Merge pull request #800 from binux/binux-patch-1

fix #799

Author: binux

pyspider/scheduler/scheduler.py

@@ -110,10 +110,11 @@ def update(self, project_info):
         self.updatetime = project_info['updatetime']
 
         md5sum = utils.md5string(project_info['script'])
-        if (self.md5sum != md5sum or self.waiting_get_info) and self.active:
-            self._send_on_get_info = True
+        if self.md5sum != md5sum:
             self.waiting_get_info = True
-        self.md5sum = md5sum
+            self.md5sum = md5sum
+        if self.waiting_get_info and self.active:
+            self._send_on_get_info = True
 
         if self.active:
             self.task_queue.rate = project_info['rate']
@@ -1269,4 +1270,4 @@ def _load_put_task(self, project, taskid):
 
     def run_once(self):
         super(ThreadBaseScheduler, self).run_once()
-        self._wait_thread()
+        self._wait_thread()