@Override
  protected final PyUsageInfo @NotNull [] findUsages() {
    final List<PyUsageInfo> result = new ArrayList<>(myTo.length);
    for (final PyClass pyDestinationClass : myTo) {
      result.add(new PyUsageInfo(pyDestinationClass));
    }
    return result.toArray(new PyUsageInfo[0]);
  }
@Override
  protected final PyUsageInfo @NotNull [] findUsages()