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17 lines
512 B
Python
17 lines
512 B
Python
"""
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The client code may or may not know about the Concrete Iterator or Collection
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classes, depending on the level of indirection you want to keep in your program.
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"""
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from behavioral.iterator.alpha_order_iterator import WordCollection
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collection = WordCollection()
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collection.add_item("First")
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collection.add_item("Second")
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collection.add_item("Third")
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print("Straight traversal:")
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print("\n".join(collection))
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print("")
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print("Reverse traversal:")
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print("\n".join(collection.get_reverse_iterator()), end="")
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