






from __future__ import annotations

from dataclasses import dataclass


@dataclass
class 							__UpperCamelCase     :
	__snake_case						:float
	__snake_case						:TreeNode | None =							None
	__snake_case						:TreeNode | None =							None





def 					snake_case	(  lowerCamelCase       ):




	'''simple docstring'''







	def is_valid_tree(lowerCamelCase       ) -> bool:
		if node is None:
			return True

		if not isinstance(lowerCamelCase					,	lowerCamelCase       ):
			return False

		try:
			float(node.data       )
		except (TypeError, ValueError):
			return False

		return is_valid_tree(node.left       ) and is_valid_tree(node.right       )

	if not is_valid_tree(lowerCamelCase       ):
		raise ValueError(
		    """Each node should be type of TreeNode and data should be float."""       )

	def is_binary_search_tree_recursive_check(
	    lowerCamelCase					,	lowerCamelCase					,	lowerCamelCase       ) -> bool:

		if node is None:
			return True

		return (
		    left_bound < node.data < right_bound
		    and is_binary_search_tree_recursive_check(node.left					,	lowerCamelCase					,	node.data       )
		    and is_binary_search_tree_recursive_check(
		        node.right					,	node.data					,	lowerCamelCase       )
		)

	return is_binary_search_tree_recursive_check(lowerCamelCase					,	-float("""inf"""       )					,	float("""inf"""       )       )


if __name__ == "__main__":
						import doctest

						doctest.testmod()








_lowercase		:  Optional[Any]			       ="""
# Transformers installation
! pip install transformers datasets
# To install from source instead of the last release, comment the command above and uncomment the following one.
# ! pip install git+https://github.com/huggingface/transformers.git
"""

_lowercase		:  Union[str, Any]			       =[{"""type""": """code""", """content""": INSTALL_CONTENT}]
_lowercase		:  List[Any]			       ={
    """{processor_class}""": """FakeProcessorClass""",
    """{model_class}""": """FakeModelClass""",
    """{object_class}""": """FakeObjectClass""",
}
