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Issue #16394: Note the tee() pure python equivalent is only a rough approximation.

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Raymond Hettinger 2016-04-26 00:10:00 -07:00
parent cd9b5c2f40
commit ab425aa9d3
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Doc/library/itertools.rst
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@ -588,7 +588,10 @@ loops that truncate the stream.
.. function:: tee(iterable, n=2) .. function:: tee(iterable, n=2)
Return *n* independent iterators from a single iterable. Equivalent to:: Return *n* independent iterators from a single iterable.
The following Python code helps explain what *tee* does (although the actual
implementation is more complex and uses only a single underlying FIFO queue)::
def tee(iterable, n=2): def tee(iterable, n=2):
it = iter(iterable) it = iter(iterable)