Change semantics of work(). Add work_burst().

work() will now start the worker run loop, and work_burst() now leads to
the burst-then-quit behaviour.

README.md

@@ -51,7 +51,7 @@ with the following content:
     from rq import Queue, Worker
 
     q = Queue()
-    Worker(q).work_forever()
+    Worker(q).work()
 
 After that, start a worker instance:
 
@@ -66,12 +66,12 @@ them:
     from rq import Queue, Worker
 
     queues = map(Queue, ['high', 'normal', 'low'])
-    Worker(queues).work()
+    Worker(queues).work_burst()
 
 Which will keep popping jobs from the given queues, giving precedence to the
 `high` queue, then `normal`, etc.  It will return when there are no more jobs
-left (contrast this to the previous example using `Worker.work_forever()`,
+left (contrast this to the previous example using `Worker.work()`, which will
-which will never return since it keeps waiting for new work to arrive).
+never return since it keeps waiting for new work to arrive).
 
 
 # Installation

examples/run_worker.py

@@ -7,4 +7,4 @@ conn.push(Redis())
 
 if __name__ == '__main__':
     q = Queue()
-    Worker(q).work_forever()
+    Worker(q).work()

rq/worker.py

@@ -68,10 +68,10 @@ class Worker(object):
             self.fork_and_perform_job(job)
         return did_work
 
-    def work_forever(self):
+    def work(self):
         self._work(False)
 
-    def work(self):
+    def work_burst(self):
         return self._work(True)
 
     def fork_and_perform_job(self, job):

tests/test_rq.py

@@ -143,10 +143,10 @@ class TestWorker(RQTestCase):
         """Worker processes work, then quits."""
         fooq, barq = Queue('foo'), Queue('bar')
         w = Worker([fooq, barq])
-        self.assertEquals(w.work(), False, 'Did not expect any work on the queue.')
+        self.assertEquals(w.work_burst(), False, 'Did not expect any work on the queue.')
 
         fooq.enqueue(testjob, name='Frank')
-        self.assertEquals(w.work(), True, 'Expected at least some work done.')
+        self.assertEquals(w.work_burst(), True, 'Expected at least some work done.')
 
 
 if __name__ == '__main__':