docs: def create_pvsm_file(vtk_files, pvsm_filename, relative_paths=True):
      """
      Create paraview status file (.pvsm) based on input vtk files.
      :param vtk_files:
      :param pvsm_filename:
      :param relative_paths:
      :return:
      """
      from xml.etree.ElementTree import Element, SubElement, Comment
      import os.path as op
  
      top = Element('ParaView')
  
      comment = Comment('Generated for PyMOTW')
      top.append(comment)
  
      numberi = 4923
      # vtk_file = "C:\Users\miros\lisa_data\83779720_2_liver.vtk"
  
      sms = SubElement(top, "ServerManagerState", version="5.4.1")
      file_list = SubElement(sms, "ProxyCollection", name="sources")
      for vtk_file_orig in vtk_files:
          numberi +=1
          dir, vtk_file_head = op.split(vtk_file_orig)
          if relative_paths:
              vtk_file = vtk_file_head
          else:
              vtk_file = vtk_file_orig
          number = str(numberi)
          proxy1 = SubElement(sms, "Proxy", group="sources", type="LegacyVTKFileReader", id=number, servers="1")
          property = SubElement(proxy1, "Property", name="FileNameInfo", id=number + ".FileNameInfo", number_of_elements="1")
          element = SubElement(property, "Element", index="0", value=vtk_file)
          property2 = SubElement(proxy1, "Property", name="FileNames", id=number + ".FileNames", number_of_elements="1")
          pr2s1 = SubElement(property2, "Element", index="0", value=vtk_file)
          pr2s2 = SubElement(property2, "Domain", name="files", id=number + ".FileNames.files")
  
      #     < Property
      #     name = "Opacity"
      #     id = "8109.Opacity"
      #     number_of_elements = "1" >
      #     < Element
      #     index = "0"
      #     value = "0.28" / >
      #     < Domain
      #     name = "range"
      #     id = "8109.Opacity.range" / >
      # < / Property >
  
          fn1 = SubElement(file_list, "Item", id=number, name=vtk_file_head)
  
      xml_str = prettify(top)
      # logger.debug(xml_str)
      with open(op.expanduser(pvsm_filename), "w") as file:
          file.write(xml_str)