From: Martin v. Löwis <martin@v.loewis.de>
Date: Tue, 1 May 2012 06:44:08 +0000 (+0200)
Subject: Recognize unsupported feature "compressed patch data set" from zip 2.7.
X-Git-Tag: v3.3.0a3~6
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=2a2ce328fb32424e9ddef853211d5d877eb3d5b5;p=python

Recognize unsupported feature "compressed patch data set" from zip 2.7.
---

diff --git a/Lib/zipfile.py b/Lib/zipfile.py
index ff7f30fd4f..fa6a433076 100644
--- a/Lib/zipfile.py
+++ b/Lib/zipfile.py
@@ -1053,6 +1053,10 @@ class ZipFile:
         if fheader[_FH_EXTRA_FIELD_LENGTH]:
             zef_file.read(fheader[_FH_EXTRA_FIELD_LENGTH])
 
+        if zinfo.flag_bits & 0x20:
+            # Zip 2.7: compressed patched data
+            raise NotImplementedError("compressed patched data (flag bit 5)")
+
         if zinfo.flag_bits & 0x800:
             # UTF-8 filename
             fname_str = fname.decode("utf-8")