From 84a2ed5609780d8c2ce4a9c296f95e5b2361d187 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Thu, 26 Dec 2013 19:16:07 +0530
Subject: [PATCH] AZW3 Input: Handle empty HTML files

---
 src/calibre/ebooks/mobi/reader/mobi8.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/calibre/ebooks/mobi/reader/mobi8.py b/src/calibre/ebooks/mobi/reader/mobi8.py
index 97d38a9660..11cfd731ad 100644
--- a/src/calibre/ebooks/mobi/reader/mobi8.py
+++ b/src/calibre/ebooks/mobi/reader/mobi8.py
@@ -204,6 +204,11 @@ class Mobi8Reader(object):
                 baseptr = baseptr + length
                 divptr += 1
             self.parts.append(skeleton)
+            if divcnt < 1:
+                # Empty file
+                import uuid
+                aidtext = str(uuid.uuid4())
+                filename = aidtext + '.html'
             self.partinfo.append(Part(skelnum, 'text', filename, skelpos,
                 baseptr, aidtext))