From 828c1f394a76d4198645cec85aa87f912aa17380 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Sun, 14 Apr 2019 14:36:03 +0530
Subject: [PATCH] py3: Workaround inability to set name attribute on
 SpooledTemporaryFile

---
 src/calibre/ptempfile.py | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/calibre/ptempfile.py b/src/calibre/ptempfile.py
index 849a2a5351..238f1ecb1e 100644
--- a/src/calibre/ptempfile.py
+++ b/src/calibre/ptempfile.py
@@ -266,6 +266,7 @@ class SpooledTemporaryFile(tempfile.SpooledTemporaryFile):
         if dir is None:
             dir = base_dir()
         if ispy3:
+            self._name = None
             tempfile.SpooledTemporaryFile.__init__(self, max_size=max_size,
                     suffix=suffix, prefix=prefix, dir=dir, mode=mode)
         else:
@@ -273,6 +274,15 @@ class SpooledTemporaryFile(tempfile.SpooledTemporaryFile):
                     suffix=suffix, prefix=prefix, dir=dir, mode=mode,
                     bufsize=bufsize)
 
+    if ispy3:
+        @property
+        def name(self):
+            return self._name
+
+        @name.setter
+        def name(self, val):
+            self._name = val
+
     def truncate(self, *args):
         # The stdlib SpooledTemporaryFile implementation of truncate() doesn't
         # allow specifying a size.