python various encoding

encoding.py

 -*- coding: utf-8 -*-
import sys
import locale

sys.stdout.write(repr(sys.stdout.encoding) + "\n") # on redirecting, set None
sys.stdout.write(repr(sys.getdefaultencoding()) + "\n") # used as default encoding when encoding or decoding
sys.stdout.write(repr(sys.getfilesystemencoding()) + "\n")
sys.stdout.write(repr(locale.getpreferredencoding()) + "\n")
sys.stdout.write(u"あいうえお\n")