$ docker run -it --name dcos-ubuntu-python5 python-docker /bin/bash
docker: Cannot connect to the Docker daemon.Is the docker daemon running on this host?.
See
a temporary directory for sharing data... docker:dind: Pulling from library/dockerdocker: Digest: sha256:21fe82c6e54e2db31e64f79ec7ac75c6a8f7469cdc56687ced97d6</
Using docker image sha256:6e82c575b16fb92f31c77a6ba88cadffa1720acd6e33526d82814232a82eb780 for docker:dind with digest docker@sha256:9f9a930bc5ec2e000867a87de844cae04590bafe929340e2fae4cb959cf6bc8f ...Using docker image sha256:<