




from __future__ import annotations


class 				__UpperCamelCase      :





				'''simple docstring'''



				def __init__(			self							,			UpperCAmelCase_    ):
											lowerCAmelCase =		value
											lowerCAmelCase =		None
											lowerCAmelCase =		None




class 				__UpperCamelCase      :





				'''simple docstring'''



				__a				:			int



				def __init__(			self    ):
											lowerCAmelCase =		0



				def    __snake_case		(			self							,			UpperCAmelCase_							,			UpperCAmelCase_    ):
											if node is None:
																		return

											if path_sum == self.target:
																		self.paths += 1

											if node.left:
																		self.depth_first_search(node.left							,			path_sum + node.left.value    )
											if node.right:
																		self.depth_first_search(node.right							,			path_sum + node.right.value    )






				def    __snake_case		(			self							,			UpperCAmelCase_							,			UpperCAmelCase_ = None    ):
											if node is None:
																		return 0
											if target is not None:
																		lowerCAmelCase =		target

											self.depth_first_search(UpperCAmelCase_							,			node.value    )
											self.path_sum(node.left    )
											self.path_sum(node.right    )

											return self.paths


if __name__ == "__main__":
		import doctest

		doctest.testmod()









from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_tokenizers_available, is_torch_available


UpperCAmelCase_    ={
    """configuration_splinter""": ["""SPLINTER_PRETRAINED_CONFIG_ARCHIVE_MAP""", """SplinterConfig"""],
    """tokenization_splinter""": ["""SplinterTokenizer"""],
}

try:
		if not is_tokenizers_available():
				raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
		pass
else:
		UpperCAmelCase_    =["""SplinterTokenizerFast"""]

try:
		if not is_torch_available():
				raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
		pass
else:
		UpperCAmelCase_    =[
		    """SPLINTER_PRETRAINED_MODEL_ARCHIVE_LIST""",
		    """SplinterForQuestionAnswering""",
		    """SplinterForPreTraining""",
		    """SplinterLayer""",
		    """SplinterModel""",
		    """SplinterPreTrainedModel""",
		]


if TYPE_CHECKING:
		from .configuration_splinter import SPLINTER_PRETRAINED_CONFIG_ARCHIVE_MAP, SplinterConfig
		from .tokenization_splinter import SplinterTokenizer

		try:
				if not is_tokenizers_available():
						raise OptionalDependencyNotAvailable()
		except OptionalDependencyNotAvailable:
				pass
		else:
				from .tokenization_splinter_fast import SplinterTokenizerFast

		try:
				if not is_torch_available():
						raise OptionalDependencyNotAvailable()
		except OptionalDependencyNotAvailable:
				pass
		else:
				from .modeling_splinter import (
				    SPLINTER_PRETRAINED_MODEL_ARCHIVE_LIST,
				    SplinterForPreTraining,
				    SplinterForQuestionAnswering,
				    SplinterLayer,
				    SplinterModel,
				    SplinterPreTrainedModel,
				)


else:
		import sys

		UpperCAmelCase_    =_LazyModule(__name__, globals()["""__file__"""], _import_structure, module_spec=__spec__)



