update python client.

Updated client to work with locust 1.2

Dockerfile

@@ -1,4 +1,4 @@
-FROM docker.apple.com/piedss/locust:1.1.31
+FROM docker.apple.com/piedss/locust:1.1.50
 
 RUN mkdir -p /home/locust/tests/
 ADD .dist/usr/local/load_tests/locust-example /home/locust/tests/

test_example.py

@@ -4,7 +4,7 @@ from locust import events
 
 
 class MyTaskSet(TaskSet):
-    @task(2)
+    @task(1)
     def foo(self):
         start_time = time.time()
         time.sleep(1)