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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _list_merge(src, dest):
 """ Merge the contents coming from src into dest :param src: source dictionary :param dest: destination dictionary """

    for k in src:
        if type(src[k]) != dict:
            dest[k] = src[k]
        else:
            # ---
            # src could have a key whose value is a list
            # and does not yet exist on dest
            if k not in dest:
                dest[k] = {}
            _list_merge(src[k], dest[k])