- ft.append_mapping('a', 0)
- ft.append_mapping('b', 1, 3)
- ft.append_mapping('c', 5, 19)
- ft.append_mapping('d', 8, 15)
- ft.append_mapping('e', 10, 21)
- ft.append_mapping('f', 0)
- ft.append_mapping('g', 14)
+ ft.add_mapping('a', 0)
+ ft.add_mapping('b', 1, 3)
+ ft.add_mapping('c', 5, 19)
+ ft.add_mapping('d', 8, 15)
+ ft.add_mapping('e', 10, 21)
+ ft.add_mapping('f', 0)
+ ft.add_mapping('g', 14)