on startup on RHEL 7.6 notebook get load errors

[cballew]

(kube-shell)
(claudeballew)-(jobs:0)-(~/kube-shell/kube-shell)
(! 1035)--> kube-shell
/home/claudeballew/kube-shell/kube-shell/lib64/python3.6/site-packages/kubernetes/config/kube_config.py:280: YAMLLoadWarning: calling yaml.load() without Loader=... is deprecated, as the default Loader is unsafe. Please read https://msg.pyyaml.org/load for full details.
config_dict=yaml.load(f),
/home/claudeballew/kube-shell/kube-shell/lib64/python3.6/site-packages/kubeshell/kubeshell.py:43: YAMLLoadWarning: calling yaml.load_all() without Loader=... is deprecated, as the default Loader is unsafe. Please read https://msg.pyyaml.org/load for full details.
for doc in docs:
kube-shell>