





'''simple docstring'''







from typing import TYPE_CHECKING

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


_a      :				str											=					{'configuration_bert_generation': ['BertGenerationConfig']}

try:
	if not is_sentencepiece_available():
		raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
	pass
else:
	_a      :				Any											=					['BertGenerationTokenizer']

try:
	if not is_torch_available():
		raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
	pass
else:
	_a      :				str											=					[
	    'BertGenerationDecoder',
	    'BertGenerationEncoder',
	    'BertGenerationPreTrainedModel',
	    'load_tf_weights_in_bert_generation',
	]


if TYPE_CHECKING:
	from .configuration_bert_generation import BertGenerationConfig

	try:
		if not is_sentencepiece_available():
			raise OptionalDependencyNotAvailable()
	except OptionalDependencyNotAvailable:
		pass
	else:
		from .tokenization_bert_generation import BertGenerationTokenizer

	try:
		if not is_torch_available():
			raise OptionalDependencyNotAvailable()
	except OptionalDependencyNotAvailable:
		pass
	else:
		from .modeling_bert_generation import (
		    BertGenerationDecoder,
		    BertGenerationEncoder,
		    BertGenerationPreTrainedModel,
		    load_tf_weights_in_bert_generation,
		)

else:
	import sys

	_a      :				Optional[int]											=					_LazyModule(__name__, globals()["""__file__"""], _import_structure, module_spec=__spec__)








'''simple docstring'''







from __future__ import annotations

from collections.abc import Iterable, Iterator
from typing import Any, Generic, TypeVar

_a      :				Dict											=					TypeVar("""T""", bound=bool)





class 					_UpperCAmelCase							(		Generic[T]     ):
		def __init__(						self,__SCREAMING_SNAKE_CASE    ):



					'''simple docstring'''

					__lowerCAmelCase      		=       value
					__lowerCAmelCase      		=       None
					__lowerCAmelCase      		=       None
		@property
		def 						lowerCamelCase__    (						self    ):



					'''simple docstring'''

					return self._value







		@staticmethod
		def 						lowerCamelCase__    (						__SCREAMING_SNAKE_CASE,__SCREAMING_SNAKE_CASE    ):



					'''simple docstring'''

					if not roota:
								return roota

					if not roota:
								return roota

					if roota.value > roota.value:
								__lowerCAmelCase		, __lowerCAmelCase      		=       roota, roota

					__lowerCAmelCase      		=       roota
					__lowerCAmelCase      		=       roota.right
					__lowerCAmelCase      		=       roota.left
					__lowerCAmelCase      		=       SkewNode.merge(__SCREAMING_SNAKE_CASE,__SCREAMING_SNAKE_CASE    )

					return result





class 					_UpperCAmelCase							(		Generic[T]     ):
		def __init__(						self,__SCREAMING_SNAKE_CASE = ()    ):



					'''simple docstring'''

					__lowerCAmelCase      		=       None
					if data:
								for item in data:
											self.insert(__SCREAMING_SNAKE_CASE    )
		def __bool__(						self    ):



					'''simple docstring'''

					return self._root is not None
		def __iter__(						self    ):



					'''simple docstring'''

					__lowerCAmelCase      		=       []
					while self:
								result.append(self.pop()    )

					# Pushing items back to the heap not to clear it.
					for item in result:
								self.insert(__SCREAMING_SNAKE_CASE    )

					return iter(__SCREAMING_SNAKE_CASE    )
		def 						lowerCamelCase__    (						self,__SCREAMING_SNAKE_CASE    ):



					'''simple docstring'''

					__lowerCAmelCase      		=       SkewNode.merge(self._root,SkewNode(__SCREAMING_SNAKE_CASE    )    )
		def 						lowerCamelCase__    (						self    ):



					'''simple docstring'''

					__lowerCAmelCase      		=       self.top()
					__lowerCAmelCase      		=       (
					    SkewNode.merge(self._root.left,self._root.right    ) if self._root else None
					)

					return result
		def 						lowerCamelCase__    (						self    ):



					'''simple docstring'''

					if not self._root:
								raise IndexError("""Can't get top element for the empty heap."""    )
					return self._root.value







		def 						lowerCamelCase__    (						self    ):



					'''simple docstring'''

					__lowerCAmelCase      		=       None


if __name__ == "__main__":
	import doctest

	doctest.testmod()

