zip_longest Function Overview

The function uses the `zip_longest` function from the `itertools` module to aggregate elements from each of the iterables and fills missing values with `fillvalue` if necessary.

Technology Stack : itertools

Code Type : Function

Code Difficulty : Intermediate

                
                    
def zip_longest(*iterables, fillvalue=None):
    "Make an iterator that aggregates elements from each of the iterables.
    
    If the iterables are of uneven length, missing values are filled-in with fillvalue.
    
    Parameters
    ----------
    *iterables : iterable
        An iterable. At least one iterable must be provided.
    fillvalue : any, optional
        The value to use for missing values in the iterables (default: None).
    
    Returns
    -------
    iterator
        An iterator that aggregates elements from each of the iterables.
    """
    # This function uses the built-in zip_longest function from itertools module
    # to aggregate elements from each of the iterables and fill missing values with fillvalue if necessary.

    from itertools import zip_longest

    return zip_longest(*iterables, fillvalue=fillvalue)