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)