NotFound(HTTPError(u'404 Client Error: Not Found for url: http+docker://localunixsocket/v1.21/volumes',),)

The error happened because docker-py too old.
It will works when docker-py == 1.6.0

TASK: [nova | Creating Nova database user and setting permissions] ************
<localhost> REMOTE_MODULE command docker exec -t kolla_ansible /usr/bin/ansible localhost -m mysql_user -a "login_host='10.0.2.16' login_user='root' login_password=VALUE_HIDDEN name='nova' password=VALUE_HIDDEN host='%' priv='nova.*:ALL' append_privs='yes'"
<localhost> EXEC ['/bin/sh', '-c', 'mkdir -p $HOME/.ansible/tmp/ansible-tmp-1453363502.28-52360304020014 && echo $HOME/.ansible/tmp/ansible-tmp-1453363502.28-52360304020014']
<localhost> PUT /tmp/tmptoxUXm TO /home/vagrant/.ansible/tmp/ansible-tmp-1453363502.28-52360304020014/command
<localhost> EXEC ['/bin/sh', '-c', u'LANG=en_US.UTF-8 LC_CTYPE=en_US.UTF-8 /usr/bin/python /home/vagrant/.ansible/tmp/ansible-tmp-1453363502.28-52360304020014/command; rm -rf /home/vagrant/.ansible/tmp/ansible-tmp-1453363502.28-52360304020014/ >/dev/null 2>&1']
changed: [localhost -> localhost] => {"changed": true, "cmd": ["docker", "exec", "-t", "kolla_ansible", "/usr/bin/ansible", "localhost", "-m", "mysql_user", "-a", "login_host='10.0.2.16' login_user='root' login_password='password' name='nova' password='password' host='%' priv='nova.*:ALL' append_privs='yes'"], "delta": "0:00:00.486784", "end": "2016-01-21 08:05:02.814344", "failed": false, "failed_when_result": false, "rc": 0, "start": "2016-01-21 08:05:02.327560", "stderr": "", "stdout": "localhost | SUCCESS => {\r\n \"changed\": true, \r\n \"user\": \"nova\"\r\n}", "stdout_lines": ["localhost | SUCCESS => {", " \"changed\": true, ", " \"user\": \"nova\"", "}"], "warnings": []}

TASK: [nova | Starting Nova bootstrap container] ******************************
<localhost> REMOTE_MODULE kolla_docker image=172.22.2.81:4000/kollaglue/ubuntu-source-nova-api:2.0.0 action=start_container volumes=/etc/kolla/nova-api/:/var/lib/kolla/config_files/:ro restart_policy=never name=bootstrap_nova
<localhost> EXEC ['/bin/sh', '-c', 'mkdir -p $HOME/.ansible/tmp/ansible-tmp-1453363502.87-255162371189419 && echo $HOME/.ansible/tmp/ansible-tmp-1453363502.87-255162371189419']
<localhost> PUT /tmp/tmp9Jw1Oy TO /home/vagrant/.ansible/tmp/ansible-tmp-1453363502.87-255162371189419/kolla_docker
<localhost> EXEC ['/bin/sh', '-c', u'LANG=en_US.UTF-8 LC_CTYPE=en_US.UTF-8 /usr/bin/python /home/vagrant/.ansible/tmp/ansible-tmp-1453363502.87-255162371189419/kolla_docker; rm -rf /home/vagrant/.ansible/tmp/ansible-tmp-1453363502.87-255162371189419/ >/dev/null 2>&1']
changed: [localhost -> localhost] => {"changed": true}

TASK: [nova | Creating nova-compute volume] ***********************************
<localhost> REMOTE_MODULE kolla_docker name=nova_compute action=create_volume
<localhost> EXEC ['/bin/sh', '-c', 'mkdir -p $HOME/.ansible/tmp/ansible-tmp-1453363509.9-269555417082612 && echo $HOME/.ansible/tmp/ansible-tmp-1453363509.9-269555417082612']
<localhost> PUT /tmp/tmpg75kmR TO /home/vagrant/.ansible/tmp/ansible-tmp-1453363509.9-269555417082612/kolla_docker
<localhost> EXEC ['/bin/sh', '-c', u'LANG=en_US.UTF-8 LC_CTYPE=en_US.UTF-8 /usr/bin/python /home/vagrant/.ansible/tmp/ansible-tmp-1453363509.9-269555417082612/kolla_docker; rm -rf /home/vagrant/.ansible/tmp/ansible-tmp-1453363509.9-269555417082612/ >/dev/null 2>&1']
failed: [localhost] => {"changed": true, "failed": true}
msg: NotFound(HTTPError(u'404 Client Error: Not Found for url: http+docker://localunixsocket/v1.21/volumes',),)