tristan seligmann sylypymjqrdahlttsymithrandizanet neal norwitz 20080318 185447 0500 first measure current speed difference something like pythonexe timeit 1 none d1 1000000 loops best 3 0793 usec per loop pythonexe timeit 1 none d1 1000000 loops best 3 0728 usec per loop python debug version release version might faster ints first task would speed int lookups nmicpqffoelvardein python v python 245 nmicpqffoelvardein python timeit 1 none d1 10000000 loops best 3 0142 usec per loop nmicpqffoelvardein python timeit 1 none d1 10000000 loops best 3 0138 usec per loop nmicpqffoelvardein python25 v python 252 nmicpqffoelvardein python25 timeit 1 none d1 10000000 loops best 3 0136 usec per loop nmicpqffoelvardein python25 timeit 1 none d1 10000000 loops best 3 0126 usec per loop mithrandi ainil enbalandor faer ambar wed 06 aug 2008 172602 0200 pythondev python 3000 special type object attributes map keys