def union_overlapping(intervals):
    """Union any overlapping intervals in the given set."""
    disjoint_intervals = []

    for interval in intervals:
        if disjoint_intervals and disjoint_intervals[-1].overlaps(interval):
            disjoint_intervals[-1] = disjoint_intervals[-1].union(interval)
        else:
            disjoint_intervals.append(interval)

    return disjoint_intervals
Union any overlapping intervals in the given set.