@Override
  public String toString() {
    return "TileWeights{\n" +
      weights.entrySet().stream()
        .map(result -> result.getKey() + ": " + result.getValue())
        .collect(Collectors.joining("\n"))
        .indent(2) +
      '}';
  }
Load tile weights from a gzipped TSV file with {@code z, x, y, loads} columns.
<p>
Duplicate entries will be added together. If the file is missing, will fall back to embedded file with top 50k OSM
tiles.
planetiler-core/src/main/java/com/onthegomap/planetiler/util/TileWeights.java