import profile

profile.run('myfunction()','myfunction.profile')

import pstats

pstats.Stats('myfunction.profile').sort_stats('time').print_stats()

 

显示结果如下：

Thu Jul 03 15:20:26 2003    myfunction.profile

 

         1822 function calls (1792 primitive calls) in 0.737 CPU seconds

 

   Ordered by: internal time

 

   ncalls  tottime  percall  cumtime  percall filename:lineno(function)

        1    0.224    0.224    0.279    0.279 myprogram.py:512(compute)

       10    0.078    0.008    0.078    0.008 myprogram.py:234(first)

        1    0.077    0.077    0.502    0.502 myprogram.py:249(give_first)

        1    0.051    0.051    0.051    0.051 myprogram.py:1315(give_last)

        3    0.043    0.014    0.205    0.068 myprogram.py:107(sort)

        1    0.039    0.039    0.039    0.039 myprogram.py:55(display)

      139    0.034    0.000    0.106    0.001 myprogram.py:239(save)

      139    0.030    0.000    0.072    0.001 myprogram.py:314(load)

      ...