boto3 package missing when trying to run ssh_host_key role

[   68.473699] cloud-init[908]: TASK [ssh_host_keys : Download SSH host keys tar.gz from S3] *******************
[   69.081664] cloud-init[908]: fatal: [127.0.0.1]: FAILED! => {"changed": false, "msg": "Failed to import the required Python library (botocore or boto3) on ssh-proxy.openstack.internal's Python /usr/bin/python3. Please read the module documentation and install it in the appropriate location. If the required library is installed, but Ansible is using the wrong Python interpreter, please consult the documentation on ansible_python_interpreter"}