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Merge pull request #1175 from genkimarshall/python3-next

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[python3/en] Use `next()` instead of `__next__()`
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Geoff Liu 2015-07-24 15:04:04 -06:00
commit a255cbe26e
1 changed files with 6 additions and 6 deletions
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python3.html.markdown
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@ -394,15 +394,15 @@ our_iterable[1] # Raises a TypeError
our_iterator = iter(our_iterable)
# Our iterator is an object that can remember the state as we traverse through it.
# We get the next object by calling the __next__ function.
our_iterator.__next__() #=> "one"
# We get the next object with "next()".
next(our_iterator) #=> "one"
# It maintains state as we call __next__.
our_iterator.__next__() #=> "two"
our_iterator.__next__() #=> "three"
# It maintains state as we iterate.
next(our_iterator) #=> "two"
next(our_iterator) #=> "three"
# After the iterator has returned all of its data, it gives you a StopIterator Exception
our_iterator.__next__() # Raises StopIteration
next(our_iterator) # Raises StopIteration
# You can grab all the elements of an iterator by calling list() on it.
list(filled_dict.keys()) #=> Returns ["one", "two", "three"]