bpo-40806: Clarify that itertools.product immediately consumes its in… · python/cpython@cfc6ce4 · GitHub

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stsouko

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bpo-40806: Clarify that itertools.product immediately consumes its inpt (GH-20492)

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Original file line number	Diff line number	Diff line change
@@ -563,6 +563,9 @@ loops that truncate the stream.
563	563	for prod in result:
564	564	yield tuple(prod)
565	565
	566	+ Before :func:`product` runs, it completely consumes the input iterables,
	567	+ keeping pools of values in memory to generate the products. Accordingly,
	568	+ it only useful with finite inputs.
566	569
567	570	.. function:: repeat(object[, times])
568	571

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