摘要：
itertools – Iterator functions for efficient loopinghttp://www.doughellmann.com/PyMOTW/itertools/index.html Purpose:The itertools module includes a set of functions for working with iterable (sequence-like) data sets.Available In:2.3The functions provided are inspired by similar features of the “la. 阅读全文
posted @ 2011-10-14 18:02
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