class_docstr: Holds the path to mask image file.
  
  # Arguments
      filepath: Path to the mask image file.
code: def to_erles(self, h, w) -> EncodedRLEs:
      return self.to_mask(h, w).to_erles(h, w)
  
imports: from icevision.imports import *
  from icevision.utils import *
  from PIL import Image
label_desc: Use image node_id 4 for calling the MaskFile obj's underlying member method code with example usage: obj.to_erles(h, w) and returns: self