From 612079b5bf66277491e10d7ffbbb7554ef54e318 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Fri, 16 Oct 2020 19:38:17 +0530
Subject: [PATCH] Remove unused code

---
 src/calibre/utils/zipfile.py | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/src/calibre/utils/zipfile.py b/src/calibre/utils/zipfile.py
index 0435e35646..c80e5680de 100644
--- a/src/calibre/utils/zipfile.py
+++ b/src/calibre/utils/zipfile.py
@@ -748,7 +748,6 @@ class ZipFile:
         self.debug = 0  # Level of printing: 0 through 3
         self.NameToInfo = {}    # Find file info given name
         self.filelist = []      # List of ZipInfo instances for archive
-        self.extract_mapping = {}
         self.compression = compression  # Method of compression
         self.mode = key = mode.replace('b', '')[0]
         self.pwd = None
@@ -1160,7 +1159,6 @@ class ZipFile:
                 except Exception:  # Added by Kovid
                     targetpath = os.path.join(base_target, sanitize_file_name(fname))
                     os.mkdir(targetpath)
-            self.extract_mapping[member.filename] = targetpath
             return targetpath
 
         if not os.path.exists(targetpath):
@@ -1184,7 +1182,6 @@ class ZipFile:
             os.utime(targetpath, (mtime, mtime))
         except:
             pass
-        self.extract_mapping[member.filename] = targetpath
         return targetpath
 
     def _writecheck(self, zinfo):