daf*NddlZddlmZddlmZGddZeeffdZddZy) N)deque)islicec"eZdZdZdZdZdZy)Counterz Wrap an iterable in an object that stores the count of items that pass through it. >>> items = Counter(range(20)) >>> items.count 0 >>> values = list(items) >>> items.count 20 cZd|_ttjd||_y)Nr)countzip itertoolsiter)selfis =/root/Python-3.12.4/Lib/test/test_zipfile/_path/_itertools.py__init__zCounter.__init__s   *A. c|SN)r s r__iter__zCounter.__iter__s rc@t|j\|_}|Sr)nextr r )r results r__next__zCounter.__next__s!$))_ F rN)__name__ __module__ __qualname____doc__rrrrrrrrs /rrc| tdS|t||r t|fS t|S#t$rt|fcYSwxYw)Nr)r isinstance TypeError)obj base_types ralways_iterabler#!sU {Bx:c9#=SF|Cy SF|s 4A  A cR|t|dytt|||dy)aSAdvance *iterable* by *n* steps. If *n* is ``None``, consume it entirely. Efficiently exhausts an iterator without returning values. Defaults to consuming the whole iterator, but an optional second argument may be provided to limit consumption. >>> i = (x for x in range(10)) >>> next(i) 0 >>> consume(i, 3) >>> next(i) 4 >>> consume(i) >>> next(i) Traceback (most recent call last): File "", line 1, in StopIteration If the iterator has fewer items remaining than the provided limit, the whole iterator will be consumed. >>> i = (x for x in range(3)) >>> consume(i, 5) >>> next(i) Traceback (most recent call last): File "", line 1, in StopIteration Nr)maxlen)rrr)iteratorns rconsumer(/s(6 y hq! VHa #T*rr) r collectionsrrrstrbytesr#r(rrrr,s+4%(<  +r