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Function Details: next

Description

Retrieves the next item from the iterator.

Extended Description

The next() function retrieves the next item from the given iterator. If a default value is provided, it is returned when the iterator is exhausted; otherwise, StopIteration is raised. This function is equivalent to calling the __next__() method on the iterator object.

Read More about next from Python Documentation

Function Signature

next(iterator: Iterator, default: Optional[Any] = None) -> Any

Module: builtins

Parameters

Parameter List

iterator: Iterator
default: Optional[Any]

Return

Returns the next item from the iterator. If the iterator is exhausted, returns the default value if provided, otherwise raises StopIteration.

Return Type

Any

Output

Explanation

This example demonstrates basic usage of next() with a list iterator, including what happens when the iterator is exhausted.