Convertir descriptions de liste en utf-8

gistfile1.py

def iso_to_utf(m):
	m.Lock()
	try:
		m.description.decode('utf-8')
	except UnicodeDecodeError as e:
		# La description n'est pas en utf-8, on la transforme.
		m.description = m.description.decode('iso-8859-1').encode()
		m.Save()