| flag | Package flag implements command-line flag parsing. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| github.com/spf13/pflag | Package pflag is a drop-in replacement for Go's flag package, implementing POSIX/GNU-style --flags. |
| k8s.io/apimachinery/pkg/util/errors | Package errors implements various utility functions and types around errors. |
| k8s.io/apimachinery/pkg/util/validation/field | |
| k8s.io/apimachinery/pkg/util/wait | Package wait provides tools for polling or listening for changes to a condition. |
| k8s.io/component-base/cli/flag | |
| k8s.io/component-base/config | |
| k8s.io/component-base/config/v1alpha1 | |
| k8s.io/component-base/logs/registry | |
| k8s.io/component-base/logs/sanitization | |
| k8s.io/klog/v2 | Package klog contains the following functionality: |
| log | Package log implements a simple logging package. |
| math | Package math provides basic constants and mathematical functions. |
| sort | Package sort provides primitives for sorting slices and user-defined collections. |
| strings | Package strings implements simple functions to manipulate UTF-8 encoded strings. |
| time | Package time provides functionality for measuring and displaying time. |