| context | Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| k8s.io/apimachinery/pkg/util/version | Package version provides utilities for version number comparisons |
| k8s.io/apimachinery/pkg/util/wait | Package wait provides tools for polling or listening for changes to a condition. |
| k8s.io/apimachinery/pkg/version | Package version supplies the type for version information. |
| k8s.io/client-go/discovery | Package discovery provides ways to discover server-supported API groups, versions and resources. |
| k8s.io/client-go/kubernetes | Package kubernetes holds packages which implement a clientset for Kubernetes APIs. |
| k8s.io/kubernetes/test/e2e/framework | Package framework contains provider-independent helper code for building and running E2E tests with Ginkgo. |
| k8s.io/kubernetes/test/e2e/framework/config | Package config simplifies the declaration of configuration options. |
| k8s.io/kubernetes/test/e2e/framework/node | |
| k8s.io/kubernetes/test/e2e/framework/providers | |
| k8s.io/kubernetes/test/e2e/upgrades | Package upgrades provides a framework for testing Kubernetes features before, during, and after different types of upgrades. |
| k8s.io/kubernetes/test/utils/junit | Package junit provides data structures to allow easy XML encoding and decoding of JUnit test results. |
| os | Package os provides a platform-independent interface to operating system functionality. |
| os/exec | Package exec runs external commands. |
| path | Package path implements utility routines for manipulating slash-separated paths. |
| strings | Package strings implements simple functions to manipulate UTF-8 encoded strings. |
| time | Package time provides functionality for measuring and displaying time. |