MarshalDiskQueue bug fix

2011-08-05 17:06:31 -03:00 · 2011-08-05 17:06:31 -03:00 · 38e193d480
parent 1ce84046d8
commit 38e193d480
1 changed files with 3 additions and 1 deletions
--- a/scrapy/squeue.py
+++ b/scrapy/squeue.py
@ -12,4 +12,6 @@ class MarshalDiskQueue(DiskQueue):
        super(MarshalDiskQueue, self).push(marshal.dumps(obj))

    def pop(self):
-        return marshal.loads(super(MarshalDiskQueue, self).pop())
+        s = super(MarshalDiskQueue, self).pop()
+        if s:
+            return marshal.loads(s)