class UpperCAmelCase						:


				'''simple docstring'''






				def __init__(						self ):



						"""simple docstring"""





						A_		:    Optional[Any]         =				{}  # Mapping from char to TrieNode
						A_		:    List[Any]         =				False
				def   lowerCAmelCase_       (						self		,     lowercase ):



						"""simple docstring"""





						for word in words:
								self.insert(lowercase )
				def   lowerCAmelCase_       (						self		,     lowercase ):



						"""simple docstring"""





						A_		:    List[Any]         =				self
						for char in word:
								if char not in curr.nodes:
										A_		:    Any         =				TrieNode()
								A_		:    Optional[Any]         =				curr.nodes[char]
						A_		:    Tuple         =				True
				def   lowerCAmelCase_       (						self		,     lowercase ):



						"""simple docstring"""





						A_		:    Dict         =				self
						for char in word:
								if char not in curr.nodes:
										return False
								A_		:    Any         =				curr.nodes[char]
						return curr.is_leaf







				def   lowerCAmelCase_       (						self		,     lowercase ):



						"""simple docstring"""





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

						_delete(self		,     lowercase		,     0 )




def     UpperCamelCase						(	__lowercase						:			TrieNode						,__lowercase						:			str     ):
		'''simple docstring'''




		if node.is_leaf:
				print(lowerCamelCase__						,end=' '     )

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




def     UpperCamelCase						(	):
		'''simple docstring'''




		A_		:    Dict         =				'banana bananas bandana band apple all beast'.split()
		A_		:    Tuple         =				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     UpperCamelCase						(	__lowercase						:			str						,__lowercase						:			bool     ):
		'''simple docstring'''




		print(str(lowerCamelCase__     )						,'works!' if passes else 'doesn\'t work :('     )




def     UpperCamelCase						(	):
		'''simple docstring'''




		assert test_trie()




def     UpperCamelCase						(	):
		'''simple docstring'''




		print_results('Testing trie functionality'						,test_trie()     )


if __name__ == "__main__":
	main()







import sys

from .dependency_versions_table import deps
from .utils.versions import require_version, require_version_core


# define which module versions we always want to check at run time
# (usually the ones defined in `install_requires` in setup.py)
#
# order specific notes:
# - tqdm must be checked before tokenizers

_UpperCAmelCase            =		"""python tqdm regex requests packaging filelock numpy tokenizers""".split()
if sys.version_info < (3, 7):
	pkgs_to_check_at_runtime.append("""dataclasses""")
if sys.version_info < (3, 8):
	pkgs_to_check_at_runtime.append("""importlib_metadata""")

for pkg in pkgs_to_check_at_runtime:
	if pkg in deps:
		if pkg == "tokenizers":
			# must be loaded here, or else tqdm check may fail
			from .utils import is_tokenizers_available

			if not is_tokenizers_available():
				continue  # not required, check version only if installed

		require_version_core(deps[pkg])
	else:
		raise ValueError(F"""can't find {pkg} in {deps.keys()}, check dependency_versions_table.py""")




def     UpperCamelCase						(	__lowercase						:			str						,__lowercase						:			Dict=None     ):
		'''simple docstring'''




		require_version(deps[pkg]						,__lowercase     )






