Message103343
>>> small_set = set(range(2000))
>>> large_set = set(range(20000000))
>>> large_set -= small_set # Fast
>>> small_set -= large_set # Slow, should be fast
>>> small_set = small_set - large_set # Fast |
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Date |
User |
Action |
Args |
2010-04-16 17:19:42 | abacabadabacaba | set | recipients:
+ abacabadabacaba |
2010-04-16 17:19:42 | abacabadabacaba | set | messageid: <1271438382.18.0.76932438586.issue8425@psf.upfronthosting.co.za> |
2010-04-16 17:19:41 | abacabadabacaba | link | issue8425 messages |
2010-04-16 17:19:40 | abacabadabacaba | create | |
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