and zipfile.
* Change the value of the mode attribute of GzipFile from integer (1 or 2)
  to string ('rb' or 'wb').
* Change the value of the mode attribute of ZipExtFile from 'r' to 'rb'.

1 files changed, 11 insertions, 0 deletions

diff --git a/Doc/whatsnew/3.13.rst b/Doc/whatsnew/3.13.rst
index 0f0fca5..5be5620 100644
--- a/Doc/whatsnew/3.13.rst
+++ b/Doc/whatsnew/3.13.rst
@@ -206,6 +206,11 @@ Other Language Changes
 
   (Contributed by Victor Stinner in :gh:`114570`.)
 
+* Added :attr:`!name` and :attr:`!mode` attributes for compressed
+  and archived file-like objects in modules :mod:`bz2`, :mod:`lzma`,
+  :mod:`tarfile` and :mod:`zipfile`.
+  (Contributed by Serhiy Storchaka in :gh:`115961`.)
+
 * Allow controlling Expat >=2.6.0 reparse deferral (:cve:`2023-52425`)
   by adding five new methods:
 
@@ -1605,6 +1610,12 @@ Changes in the Python API
   than directories only. Users may add a trailing slash to match only
   directories.
 
+* The value of the :attr:`!mode` attribute of :class:`gzip.GzipFile` was
+  changed from integer (``1`` or ``2``) to string (``'rb'`` or ``'wb'``).
+  The value of the :attr:`!mode` attribute of the readable file-like object
+  returned by :meth:`zipfile.ZipFile.open` was changed from ``'r'`` to ``'rb'``.
+  (Contributed by Serhiy Storchaka in :gh:`115961`.)
+
 * :c:func:`!PyCode_GetFirstFree` is an unstable API now and has been renamed
   to :c:func:`PyUnstable_Code_GetFirstFree`.
   (Contributed by Bogdan Romanyuk in :gh:`115781`.)