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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 lower_comparisons_to_between(match_query):
 """Return a new MatchQuery, with all eligible comparison filters lowered to between clauses."""

    new_match_traversals = []

    for current_match_traversal in match_query.match_traversals:
        new_traversal = []
        for step in current_match_traversal:
            if step.where_block:
                expression = step.where_block.predicate
                new_where_block = Filter(_lower_expressions_to_between(expression))
                new_traversal.append(step._replace(where_block=new_where_block))
            else:
                new_traversal.append(step)

        new_match_traversals.append(new_traversal)

    return match_query._replace(match_traversals=new_match_traversals)