$ python curvecalc --reload http://light9.bigasterisk.com/show/dance2011/song16
curveview.py toplevel
u'colors2' is a chase
u'colorrb' is a chase
u'colors3' is a chase
u'colors4' is a chase
u'colors' is a chase
u'back' is a chase
u'frontsrand' is a chase
u'colors1' is a chase
u'cycline' is a chase
u'cycpong' is a chase
u'scoop' is a chase
u'fronts' is a chase
2012-06-13 09:10:52,432 INFO  root prof.py:46: Call to read_all_subs took 1102.8 ms
<type 'exceptions.IOError'>
Python 2.7.3: /usr/bin/python
Wed Jun 13 09:10:52 2012

A problem occurred in a Python script.  Here is the sequence of
function calls leading up to the error, in the order they occurred.

 /home/shakaran/Documentos/Projects/light9/bin/curvecalc in <module>()
  300         return
  301
  302     prof.run(reactor.run, profile=False)
  303
  304 main()
main = <function main>

 /home/shakaran/Documentos/Projects/light9/bin/curvecalc in main()
  288
  289     musicfilename = showconfig.songOnDisk(song)
  290     maxtime = wavelength(musicfilename)
  291     dispatcher.connect(lambda: maxtime, "get max time", weak=False)
  292
maxtime undefined
global wavelength = <function wavelength>
musicfilename = u'/my/music/projects/sharlyn2011/final/norm/pad/16-mix.wav'

 /home/shakaran/Documentos/Projects/light9/light9/wavelength.py in wavelength(filename=u'/my/music/projects/sharlyn2011/final/norm/pad/16-mix.wav')
    6 def wavelength(filename):
    7     filename = filename.replace('.ogg', '.wav')
    8     wavefile = wave.open(filename, 'rb')
    9
   10     framerate = wavefile.getframerate() # frames / second
wavefile undefined
global wave = <module 'wave' from '/usr/lib/python2.7/wave.pyc'>
wave.open = <function open>
filename = u'/my/music/projects/sharlyn2011/final/norm/pad/16-mix.wav'

 /usr/lib/python2.7/wave.py in open(f=u'/my/music/projects/sharlyn2011/final/norm/pad/16-mix.wav', mode='rb')
  496             mode = 'rb'
  497     if mode in ('r', 'rb'):
  498         return Wave_read(f)
  499     elif mode in ('w', 'wb'):
  500         return Wave_write(f)
global Wave_read = <class wave.Wave_read>
f = u'/my/music/projects/sharlyn2011/final/norm/pad/16-mix.wav'

 /usr/lib/python2.7/wave.py in __init__(self=<wave.Wave_read instance>, f=u'/my/music/projects/sharlyn2011/final/norm/pad/16-mix.wav')
  157         self._i_opened_the_file = None
  158         if isinstance(f, basestring):
  159             f = __builtin__.open(f, 'rb')
  160             self._i_opened_the_file = f
  161         # else, assume it is an open file object already
f = u'/my/music/projects/sharlyn2011/final/norm/pad/16-mix.wav'
global __builtin__ = <module '__builtin__' (built-in)>
__builtin__.open = <built-in function open>
<type 'exceptions.IOError'>: [Errno 2] No existe el archivo o el directorio: u'/my/music/projects/sharlyn2011/final/norm/pad/16-mix.wav'
    __class__ = <type 'exceptions.IOError'>
    __delattr__ = <method-wrapper '__delattr__' of exceptions.IOError object>
    __dict__ = {}
    __doc__ = 'I/O operation failed.'
    __format__ = <built-in method __format__ of exceptions.IOError object>
    __getattribute__ = <method-wrapper '__getattribute__' of exceptions.IOError object>
    __getitem__ = <method-wrapper '__getitem__' of exceptions.IOError object>
    __getslice__ = <method-wrapper '__getslice__' of exceptions.IOError object>
    __hash__ = <method-wrapper '__hash__' of exceptions.IOError object>
    __init__ = <method-wrapper '__init__' of exceptions.IOError object>
    __new__ = <built-in method __new__ of type object>
    __reduce__ = <built-in method __reduce__ of exceptions.IOError object>
    __reduce_ex__ = <built-in method __reduce_ex__ of exceptions.IOError object>
    __repr__ = <method-wrapper '__repr__' of exceptions.IOError object>
    __setattr__ = <method-wrapper '__setattr__' of exceptions.IOError object>
    __setstate__ = <built-in method __setstate__ of exceptions.IOError object>
    __sizeof__ = <built-in method __sizeof__ of exceptions.IOError object>
    __str__ = <method-wrapper '__str__' of exceptions.IOError object>
    __subclasshook__ = <built-in method __subclasshook__ of type object>
    __unicode__ = <built-in method __unicode__ of exceptions.IOError object>
    args = (2, 'No existe el archivo o el directorio')
    errno = 2
    filename = u'/my/music/projects/sharlyn2011/final/norm/pad/16-mix.wav'
    message = ''
    strerror = 'No existe el archivo o el directorio'

The above is a description of an error in a Python program.  Here is
the original traceback:

Traceback (most recent call last):
  File "curvecalc", line 304, in <module>
    main()
  File "curvecalc", line 290, in main
    maxtime = wavelength(musicfilename)
  File "../light9/wavelength.py", line 8, in wavelength
    wavefile = wave.open(filename, 'rb')
  File "/usr/lib/python2.7/wave.py", line 498, in open
    return Wave_read(f)
  File "/usr/lib/python2.7/wave.py", line 159, in __init__
    f = __builtin__.open(f, 'rb')
IOError: [Errno 2] No existe el archivo o el directorio: u'/my/music/projects/sharlyn2011/final/norm/pad/16-mix.wav'