From: Fredrik Tolf <fredrik@dolda2000.com>
Date: Thu, 31 Dec 2015 02:44:28 +0000 (+0100)
Subject: Raise slightly more helpful error on idpageget failure.
X-Git-Url: http://dolda2000.com/gitweb/?p=automanga.git;a=commitdiff_plain;h=0e3381a218fceef0c0f3c8f7f0bd916a35edc0a0

Raise slightly more helpful error on idpageget failure.
---

diff --git a/manga/reader.py b/manga/reader.py
index c957b13..0940a6c 100644
--- a/manga/reader.py
+++ b/manga/reader.py
@@ -157,7 +157,10 @@ class idpageget(future):
         self.idlist = idlist
 
     def value(self):
-        return lib.cursor(self.bnode.byidlist(self.idlist)).cur
+        try:
+            return lib.cursor(self.bnode.byidlist(self.idlist)).cur
+        except KeyError:
+            raise KeyError("could not find last read page: " + repr(self.idlist))
 
 class pageget(future):
     def __init__(self, fnode):