Error on executing chaos commands in existing K8 cluster

[tejendrab]

tejendrabhandari@cloudshell:/chaostoolkitexp/go-demo-8 (fluted-polymer-273010)$ kubectl apply -f k8s/terminate-pods/pod.yaml -n go-demo-8
pod/go-demo-8 created
tejendrabhandari@cloudshell:/chaostoolkitexp/go-demo-8 (fluted-polymer-273010)$ pip install -U chaostoolkit-kubernetes

Python 2 is deprecated. Upgrade to pip3 as soon as possible.
See https://cloud.google.com/python/docs/python2-sunset

To suppress this warning, create an empty ~/.cloudshell/no-pip-warning file.
The command will automatically proceed in 5 seconds or on any key.

DEPRECATION: Python 2.7 reached the end of its life on January 1st, 2020. Please upgrade your Python as Python 2.7 is no longer maintained. A future version of pip will drop support for Python 2.7. More details about Python 2 support in pip, can be found at https://pip.pypa.io/en/latest/development/release-process/#python-2-support
Defaulting to user installation because normal site-packages is not writeable
Collecting chaostoolkit-kubernetes
Downloading chaostoolkit_kubernetes-0.1.0-py2.py3-none-any.whl (5.6 kB)
Requirement already satisfied, skipping upgrade: pycodestyle in /usr/local/lib/python2.7/dist-packages (from chaostoolkit-kubernetes) (2.5.0)
Collecting chaostoolkit-lib
Downloading chaostoolkit_lib-0.1.0-py2.py3-none-any.whl (15 kB)
Requirement already satisfied, skipping upgrade: pyyaml in /home/tejendrabhandari/.local/lib/python2.7/site-packages (from chaostoolkit-kubernetes) (5.3.1)
Requirement already satisfied, skipping upgrade: kubernetes in /home/tejendrabhandari/.local/lib/python2.7/site-packages (from chaostoolkit-kubernetes) (11.0.0)
Requirement already satisfied, skipping upgrade: logzero in /home/tejendrabhandari/.local/lib/python2.7/site-packages (from chaostoolkit-lib->chaostoolkit-kubernetes) (1.5.0)....
....
Requirement already satisfied, skipping upgrade: idna<3,>=2.5 in /usr/local/lib/python2.7/dist-packages (from requests->kubernetes->chaostoolkit-kubernetes) (2.9)
Requirement already satisfied, skipping upgrade: pyasn1>=0.1.3 in /usr/local/lib/python2.7/dist-packages (from rsa<4.1,>=3.1.4->google-auth>=1.0.1->kubernetes->chaostoo
lkit-kubernetes) (0.4.8)
Installing collected packages: chaostoolkit-lib, chaostoolkit-kubernetes
Successfully installed chaostoolkit-kubernetes-0.1.0 chaostoolkit-lib-0.1.0

after succssfull install
Requirement already satisfied, skipping upgrade: idna<3,>=2.5 in /usr/local/lib/python2.7/dist-packages (from requests->kubernetes->chaostoolkit-kubernetes) (2.9)
Requirement already satisfied, skipping upgrade: pyasn1>=0.1.3 in /usr/local/lib/python2.7/dist-packages (from rsa<4.1,>=3.1.4->google-auth>=1.0.1->kubernetes->chaostoolkit-kubernetes) (0.4.8)
Installing collected packages: chaostoolkit-lib, chaostoolkit-kubernetes
Successfully installed chaostoolkit-kubernetes-0.1.0 chaostoolkit-lib-0.1.0