14     extended = {}
19             extended[c] = 1
20     extended = extended.keys()
21     extended.sort()
22     return "".join(base).encode("ascii"),extended
50 def insertion_unsort(str, extended):  argument
55     for c in extended:
120     base, extended = segregate(text)
122     deltas = insertion_unsort(text, extended)
123     extended = generate_integers(len(base), deltas)
125         return base + "-" + extended
126     return extended
130 def decode_generalized_number(extended, extpos, bias, errors):  argument
137             char = ord(extended[extpos])
148             raise UnicodeError("Invalid extended code point '%s'"
149                                % extended[extpos])
160 def insertion_sort(base, extended, errors):  argument
166     while extpos < len(extended):
167         newpos, delta = decode_generalized_number(extended, extpos,
189         extended = text
192         extended = text[pos+1:]
194     extended = extended.upper()
195     return insertion_sort(base, extended, errors)