Merged back the DTM bug correction.

--HG-- branch : dev
falconzyx · Jul 13, 2012 · d59c2e5 · d59c2e5
2 parents 35e3646 + 6742d63
commit d59c2e5
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/deap/dtm/manager.py b/deap/dtm/manager.py
@@ -1056,6 +1056,9 @@ def map(self, function, *iterables, **kwargs):
             listTasks.append(task)
             listTids.append(task.tid)
 
+        if len(listTids) == 0:
+            return []
+
         if self.traceMode:
             self.traceLock.acquire()
             newTaskElem = etree.SubElement(cThread.xmlTrace, "event",
@@ -1149,6 +1152,9 @@ def map_async(self, function, *iterables, **kwargs):
             listTasks.append(task)
             listTids.append(task.tid)
 
+        if len(listTids) == 0:
+            return []
+
         resultKey = listTids[0]
 
         if self.traceMode: