Synnefo » snf-ganeti

def IsBefore(version, major, minor, revision):

  """Decide if a given version is strictly before a given version.

  @param version: (major, minor, revision) or None, with None being

      before all versions

  @type version: (int, int, int) or None

  @param major: major version

  @type major: int

  @param minor: minor version

  @type minor: int

  @param revision: revision

  @type revision: int

  """

  if version is None:

    return True

  return version < (major, minor, revision)