def GetSortedTimeZoneNames():
 tzs = list(GetIndexedTimeZoneNames())
 tzs.sort()
 return zip(*tzs)[1]

def GetSortedTimeZoneNames ( ) : tzs = list ( GetIndexedTimeZoneNames ( ) ) tzs . sort ( ) return zip ( * tzs ) [ 1 ]
uses getindexedtimezonenames to return the time zone names sorted longitudinally .