






"""simple docstring"""



from __future__ import annotations

import math
import random
from typing import Any






class 							__SCREAMING_SNAKE_CASE						:


							def __init__(			self      :						Optional[int]							):
													'''simple docstring'''





													A__						:  list[Any]		  =  []
													A__						:  int		  =  0
													A__						:  int		  =  0


							def 						_UpperCamelCase       (			self      :						List[Any]							):
													'''simple docstring'''





													return self.head == self.tail


							def 						_UpperCamelCase       (			self      :						Dict			,    snake_case      :						Any							):
													'''simple docstring'''





													self.data.append(snake_case							)
													A__						:  int		  =  self.tail + 1


							def 						_UpperCamelCase       (			self      :						Tuple							):
													'''simple docstring'''





													A__						:  Optional[int]		  =  self.data[self.head]
													A__						:  Union[str, Any]		  =  self.head + 1
													return ret


							def 						_UpperCamelCase       (			self      :						Optional[Any]							):
													'''simple docstring'''





													return self.tail - self.head


							def 						_UpperCamelCase       (			self      :						List[str]							):
													'''simple docstring'''





													print(self.data							)
													print("""**************"""							)
													print(self.data[self.head : self.tail]							)






class 							__SCREAMING_SNAKE_CASE						:


							def __init__(			self      :						List[str]			,    snake_case      :						Any							):
													'''simple docstring'''





													A__						:  Optional[Any]		  =  data
													A__						:  MyNode | None		  =  None
													A__						:  MyNode | None		  =  None
													A__						:  int		  =  1


							def 						_UpperCamelCase       (			self      :						Tuple							):
													'''simple docstring'''





													return self.data


							def 						_UpperCamelCase       (			self      :						int							):
													'''simple docstring'''





													return self.left


							def 						_UpperCamelCase       (			self      :						int							):
													'''simple docstring'''





													return self.right


							def 						_UpperCamelCase       (			self      :						Any							):
													'''simple docstring'''





													return self.height


							def 						_UpperCamelCase       (			self      :						Tuple			,    snake_case      :						Any							):
													'''simple docstring'''





													A__						:  str		  =  data


							def 						_UpperCamelCase       (			self      :						Optional[int]			,    snake_case      :						MyNode | None							):
													'''simple docstring'''





													A__						:  List[Any]		  =  node


							def 						_UpperCamelCase       (			self      :						Any			,    snake_case      :						MyNode | None							):
													'''simple docstring'''





													A__						:  Optional[Any]		  =  node


							def 						_UpperCamelCase       (			self      :						Optional[int]			,    snake_case      :						int							):
													'''simple docstring'''





													A__						:  Tuple		  =  height




def      _lowerCAmelCase		(							UpperCAmelCase__       :					MyNode | None      )		->int:
						if node is None:
												return 0
						return node.get_height()




def      _lowerCAmelCase		(							UpperCAmelCase__       :					int,						UpperCAmelCase__       :					int      )		->int:
						if a > b:
												return a
						return b




def      _lowerCAmelCase		(							UpperCAmelCase__       :					MyNode      )		->MyNode:
						print("""left rotation node:""",						node.get_data()      )
						A__						:  Union[str, Any]		  =  node.get_left()
						assert ret is not None
						node.set_left(ret.get_right()      )
						ret.set_right(UpperCAmelCase__      )
						A__						:  Any		  =  my_max(get_height(node.get_right()      ),						get_height(node.get_left()      )      ) + 1
						node.set_height(UpperCAmelCase__      )
						A__						:  Optional[int]		  =  my_max(get_height(ret.get_right()      ),						get_height(ret.get_left()      )      ) + 1
						ret.set_height(UpperCAmelCase__      )
						return ret




def      _lowerCAmelCase		(							UpperCAmelCase__       :					MyNode      )		->MyNode:
						print("""right rotation node:""",						node.get_data()      )
						A__						:  int		  =  node.get_right()
						assert ret is not None
						node.set_right(ret.get_left()      )
						ret.set_left(UpperCAmelCase__      )
						A__						:  List[str]		  =  my_max(get_height(node.get_right()      ),						get_height(node.get_left()      )      ) + 1
						node.set_height(UpperCAmelCase__      )
						A__						:  Dict		  =  my_max(get_height(ret.get_right()      ),						get_height(ret.get_left()      )      ) + 1
						ret.set_height(UpperCAmelCase__      )
						return ret




def      _lowerCAmelCase		(							UpperCAmelCase__       :					MyNode      )		->MyNode:
						A__						:  Optional[int]		  =  node.get_left()
						assert left_child is not None
						node.set_left(left_rotation(UpperCAmelCase__      )      )
						return right_rotation(UpperCAmelCase__      )




def      _lowerCAmelCase		(							UpperCAmelCase__       :					MyNode      )		->MyNode:
						A__						:  List[Any]		  =  node.get_right()
						assert right_child is not None
						node.set_right(right_rotation(UpperCAmelCase__      )      )
						return left_rotation(UpperCAmelCase__      )




def      _lowerCAmelCase		(							UpperCAmelCase__       :					MyNode | None,						UpperCAmelCase__       :					Any      )		->MyNode | None:
						if node is None:
												return MyNode(UpperCAmelCase__      )
						if data < node.get_data():
												node.set_left(insert_node(node.get_left(),						UpperCAmelCase__      )      )
												if (
												    get_height(node.get_left()      ) - get_height(node.get_right()      ) == 2
												):  # an unbalance detected
																		A__						:  List[Any]		  =  node.get_left()
																		assert left_child is not None
																		if (
																		    data < left_child.get_data()
																		):  # new node is the left child of the left child
																								A__						:  int		  =  right_rotation(UpperCAmelCase__      )
																		else:
																								A__						:  List[Any]		  =  lr_rotation(UpperCAmelCase__      )
						else:
												node.set_right(insert_node(node.get_right(),						UpperCAmelCase__      )      )
												if get_height(node.get_right()      ) - get_height(node.get_left()      ) == 2:
																		A__						:  Optional[int]		  =  node.get_right()
																		assert right_child is not None
																		if data < right_child.get_data():
																								A__						:  Optional[int]		  =  rl_rotation(UpperCAmelCase__      )
																		else:
																								A__						:  Optional[Any]		  =  left_rotation(UpperCAmelCase__      )
						A__						:  Dict		  =  my_max(get_height(node.get_right()      ),						get_height(node.get_left()      )      ) + 1
						node.set_height(UpperCAmelCase__      )
						return node




def      _lowerCAmelCase		(							UpperCAmelCase__       :					MyNode      )		->Any:
						while True:
												A__						:  str		  =  root.get_right()
												if right_child is None:
																		break
												A__						:  int		  =  right_child
						return root.get_data()




def      _lowerCAmelCase		(							UpperCAmelCase__       :					MyNode      )		->Any:
						while True:
												A__						:  Any		  =  root.get_left()
												if left_child is None:
																		break
												A__						:  int		  =  left_child
						return root.get_data()




def      _lowerCAmelCase		(							UpperCAmelCase__       :					MyNode,						UpperCAmelCase__       :					Any      )		->MyNode | None:
						A__						:  Dict		  =  root.get_left()
						A__						:  Union[str, Any]		  =  root.get_right()
						if root.get_data() == data:
												if left_child is not None and right_child is not None:
																		A__						:  List[Any]		  =  get_left_most(UpperCAmelCase__      )
																		root.set_data(UpperCAmelCase__      )
																		root.set_right(del_node(UpperCAmelCase__,						UpperCAmelCase__      )      )
												elif left_child is not None:
																		A__						:  List[str]		  =  left_child
												elif right_child is not None:
																		A__						:  Union[str, Any]		  =  right_child
												else:
																		return None
						elif root.get_data() > data:
												if left_child is None:
																		print("""No such data"""      )
																		return root
												else:
																		root.set_left(del_node(UpperCAmelCase__,						UpperCAmelCase__      )      )
						else:  # root.get_data() < data
												if right_child is None:
																		return root
												else:
																		root.set_right(del_node(UpperCAmelCase__,						UpperCAmelCase__      )      )

						if get_height(UpperCAmelCase__      ) - get_height(UpperCAmelCase__      ) == 2:
												assert right_child is not None
												if get_height(right_child.get_right()      ) > get_height(right_child.get_left()      ):
																		A__						:  List[str]		  =  left_rotation(UpperCAmelCase__      )
												else:
																		A__						:  List[str]		  =  rl_rotation(UpperCAmelCase__      )
						elif get_height(UpperCAmelCase__      ) - get_height(UpperCAmelCase__      ) == -2:
												assert left_child is not None
												if get_height(left_child.get_left()      ) > get_height(left_child.get_right()      ):
																		A__						:  int		  =  right_rotation(UpperCAmelCase__      )
												else:
																		A__						:  Any		  =  lr_rotation(UpperCAmelCase__      )
						A__						:  Any		  =  my_max(get_height(root.get_right()      ),						get_height(root.get_left()      )      ) + 1
						root.set_height(UpperCAmelCase__      )
						return root






class 							__SCREAMING_SNAKE_CASE						:


							def __init__(			self      :						Optional[int]							):
													'''simple docstring'''





													A__						:  MyNode | None		  =  None


							def 						_UpperCamelCase       (			self      :						Dict							):
													'''simple docstring'''





													return get_height(self.root							)


							def 						_UpperCamelCase       (			self      :						int			,    snake_case      :						Any							):
													'''simple docstring'''





													print("""insert:""" + str(snake_case							)							)
													A__						:  Dict		  =  insert_node(self.root			,    snake_case							)


							def 						_UpperCamelCase       (			self      :						Optional[int]			,    snake_case      :						Any							):
													'''simple docstring'''





													print("""delete:""" + str(snake_case							)							)
													if self.root is None:
																			print("""Tree is empty!"""							)
																			return
													A__						:  List[Any]		  =  del_node(self.root			,    snake_case							)


							def __str__(			self      :						Optional[Any]			,    ):  # a level traversale, gives a more intuitive look on the tree
													'''simple docstring'''





													A__						:  str		  =  """"""
													A__						:  Dict		  =  MyQueue()
													q.push(self.root							)
													A__						:  List[str]		  =  self.get_height()
													if layer == 0:
																			return output
													A__						:  Dict		  =  0
													while not q.is_empty():
																			A__						:  Any		  =  q.pop()
																			A__						:  List[Any]		  =  """ """ * int(math.pow(2			,    layer - 1							)							)
																			output += space
																			if node is None:
																									output += "*"
																									q.push(snake_case							)
																									q.push(snake_case							)
																			else:
																									output += str(node.get_data()							)
																									q.push(node.get_left()							)
																									q.push(node.get_right()							)
																			output += space
																			A__						:  Optional[Any]		  =  cnt + 1
																			for i in range(100							):
																									if cnt == math.pow(2			,    snake_case							) - 1:
																															A__						:  int		  =  layer - 1
																															if layer == 0:
																																					output += "\n*************************************"
																																					return output
																															output += "\n"
																															break
													output += "\n*************************************"
													return output




def      _lowerCAmelCase		(							)		->None:
						import doctest

						doctest.testmod()


if __name__ == "__main__":
						_test()
						A_    =							AVLtree()
						A_    =							list(range(10))
						random.shuffle(lst)
						for i in lst:
												t.insert(i)
												print(str(t))
						random.shuffle(lst)
						for i in lst:
												t.del_node(i)
												print(str(t))














"""simple docstring"""



import multiprocessing
import os
from typing import BinaryIO, Optional, Union

import fsspec

from .. import Dataset, Features, NamedSplit, config
from ..formatting import query_table
from ..packaged_modules.json.json import Json
from ..utils import logging
from ..utils.typing import NestedDataStructureLike, PathLike
from .abc import AbstractDatasetReader






class 							__SCREAMING_SNAKE_CASE						(				UpperCamelCase		):


							def __init__(			self      :						List[Any]			,    snake_case      :						NestedDataStructureLike[PathLike]			,    snake_case      :						Optional[NamedSplit] = None			,    snake_case      :						Optional[Features] = None			,    snake_case      :						str = None			,    snake_case      :						bool = False			,    snake_case      :						bool = False			,    snake_case      :						Optional[str] = None			,    snake_case      :						Optional[int] = None			,    **snake_case      :						Optional[int]			,    ):
													'''simple docstring'''





													super().__init__(
													    snake_case			,    split=snake_case			,    features=snake_case			,    cache_dir=snake_case			,    keep_in_memory=snake_case			,    streaming=snake_case			,    num_proc=snake_case			,    **snake_case			,    )
													A__						:  Optional[int]		  =  field
													A__						:  Tuple		  =  path_or_paths if isinstance(snake_case			,    snake_case							) else {self.split: path_or_paths}
													A__						:  List[Any]		  =  Json(
													    cache_dir=snake_case			,    data_files=snake_case			,    features=snake_case			,    field=snake_case			,    **snake_case			,    )


							def 						_UpperCamelCase       (			self      :						Tuple							):
													'''simple docstring'''





													if self.streaming:
																			A__						:  List[Any]		  =  self.builder.as_streaming_dataset(split=self.split							)
													# Build regular (map-style) dataset
													else:
																			A__						:  int		  =  None
																			A__						:  Dict		  =  None
																			A__						:  Tuple		  =  None
																			A__						:  Optional[Any]		  =  None

																			self.builder.download_and_prepare(
																			    download_config=snake_case			,    download_mode=snake_case			,    verification_mode=snake_case			,    base_path=snake_case			,    num_proc=self.num_proc			,    )
																			A__						:  str		  =  self.builder.as_dataset(
																			    split=self.split			,    verification_mode=snake_case			,    in_memory=self.keep_in_memory							)
													return dataset






class 							__SCREAMING_SNAKE_CASE						:


							def __init__(			self      :						Any			,    snake_case      :						Dataset			,    snake_case      :						Union[PathLike, BinaryIO]			,    snake_case      :						Optional[int] = None			,    snake_case      :						Optional[int] = None			,    **snake_case      :						Union[str, Any]			,    ):
													'''simple docstring'''





													if num_proc is not None and num_proc <= 0:
																			raise ValueError(F'num_proc {num_proc} must be an integer > 0.'							)

													A__						:  Union[str, Any]		  =  dataset
													A__						:  Any		  =  path_or_buf
													A__						:  str		  =  batch_size if batch_size else config.DEFAULT_MAX_BATCH_SIZE
													A__						:  str		  =  num_proc
													A__						:  Union[str, Any]		  =  """utf-8"""
													A__						:  Optional[int]		  =  to_json_kwargs


							def 						_UpperCamelCase       (			self      :						List[str]							):
													'''simple docstring'''





													A__						:  Any		  =  self.to_json_kwargs.pop("""path_or_buf"""			,    snake_case							)
													A__						:  List[Any]		  =  self.to_json_kwargs.pop("""orient"""			,    """records"""							)
													A__						:  List[str]		  =  self.to_json_kwargs.pop("""lines"""			,    True if orient == """records""" else False							)
													A__						:  str		  =  self.to_json_kwargs.pop("""index"""			,    False if orient in ["""split""", """table"""] else True							)
													A__						:  Optional[int]		  =  self.to_json_kwargs.pop("""compression"""			,    snake_case							)

													if compression not in [None, "infer", "gzip", "bz2", "xz"]:
																			raise NotImplementedError(F'`datasets` currently does not support {compression} compression'							)

													if isinstance(self.path_or_buf			,    (str, bytes, os.PathLike)							):
																			with fsspec.open(self.path_or_buf			,    """wb"""			,    compression=snake_case							) as buffer:
																									A__						:  Tuple		  =  self._write(file_obj=snake_case			,    orient=snake_case			,    lines=snake_case			,    index=snake_case			,    **self.to_json_kwargs							)
													else:
																			if compression:
																									raise NotImplementedError(
																									    F'The compression parameter is not supported when writing to a buffer, but compression={compression}'
																									    """ was passed. Please provide a local path instead."""							)
																			A__						:  List[Any]		  =  self._write(
																			    file_obj=self.path_or_buf			,    orient=snake_case			,    lines=snake_case			,    index=snake_case			,    **self.to_json_kwargs							)
													return written


							def 						_UpperCamelCase       (			self      :						List[Any]			,    snake_case      :						List[str]							):
													'''simple docstring'''





													A__  ,  A__  ,  A__  ,  A__  ,  A__						:  int		  =  args

													A__						:  Any		  =  query_table(
													    table=self.dataset.data			,    key=slice(snake_case			,    offset + self.batch_size							)			,    indices=self.dataset._indices			,    )
													A__						:  List[Any]		  =  batch.to_pandas().to_json(
													    path_or_buf=snake_case			,    orient=snake_case			,    lines=snake_case			,    index=snake_case			,    **snake_case							)
													if not json_str.endswith("""\n"""							):
																			json_str += "\n"
													return json_str.encode(self.encoding							)


							def 						_UpperCamelCase       (			self      :						int			,    snake_case      :						BinaryIO			,    snake_case      :						List[Any]			,    snake_case      :						Tuple			,    snake_case      :						List[str]			,    **snake_case      :						str			,    ):
													'''simple docstring'''





													A__						:  List[Any]		  =  0

													if self.num_proc is None or self.num_proc == 1:
																			for offset in logging.tqdm(
																			    range(0			,    len(self.dataset							)			,    self.batch_size							)			,    unit="""ba"""			,    disable=not logging.is_progress_bar_enabled()			,    desc="""Creating json from Arrow format"""			,    ):
																									A__						:  List[str]		  =  self._batch_json((offset, orient, lines, index, to_json_kwargs)							)
																									written += file_obj.write(snake_case							)
													else:
																			A__  ,  A__						:  Optional[int]		  =  len(self.dataset							), self.batch_size
																			with multiprocessing.Pool(self.num_proc							) as pool:
																									for json_str in logging.tqdm(
																									    pool.imap(
																									        self._batch_json			,    [(offset, orient, lines, index, to_json_kwargs) for offset in range(0			,    snake_case			,    snake_case							)]			,    )			,    total=(num_rows // batch_size) + 1 if num_rows % batch_size else num_rows // batch_size			,    unit="""ba"""			,    disable=not logging.is_progress_bar_enabled()			,    desc="""Creating json from Arrow format"""			,    ):
																															written += file_obj.write(snake_case							)

													return written






