docs: def ssh_version():
      '''
      Returns the version of the installed ssh command
      '''
      # This function needs more granular checks and to be validated against
      # older versions of ssh
      ret = subprocess.Popen(
              ['ssh', '-V'],
              stdout=subprocess.PIPE,
              stderr=subprocess.PIPE).communicate()
      try:
          version_parts = ret[1].split(b',')[0].split(b'_')[1]
          parts = []
          for part in version_parts:
              try:
                  parts.append(int(part))
              except ValueError:
                  return tuple(parts)
          return tuple(parts)
      except IndexError:
          return (2, 0)