You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: cmd_pgp_export.go
    path of file: ./repos/client/go/client
    
    the code of the file until where you have to start completion: // Copyright 2015 Keybase, Inc. All rights reserved. Use of
// this source code is governed by the included BSD license.

package client

import (
	"fmt"
	"os"
	"strings
    
func NewCmdPGPExport(cl *libcmdline.CommandLine, g *libkb.GlobalContext) cli.Command {
	return cli.Command{
		Name:  "export",
		Usage: "Export a PGP key from keybase",
		Action: func(c *cli.Context) {
			cl.ChooseCommand(&CmdPGPExport{Contextified: libkb.NewContextified(g)}, "export", c)
		},
		Flags: []cli.Flag{
			cli.StringFlag{
				Name:  "o, outfile",
				Usage: "Specify an outfile (stdout by default).",
			},
			cli.BoolFlag{
				Name:  "s, secret",
				Usage: "Export secret key.",
			},
			cli.StringFlag{
				Name:  "q, query",
				Usage: "Only export keys matching that query.",
			},
			cli.BoolFlag{
				Name:  "unencrypted",
				Usage: "When exporting private keys, do not protect with a passphrase.",
			},
		},
		Description: `"keybase pgp export" exports public (and optionally private)
   PGP keys from Keybase, and into a file or to standard output.
   It doesn't access the GnuPG keychain at all. By default, when
   exporting private keys, you will be asked for passphrase to encrypt
   the exported keys.`,
	}
}