def sequence_to_texts(s):
r = []
for obj in s:
if text_type.providedBy(obj):
value = obj
else:
value = text_type(obj)
r.append(value)
return r
def obj_to_texts(obj):
if text_type.providedBy(obj):
value = obj
else:
value = text_type(obj)
return (value,)
