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Course Overview
Python iter() Function
The python iter() function is used to return an iterator object. It creates an object which can be iterated one element at a time.
Signature
- iter(object, sentinel)
Parameters
object: An iterable object.
sentinel (optional)- It is a special value that represents the end of a sequence.
Return
It returns an iterator object.
Python iter() Function Example 1
The below example shows the working of iter().
- # list of numbers
list = [1,2,3,4,5]listIter = iter(list)
# prints ‘1’
print(next(listIter))# prints ‘2’
print(next(listIter))# prints ‘3’
print(next(listIter))# prints ‘4’
print(next(listIter))# prints ‘5’
print(next(listIter))
Output:
- 1
2
3
4
5
Explanation: In the above example, iter() function converts an list iterable to an iterator.
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