code: public final void writeTo(String fmt, File file) throws IOException {
          try (FileOutputStream out = new FileOutputStream(file)) {
              writeTo(fmt, out);
          }
      }
docs: Write the depiction to the provided output stream.
  
  @param fmt  format
  @param file output destination
  @throws IOException depiction could not be written, low level IO problem
  @see #listFormats()