





class    A__  :





      def __init__(					self  ):
       '''simple docstring'''




       UpperCamelCase      :   dict[str, TrieNode]			      =  {}  # Mapping from char to TrieNode
       UpperCamelCase      :   Tuple			      =  False





      def 			__UpperCamelCase(					self			,				A_  ):
       '''simple docstring'''




       for word in words:
        self.insert(A_  )





      def 			__UpperCamelCase(					self			,				A_  ):
       '''simple docstring'''




       UpperCamelCase      :   List[Any]			      =  self
       for char in word:
        if char not in curr.nodes:
         UpperCamelCase      :   int			      =  TrieNode()
        UpperCamelCase      :   List[str]			      =  curr.nodes[char]
       UpperCamelCase      :   int			      =  True





      def 			__UpperCamelCase(					self			,				A_  ):
       '''simple docstring'''




       UpperCamelCase      :   Union[str, Any]			      =  self
       for char in word:
        if char not in curr.nodes:
         return False
        UpperCamelCase      :   Any			      =  curr.nodes[char]
       return curr.is_leaf





      def 			__UpperCamelCase(					self			,				A_  ):
       '''simple docstring'''




       def _delete(A_			,				A_			,				A_  ) -> bool:
        if index == len(A_  ):
         # If word does not exist
         if not curr.is_leaf:
          return False
         UpperCamelCase      :   Union[str, Any]			      =  False
         return len(curr.nodes  ) == 0
        UpperCamelCase      :   List[str]			      =  word[index]
        UpperCamelCase      :   Any			      =  curr.nodes.get(A_  )
        # If char not in current trie node
        if not char_node:
         return False
        # Flag to check if node can be deleted
        UpperCamelCase      :   Any			      =  _delete(A_			,				A_			,				index + 1  )
        if delete_curr:
         del curr.nodes[char]
         return len(curr.nodes  ) == 0
        return delete_curr

       _delete(self			,				A_			,				0  )



def 						A_							(	_lowerCAmelCase				,  _lowerCAmelCase	)		->					None:
 if node.is_leaf:
  print(_lowerCAmelCase				,  end=" "	)

 for key, value in node.nodes.items():
  print_words(_lowerCAmelCase				,  word + key	)



def 						A_							(	)		->					bool:
 UpperCamelCase      :   Optional[Any]			      =  "banana bananas bandana band apple all beast".split()
 UpperCamelCase      :   Any			      =  TrieNode()
 root.insert_many(_lowerCAmelCase	)
 # print_words(root, "")
 assert all(root.find(_lowerCAmelCase	) for word in words	)
 assert root.find("banana"	)
 assert not root.find("bandanas"	)
 assert not root.find("apps"	)
 assert root.find("apple"	)
 assert root.find("all"	)
 root.delete("all"	)
 assert not root.find("all"	)
 root.delete("banana"	)
 assert not root.find("banana"	)
 assert root.find("bananas"	)
 return True



def 						A_							(	_lowerCAmelCase				,  _lowerCAmelCase	)		->					None:
 print(str(_lowerCAmelCase	)				,  "works!" if passes else "doesn't work :("	)



def 						A_							(	)		->					None:
 assert test_trie()



def 						A_							(	)		->					None:
 print_results("Testing trie functionality"				,  test_trie()	)


if __name__ == "__main__":
    main()







from typing import TYPE_CHECKING

from ...utils import _LazyModule


__lowerCamelCase			:	str					    =	{"""tokenization_byt5""": ["""ByT5Tokenizer"""]}


if TYPE_CHECKING:
    from .tokenization_byta import ByTaTokenizer
else:
    import sys

    __lowerCamelCase			:	List[str]					    =	_LazyModule(__name__, globals()["""__file__"""], _import_structure, module_spec=__spec__)
