code: def nodePush(ctxt, value):
      
      if ctxt is None: ctxt__o = None
      else: ctxt__o = ctxt._o
      if value is None: value__o = None
      else: value__o = value._o
      ret = libxml2mod.nodePush(ctxt__o, value__o)
      return ret
docs: Pushes a new element node on top of the node stack