261917242 function calls in 686.251 CPU seconds

       ncalls  tottime  filename:lineno(function)
       152824  513.894  {method 'sort' of 'list' objects}
    129590630   83.894  rrule.py:842(__cmp__)
    129590630   82.439  {cmp}
       153900    1.296  rrule.py:399(_iter)
304393/151570    0.963  rrule.py:102(_iter_cached)