<oerjan> learn `edit <file> gives you a url, then in your browser: (1) Press Fetch (2) Make your changes (3) Press edit (4) Paste the command line at the top into the channel.

#!/usr/bin/python
import sys
import chardet
x = sys.stdin.read()
enc = chardet.detect(x)['encoding']
sys.stdout.write(x.decode(enc).encode('UTF-8'))