code: def configure_bleeding(self):
          
          lm = self.last_manifest
          r = self.local_renderer
          if self.env.bleeding and not lm.bleeding:
              # Install.
              r.append(
                  text='deb http://www.rabbitmq.com/debian/ testing main',
                  filename='/etc/apt/sources.list.d/rabbitmq.list',
                  use_sudo=True)
              r.sudo('cd /tmp; wget -O- https://www.rabbitmq.com/rabbitmq-release-signing-key.asc | sudo apt-key add -')
              r.sudo('apt-get update')
  
          elif not self.env.bleeding and lm.bleeding:
              # Uninstall.
              r.sudo('rm -f /etc/apt/sources.list.d/rabbitmq.list')
              r.sudo('apt-get update')
docs: Enables the repository for a most current version on Debian systems.
  
              https://www.rabbitmq.com/install-debian.html