https://github.com/python/cpython/commit/7e0232895a0698d842d432271311c0616fefdb44
commit: 7e0232895a0698d842d432271311c0616fefdb44
branch: 3.14
author: Miss Islington (bot) <[email protected]>
committer: hugovk <[email protected]>
date: 2025-09-11T12:19:35+03:00
summary:

[3.14] gh-133125: Clarify ZipInfo.date_time attribute documentation (GH-136082) 
(#138077)

Co-authored-by: Kentaro Jay Takahashi 
<[email protected]>
Co-authored-by: Emma Smith <[email protected]>

files:
M Doc/library/zipfile.rst

diff --git a/Doc/library/zipfile.rst b/Doc/library/zipfile.rst
index a1261ec471c92e..f6ec33640b60d2 100644
--- a/Doc/library/zipfile.rst
+++ b/Doc/library/zipfile.rst
@@ -830,7 +830,10 @@ Instances have the following methods and attributes:
 .. attribute:: ZipInfo.date_time
 
    The time and date of the last modification to the archive member.  This is a
-   tuple of six values:
+   tuple of six values representing the "last [modified] file time" and "last 
[modified] file date"
+   fields from the ZIP file's central directory.
+
+   The tuple contains:
 
    +-------+--------------------------+
    | Index | Value                    |
@@ -850,7 +853,15 @@ Instances have the following methods and attributes:
 
    .. note::
 
-      The ZIP file format does not support timestamps before 1980.
+      The ZIP format supports multiple timestamp fields in different locations
+      (central directory, extra fields for NTFS/UNIX systems, etc.). This 
attribute
+      specifically returns the timestamp from the central directory. The 
central
+      directory timestamp format in ZIP files does not support timestamps 
before
+      1980. While some extra field formats (such as UNIX timestamps) can 
represent
+      earlier dates, this attribute only returns the central directory 
timestamp.
+
+      The central directory timestamp is interpreted as representing local
+      time, rather than UTC time, to match the behavior of other zip tools.
 
 
 .. attribute:: ZipInfo.compress_type

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