cProfile Python性能分析工具使用详解

import time
def func1():
  sum = 0
  for i in range(1000000):
    sum += i
def func2():
  time.sleep(10)

func1()
func2()

python -m cProfile del.py

python -m cProfile -o del.out del.py

python -c "import pstats; p=pstats.Stats('del.out'); p.print_stats()"

python -c "import pstats; p=pstats.Stats('del.out'); p.sort_stats('time').print_stats()"

calls, cumulative, file, line, module, name, nfl, pcalls, stdname, time