new_contents: import tools
  import FreeCAD
  
  
  def getActiveGlider():
      obj = FreeCAD.ActiveDocument.ActiveObject
      if hasattr(obj, "glider_instance"):
          return obj
  
  
  def getParametricGlider():
      return getActiveGlider().glider_2d
  
  
  def getGlider():
      return getActiveGlider().glider_instance
  
  createGlider = tools.CreateGlider.create_glider
  
subject: add missing file