docs: def get_deployment_id(deployment_name,
                        token_manager=None,
                        app_url=defaults.APP_URL):
      """
      return the deployment id for the deployment with the specified name
  
      """
  
      headers = token_manager.get_access_token_headers()
      deployment_url = environment.get_deployment_url(app_url=app_url)
      response = requests.get('%s/api/v1/deployments' % deployment_url,
                              headers=headers)
  
      if response.status_code == 200:
          deployments = response.json()
  
          for deployment in deployments:
              if deployment['name'] == deployment_name:
                  return deployment['deployment_id']
  
          raise JutException('Unable to find deployment with name %s' % deployment_name)
      else:
          raise JutException('Error %s: %s' % (response.status_code, response.text))