Hash added to stl file name with to_xml_string() about dm_control HOT 2 CLOSED

from lxml import etree

print('Remove class="/".')
  xml_string = model.to_xml_string('float', precision=3, zero_threshold=1e-7)
  root = etree.XML(xml_string,
                   etree.XMLParser(remove_blank_text=True))
  default_elem = root.find('default')
  root.insert(3, default_elem[0])
  root.remove(default_elem)

  print('Remove hashes from filenames.')
  meshes = [mesh for mesh in root.find('asset').iter() if mesh.tag == 'mesh']
  for mesh in meshes:
    name, extension = mesh.get('file').split('.')
    mesh.set('file', '.'.join((name[:-41], extension)))

  print('Get string from lxml.')
  xml_string = etree.tostring(root, pretty_print=True)
  xml_string = xml_string.replace(b' class="/"', b'')