code: func NewContextCommand(dockerCli command.Cli) *cobra.Command {
  	cmd := &cobra.Command{
  		Use:   "context",
  		Short: "Manage contexts",
  		Args:  cli.NoArgs,
  		RunE:  command.ShowHelp(dockerCli.Err()),
  	}
  	cmd.AddCommand(
  		newCreateCommand(dockerCli),
  		newListCommand(dockerCli),
  		newUseCommand(dockerCli),
  		newExportCommand(dockerCli),
  		newImportCommand(dockerCli),
  		newRemoveCommand(dockerCli),
  		newUpdateCommand(dockerCli),
  		newInspectCommand(dockerCli),
  	)
  	return cmd
  }
docs: // NewContextCommand returns the context cli subcommand