Imports k8s.io/api/core/v1 k8s.io/cli-runtime/pkg/genericclioptions k8s.io/client-go/rest k8s.io/client-go/tools/remotecommand k8s.io/client-go/util/exec k8s.io/kubectl/pkg/cmd/util k8s.io/kubectl/pkg/scheme Standard library imports context errors fmt io