@@ -487,12 +487,8 @@ def _update_atom(self, old: Atom, new: Atom) -> None:
487487 self .temp_atoms .add (uold )
488488 self .orig_atom [unew ] = uold
489489
490- def _replace_atom (self , edge : Hyperedge , old : Atom , new : Atom ) -> Hyperedge :
491- self ._update_atom (old , new )
492- return edge .replace_atom (old , new )
493-
494- def _insert_edge_with_argrole (self , edge : Hyperedge , arg : Hyperedge , argrole : str , pos : int ) -> Hyperedge :
495- new_edge : Hyperedge = edge .insert_edge_with_argrole (arg , argrole , pos )
490+ def _add_argument (self , edge : Hyperedge , arg : Hyperedge , argrole : str , pos : int ) -> Hyperedge :
491+ new_edge : Hyperedge = edge .add_argument (arg , argrole , pos )
496492 old_pred : Atom = edge [0 ].inner_atom ()
497493 new_pred : Atom = new_edge [0 ].inner_atom ()
498494 self ._update_atom (old_pred , new_pred )
@@ -752,7 +748,7 @@ def _insert_arg_in_tail(self, edge: Hyperedge, arg: Hyperedge) -> Hyperedge:
752748 elif 'o' not in ars :
753749 ar = 'o'
754750 if ar :
755- return self ._insert_edge_with_argrole (edge , arg , ar , len (edge ))
751+ return self ._add_argument (edge , arg , ar , len (edge ))
756752
757753 new_tail : Hyperedge = self ._insert_arg_in_tail (edge [- 1 ], arg )
758754 if new_tail != edge [- 1 ]:
@@ -762,15 +758,15 @@ def _insert_arg_in_tail(self, edge: Hyperedge, arg: Hyperedge) -> Hyperedge:
762758 ars = edge .argroles ()
763759 if ars == '' :
764760 return edge
765- return self ._insert_edge_with_argrole (edge , arg , 'x' , len (edge ))
761+ return self ._add_argument (edge , arg , 'x' , len (edge ))
766762
767763 def _insert_spec_rightmost_relation (self , edge : Hyperedge , arg : Hyperedge ) -> Hyperedge :
768764 if edge .atom :
769765 return edge
770766 if 'P' in [atom .mt for atom in edge [- 1 ].atoms ()]:
771767 return cast (Hyperedge , hedge (list (edge [:- 1 ]) + [self ._insert_spec_rightmost_relation (edge [- 1 ], arg )]))
772768 if edge [0 ].mt == 'P' :
773- return self ._insert_edge_with_argrole (edge , arg , 'x' , len (edge ))
769+ return self ._add_argument (edge , arg , 'x' , len (edge ))
774770 for pos , subedge in reversed (list (enumerate (edge ))):
775771 if 'P' in [atom .mt for atom in subedge .atoms ()]:
776772 new_edge_list : list [Hyperedge ] = list (edge )
@@ -790,7 +786,7 @@ def _process_colon_conjunctions(self, edge: Hyperedge) -> Hyperedge:
790786 # RR
791787 if edge [2 ].mt == 'S' :
792788 # second is specification
793- return self ._insert_edge_with_argrole (edge [1 ], edge [2 ], 'x' , len (edge [1 ]))
789+ return self ._add_argument (edge [1 ], edge [2 ], 'x' , len (edge [1 ]))
794790 # RC
795791 elif edge [2 ].mt == 'C' :
796792 return self ._insert_arg_in_tail (edge [1 ], edge [2 ])
@@ -799,12 +795,12 @@ def _process_colon_conjunctions(self, edge: Hyperedge) -> Hyperedge:
799795 if edge [2 ].mt == 'R' :
800796 if 's' not in edge [2 ].argroles ():
801797 # concept is subject
802- return self ._insert_edge_with_argrole (edge [2 ], edge [1 ], 's' , 0 )
798+ return self ._add_argument (edge [2 ], edge [1 ], 's' , 0 )
803799 # SR
804800 elif edge [1 ].mt == 'S' :
805801 if edge [2 ].mt == 'R' :
806802 # first is specification
807- return self ._insert_edge_with_argrole (edge [2 ], edge [1 ], 'x' , len (edge [2 ]))
803+ return self ._add_argument (edge [2 ], edge [1 ], 'x' , len (edge [2 ]))
808804 return edge
809805
810806 def _fix_argroles (self , edge : Hyperedge ) -> Hyperedge :
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