copy from http://www.andreas-jung.com/contents/a-python-decorator-for-measuring-the-execution-time-of-methods more professional solution may be http://mg.pov.lt/profilehooks/

timeit_decorator.py

import time                                                

def timeit(method):

    def timed(*args, **kw):
        ts = time.time()
        result = method(*args, **kw)
        te = time.time()

        print '%r (%r, %r) %2.2f sec' % \
              (method.__name__, args, kw, te-ts)
        return result

    return timed