code: def location_string(self, yp, xp):
      lstr = ViewerBase.location_string(self, yp, xp)
      return lstr.replace("-,", "")
  
imports: import curses
  import logging
  from tabview import tabview
label_desc: Use image node_id 5 for calling the Viewer obj's underlying member method code with example usage: obj.location_string(yp, xp) and returns: lstr