


def        _UpperCamelCase							(      lowercase__      ):
						__SCREAMING_SNAKE_CASE						:     Union[str, Any]					=		set()
						# edges = list of graph's edges
						__SCREAMING_SNAKE_CASE						:     List[str]					=		get_edges(lowercase__      )

						# While there are still elements in edges list, take an arbitrary edge
						# (from_node, to_node) and add his extremity to chosen_vertices and then
						# remove all arcs adjacent to the from_node and to_node
						while edges:
												__SCREAMING_SNAKE_CASE			,			__SCREAMING_SNAKE_CASE						:     int					=		edges.pop()
												chosen_vertices.add(lowercase__      )
												chosen_vertices.add(lowercase__      )
												for edge in edges.copy():
																		if from_node in edge or to_node in edge:
																								edges.discard(lowercase__      )
						return chosen_vertices


def        _UpperCamelCase							(      lowercase__      ):
						__SCREAMING_SNAKE_CASE						:     Optional[int]					=		set()
						for from_node, to_nodes in graph.items():
												for to_node in to_nodes:
																		edges.add((from_node, to_node)      )
						return edges


if __name__ == "__main__":
						import doctest

						doctest.testmod()

						# graph = {0: [1, 3], 1: [0, 3], 2: [0, 3, 4], 3: [0, 1, 2], 4: [2, 3]}
						# print(f"Matching vertex cover:\n{matching_min_vertex_cover(graph)}")


from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_sentencepiece_available


SCREAMING_SNAKE_CASE							:List[Any]							 =				{}

try:
					if not is_sentencepiece_available():
										raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
					pass
else:
					SCREAMING_SNAKE_CASE							:List[str]							 =				['BartphoTokenizer']

if TYPE_CHECKING:
					try:
										if not is_sentencepiece_available():
															raise OptionalDependencyNotAvailable()
					except OptionalDependencyNotAvailable:
										pass
					else:
										from .tokenization_bartpho import BartphoTokenizer

else:
					import sys

					SCREAMING_SNAKE_CASE							:Union[str, Any]							 =				_LazyModule(__name__, globals()['__file__'], _import_structure, module_spec=__spec__)
