Code snippents shouldn't include the command prompt (#12779)

content/en/docs/tasks/job/coarse-parallel-processing-work-queue.md

@@ -46,9 +46,16 @@ cluster and reuse it for many jobs, as well as for long-running services.
 Start RabbitMQ as follows:
 
 ```shell
-$ kubectl create -f examples/celery-rabbitmq/rabbitmq-service.yaml
+kubectl create -f examples/celery-rabbitmq/rabbitmq-service.yaml
+```
+```
 service "rabbitmq-service" created
-$ kubectl create -f examples/celery-rabbitmq/rabbitmq-controller.yaml
+```
+
+```shell
+kubectl create -f examples/celery-rabbitmq/rabbitmq-controller.yaml
+```
+```
 replicationcontroller "rabbitmq-controller" created
 ```
 
@@ -64,7 +71,9 @@ First create a temporary interactive Pod.
 
 ```shell
 # Create a temporary interactive container
-$ kubectl run -i --tty temp --image ubuntu:18.04
+kubectl run -i --tty temp --image ubuntu:18.04
+```
+```
 Waiting for pod default/temp-loe07 to be running, status is Pending, pod ready: false
 ... [ previous line repeats several times .. hit return when it stops ] ...
 ```
@@ -161,9 +170,11 @@ For our example, we will create the queue and fill it using the amqp command lin
 In practice, you might write a program to fill the queue using an amqp client library.
 
 ```shell
-$ /usr/bin/amqp-declare-queue --url=$BROKER_URL -q job1  -d
+/usr/bin/amqp-declare-queue --url=$BROKER_URL -q job1  -d
 job1
-$ for f in apple banana cherry date fig grape lemon melon
+```
+```shell
+for f in apple banana cherry date fig grape lemon melon
 do
   /usr/bin/amqp-publish --url=$BROKER_URL -r job1 -p -b $f
 done
@@ -184,7 +195,7 @@ example program:
 Give the script execution permission:
 
 ```shell
-$ chmod +x worker.py
+chmod +x worker.py
 ```
 
 Now, build an image.  If you are working in the source
@@ -195,7 +206,7 @@ and [worker.py](/examples/application/job/rabbitmq/worker.py).  In either case,
 build the image with this command:
 
 ```shell
-$ docker build -t job-wq-1 .
+docker build -t job-wq-1 .
 ```
 
 For the [Docker Hub](https://hub.docker.com/), tag your app image with
@@ -240,7 +251,9 @@ kubectl create -f ./job.yaml
 Now wait a bit, then check on the job.
 
 ```shell
-$ kubectl describe jobs/job-wq-1
+kubectl describe jobs/job-wq-1
+```
+```
 Name:             job-wq-1
 Namespace:        default
 Selector:         controller-uid=41d75705-92df-11e7-b85e-fa163ee3c11f