x.py

import re
import timeit

def deslugify2(string):
  try:
    n = u''
    t = 0
    i = 0

    for c in string:
      if t == 0:
        if c == '-':
          t = 1
        else:
          n += c
      else:
        if c == '-':
          n += unichr(i)
          t = 0
          i = 0
        else:
          i = i * 10 + int(c)
    return n.encode('utf-8')
  except:
    return string

def deslugify3(name):
    for special_char in re.findall('(-([\d]+)-)', name):
        name = name.replace(special_char[0], unichr(int(special_char[1])))
    return name.encode('utf-8')

print timeit.timeit('deslugify2("-60-B-181-mM-62-")', setup="from __main__ import deslugify2")
print timeit.timeit('deslugify3("-60-B-181-mM-62-")', setup="from __main__ import deslugify3")