renames time_to_sleep -> poll_timeout

celery/worker/consumer.py

@@ -419,9 +419,9 @@ class Consumer(object):
                 elif state.should_terminate:
                     raise SystemTerminate()
 
-                # fire any ready timers, this also determines
-                # when we need to wake up next.
-                time_to_sleep = fire_timers() if scheduled else 1
+                # fire any ready timers, this also returns
+                # the number of seconds until we need to fire timers again.
+                poll_timeout = fire_timers() if scheduled else 1
 
                 if qos.prev != qos.value:
                     update_qos()
@@ -430,7 +430,7 @@ class Consumer(object):
                 if readers or writers:
                     connection.more_to_read = True
                     while connection.more_to_read:
-                        for fileno, event in poll(time_to_sleep) or ():
+                        for fileno, event in poll(poll_timeout) or ():
                             try:
                                 if event & READ:
                                     readers[fileno](fileno, event)
@@ -451,9 +451,10 @@ class Consumer(object):
                             connection.more_to_read = False
                         if connection.more_to_read:
                             drain_nowait()
-                            time_to_sleep = 0
+                            poll_timeout = 0
                 else:
-                    sleep(min(time_to_sleep, 0.1))
+                    # no sockets yet, startup is probably not done.
+                    sleep(min(poll_timeout, 0.1))
 
     def on_task(self, task, task_reserved=task_reserved):
         """Handle received task.