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check_profile.py
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44 lines (31 loc) · 1.16 KB
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# encoding: utf-8
__author__ = 'zhanghe'
import os
def check(file_name=None):
"""
性能检测
"""
if file_name is None:
print '请指定文件名称'
else:
cmd = "python -m cProfile %s" % file_name
print cmd
os.system(cmd)
if __name__ == '__main__':
check('performance.py')
'''
测试结果：
/home/zhanghe/code/python/pyenv/bin/python /home/zhanghe/code/python/tools/check_profile.py
python -m cProfile performance.py
807 function calls in 2.960 seconds
Ordered by: standard name
ncalls tottime percall cumtime percall filename:lineno(function)
200 0.002 0.000 2.254 0.011 performance.py:12(slow)
2 0.002 0.001 2.959 1.480 performance.py:16(very_slow)
1 0.000 0.000 2.960 2.960 performance.py:2(<module>)
1 0.000 0.000 2.959 2.959 performance.py:23(main)
200 0.003 0.000 0.501 0.003 performance.py:8(fast)
1 0.000 0.000 0.000 0.000 {method 'disable' of '_lsprof.Profiler' objects}
402 2.952 0.007 2.952 0.007 {time.sleep}
Process finished with exit code 0
'''