code: func (ftp *FTP) Pwd() (path string, err error) {
  	var line string
  	if line, err = ftp.cmd(StatusPathCreated, "PWD"); err != nil {
  		return
  	}
  
  	res := RePwdPath.FindAllStringSubmatch(line[4:], -1)
  
  	path = res[0][1]
  	return
  }
docs: // Pwd gets current path on the remote host