def _ReverseHostname(self, hostname):
    """Reverses the hostname and strips the leading dot.

    The hostname entry is reversed:
      moc.elgoog.www.
    Should be:
      www.google.com

    Args:
      hostname (str): reversed hostname.

    Returns:
      str: hostname without a leading dot.
    """
    if not hostname:
      return ''

    if len(hostname) <= 1:
      return hostname

    if hostname[-1] == '.':
      return hostname[::-1][1:]

    return hostname[::-1][0:]
Reverses the hostname and strips the leading dot.

    The hostname entry is reversed:
      moc.elgoog.www.
    Should be:
      www.google.com

    Args:
      hostname (str): reversed hostname.

    Returns:
      str: hostname without a leading dot.