




from typing import TYPE_CHECKING

from ...utils import (
    OptionalDependencyNotAvailable,
    _LazyModule,
    is_sentencepiece_available,
    is_tokenizers_available,
    is_torch_available,
)


_lowerCamelCase      :  str      						=						{"configuration_plbart": ["PLBART_PRETRAINED_CONFIG_ARCHIVE_MAP", "PLBartConfig"]}

try:
	if not is_sentencepiece_available():
		raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
	pass
else:
	_lowerCamelCase      :  int      						=						["PLBartTokenizer"]

try:
	if not is_torch_available():
		raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
	pass
else:
	_lowerCamelCase      :  int      						=						[
	    "PLBART_PRETRAINED_MODEL_ARCHIVE_LIST",
	    "PLBartForCausalLM",
	    "PLBartForConditionalGeneration",
	    "PLBartForSequenceClassification",
	    "PLBartModel",
	    "PLBartPreTrainedModel",
	]


if TYPE_CHECKING:
	from .configuration_plbart import PLBART_PRETRAINED_CONFIG_ARCHIVE_MAP, PLBartConfig

	try:
		if not is_sentencepiece_available():
			raise OptionalDependencyNotAvailable()
	except OptionalDependencyNotAvailable:
		pass
	else:
		from .tokenization_plbart import PLBartTokenizer

	try:
		if not is_torch_available():
			raise OptionalDependencyNotAvailable()
	except OptionalDependencyNotAvailable:
		pass
	else:
		from .modeling_plbart import (
		    PLBART_PRETRAINED_MODEL_ARCHIVE_LIST,
		    PLBartForCausalLM,
		    PLBartForConditionalGeneration,
		    PLBartForSequenceClassification,
		    PLBartModel,
		    PLBartPreTrainedModel,
		)


else:
	import sys

	_lowerCamelCase      :  Optional[int]      						=						_LazyModule(__name__, globals()["__file__"], _import_structure)












import bza
import gzip
import lzma
import os
import shutil
import struct
import tarfile
import warnings
import zipfile
from abc import ABC, abstractmethod
from pathlib import Path
from typing import Dict, List, Optional, Type, Union

from .. import config
from .filelock import FileLock
from .logging import get_logger


_lowerCamelCase      :  str      						=						get_logger(__name__)
class        __snake_case  :



				def __init__(      self      :		Optional[int]		,	_UpperCAmelCase      :		Optional[str] = None      )  ->    List[str]:





								'''simple docstring'''




								_lowerCAmelCase    :    Optional[Any]										=      (
								    os.path.join(_UpperCAmelCase		,	config.EXTRACTED_DATASETS_DIR      ) if cache_dir else config.EXTRACTED_DATASETS_PATH
								)
								_lowerCAmelCase    :    Optional[int]										=      Extractor



				def       SCREAMING_SNAKE_CASE       (      self      :		Tuple		,	_UpperCAmelCase      :		str      )  ->    str:





								'''simple docstring'''




								from .file_utils import hash_url_to_filename

								# Path where we extract compressed archives
								# We extract in the cache dir, and get the extracted path name by hashing the original path"
								_lowerCAmelCase    :    List[Any]										=      os.path.abspath(_UpperCAmelCase      )
								return os.path.join(self.extract_dir		,	hash_url_to_filename(_UpperCAmelCase      )      )



				def       SCREAMING_SNAKE_CASE       (      self      :		Union[str, Any]		,	_UpperCAmelCase      :		str		,	_UpperCAmelCase      :		bool      )  ->    bool:





								'''simple docstring'''




								return force_extract or (
								    not os.path.isfile(_UpperCAmelCase      ) and not (os.path.isdir(_UpperCAmelCase      ) and os.listdir(_UpperCAmelCase      ))
								)



				def       SCREAMING_SNAKE_CASE       (      self      :		Union[str, Any]		,	_UpperCAmelCase      :		str		,	_UpperCAmelCase      :		bool = False      )  ->    str:





								'''simple docstring'''




								_lowerCAmelCase    :    str										=      self.extractor.infer_extractor_format(_UpperCAmelCase      )
								if not extractor_format:
												return input_path
								_lowerCAmelCase    :    int										=      self._get_output_path(_UpperCAmelCase      )
								if self._do_extract(_UpperCAmelCase		,	_UpperCAmelCase      ):
												self.extractor.extract(_UpperCAmelCase		,	_UpperCAmelCase		,	_UpperCAmelCase      )
								return output_path






class        __snake_case  (_a		):



				@classmethod
				@abstractmethod
				def       SCREAMING_SNAKE_CASE       (      cls      :		Tuple		,	_UpperCAmelCase      :		Union[Path, str]		,	**_UpperCAmelCase      :		Optional[int]      )  ->    bool:





								'''simple docstring'''




								...



				@staticmethod
				@abstractmethod
				def       SCREAMING_SNAKE_CASE       (      _UpperCAmelCase      :		Union[Path, str]		,	_UpperCAmelCase      :		Union[Path, str]      )  ->    None:





								'''simple docstring'''




								...






class        __snake_case  (_a						,	_a		):
				lowerCAmelCase__				=     []



				@staticmethod
				def       SCREAMING_SNAKE_CASE       (      _UpperCAmelCase      :		Union[Path, str]		,	_UpperCAmelCase      :		int      )  ->    Dict:





								'''simple docstring'''




								with open(_UpperCAmelCase		,	"""rb"""      ) as f:
												return f.read(_UpperCAmelCase      )



				@classmethod
				def       SCREAMING_SNAKE_CASE       (      cls      :		Any		,	_UpperCAmelCase      :		Union[Path, str]		,	_UpperCAmelCase      :		bytes = b""      )  ->    bool:





								'''simple docstring'''




								if not magic_number:
												_lowerCAmelCase    :    Optional[int]										=      max(len(_UpperCAmelCase      ) for cls_magic_number in cls.magic_numbers      )
												try:
																_lowerCAmelCase    :    Union[str, Any]										=      cls.read_magic_number(_UpperCAmelCase		,	_UpperCAmelCase      )
												except OSError:
																return False
								return any(magic_number.startswith(_UpperCAmelCase      ) for cls_magic_number in cls.magic_numbers      )






class        __snake_case  (_a		):



				@classmethod
				def       SCREAMING_SNAKE_CASE       (      cls      :		str		,	_UpperCAmelCase      :		Union[Path, str]		,	**_UpperCAmelCase      :		Dict      )  ->    bool:





								'''simple docstring'''




								return tarfile.is_tarfile(_UpperCAmelCase      )



				@staticmethod
				def       SCREAMING_SNAKE_CASE       (      _UpperCAmelCase      :		Optional[int]		,	_UpperCAmelCase      :		Tuple      )  ->    Tuple:





								'''simple docstring'''




								def resolved(_UpperCAmelCase      :		str      ) -> str:
												return os.path.realpath(os.path.abspath(_UpperCAmelCase      )      )

								def badpath(_UpperCAmelCase      :		str		,	_UpperCAmelCase      :		str      ) -> bool:
												# joinpath will ignore base if path is absolute
												return not resolved(os.path.join(_UpperCAmelCase		,	_UpperCAmelCase      )      ).startswith(_UpperCAmelCase      )

								def badlink(_UpperCAmelCase      :		Optional[int]		,	_UpperCAmelCase      :		str      ) -> bool:
												# Links are interpreted relative to the directory containing the link
												_lowerCAmelCase    :    Tuple										=      resolved(os.path.join(_UpperCAmelCase		,	os.path.dirname(info.name      )      )      )
												return badpath(info.linkname		,	base=_UpperCAmelCase      )

								_lowerCAmelCase    :    List[Any]										=      resolved(_UpperCAmelCase      )

								for finfo in members:
												if badpath(finfo.name		,	_UpperCAmelCase      ):
																logger.error(f"Extraction of {finfo.name} is blocked (illegal path)"      )
												elif finfo.issym() and badlink(_UpperCAmelCase		,	_UpperCAmelCase      ):
																logger.error(f"Extraction of {finfo.name} is blocked: Symlink to {finfo.linkname}"      )
												elif finfo.islnk() and badlink(_UpperCAmelCase		,	_UpperCAmelCase      ):
																logger.error(f"Extraction of {finfo.name} is blocked: Hard link to {finfo.linkname}"      )
												else:
																yield finfo



				@staticmethod
				def       SCREAMING_SNAKE_CASE       (      _UpperCAmelCase      :		Union[Path, str]		,	_UpperCAmelCase      :		Union[Path, str]      )  ->    None:





								'''simple docstring'''




								os.makedirs(_UpperCAmelCase		,	exist_ok=_UpperCAmelCase      )
								_lowerCAmelCase    :    str										=      tarfile.open(_UpperCAmelCase      )
								tar_file.extractall(_UpperCAmelCase		,	members=TarExtractor.safemembers(_UpperCAmelCase		,	_UpperCAmelCase      )      )
								tar_file.close()






class        __snake_case  (_a		):
				lowerCAmelCase__				=     [b"\x1F\x8B"]



				@staticmethod
				def       SCREAMING_SNAKE_CASE       (      _UpperCAmelCase      :		Union[Path, str]		,	_UpperCAmelCase      :		Union[Path, str]      )  ->    None:





								'''simple docstring'''




								with gzip.open(_UpperCAmelCase		,	"""rb"""      ) as gzip_file:
												with open(_UpperCAmelCase		,	"""wb"""      ) as extracted_file:
																shutil.copyfileobj(_UpperCAmelCase		,	_UpperCAmelCase      )






class        __snake_case  (_a		):
				lowerCAmelCase__				=     [
				    b"PK\x03\x04",
				    b"PK\x05\x06",  # empty archive
				    b"PK\x07\x08",  # spanned archive
				]



				@classmethod
				def       SCREAMING_SNAKE_CASE       (      cls      :		Dict		,	_UpperCAmelCase      :		Union[Path, str]		,	_UpperCAmelCase      :		bytes = b""      )  ->    bool:





								'''simple docstring'''




								if super().is_extractable(_UpperCAmelCase		,	magic_number=_UpperCAmelCase      ):
												return True
								try:
												# Alternative version of zipfile.is_zipfile that has less false positives, but misses executable zip archives.
												# From: https://github.com/python/cpython/pull/5053
												from zipfile import (
												    _CD_SIGNATURE,
												    _ECD_DISK_NUMBER,
												    _ECD_DISK_START,
												    _ECD_ENTRIES_TOTAL,
												    _ECD_OFFSET,
												    _ECD_SIZE,
												    _EndRecData,
												    sizeCentralDir,
												    stringCentralDir,
												    structCentralDir,
												)

												with open(_UpperCAmelCase		,	"""rb"""      ) as fp:
																_lowerCAmelCase    :    Union[str, Any]										=      _EndRecData(_UpperCAmelCase      )
																if endrec:
																				if endrec[_ECD_ENTRIES_TOTAL] == 0 and endrec[_ECD_SIZE] == 0 and endrec[_ECD_OFFSET] == 0:
																								return True  # Empty zipfiles are still zipfiles
																				elif endrec[_ECD_DISK_NUMBER] == endrec[_ECD_DISK_START]:
																								fp.seek(endrec[_ECD_OFFSET]      )  # Central directory is on the same disk
																								if fp.tell() == endrec[_ECD_OFFSET] and endrec[_ECD_SIZE] >= sizeCentralDir:
																												_lowerCAmelCase    :    List[Any]										=      fp.read(_UpperCAmelCase      )  # CD is where we expect it to be
																												if len(_UpperCAmelCase      ) == sizeCentralDir:
																																_lowerCAmelCase    :    int										=      struct.unpack(_UpperCAmelCase		,	_UpperCAmelCase      )  # CD is the right size
																																if centdir[_CD_SIGNATURE] == stringCentralDir:
																																				return True  # First central directory entry  has correct magic number
												return False
								except Exception:  # catch all errors in case future python versions change the zipfile internals
												return False



				@staticmethod
				def       SCREAMING_SNAKE_CASE       (      _UpperCAmelCase      :		Union[Path, str]		,	_UpperCAmelCase      :		Union[Path, str]      )  ->    None:





								'''simple docstring'''




								os.makedirs(_UpperCAmelCase		,	exist_ok=_UpperCAmelCase      )
								with zipfile.ZipFile(_UpperCAmelCase		,	"""r"""      ) as zip_file:
												zip_file.extractall(_UpperCAmelCase      )
												zip_file.close()






class        __snake_case  (_a		):
				lowerCAmelCase__				=     [b"\xFD\x37\x7A\x58\x5A\x00"]



				@staticmethod
				def       SCREAMING_SNAKE_CASE       (      _UpperCAmelCase      :		Union[Path, str]		,	_UpperCAmelCase      :		Union[Path, str]      )  ->    None:





								'''simple docstring'''




								with lzma.open(_UpperCAmelCase      ) as compressed_file:
												with open(_UpperCAmelCase		,	"""wb"""      ) as extracted_file:
																shutil.copyfileobj(_UpperCAmelCase		,	_UpperCAmelCase      )






class        __snake_case  (_a		):
				lowerCAmelCase__				=     [b"Rar!\x1a\x07\x00", b"Rar!\x1a\x07\x01\x00"]  # RAR_ID  # RAR5_ID



				@staticmethod
				def       SCREAMING_SNAKE_CASE       (      _UpperCAmelCase      :		Union[Path, str]		,	_UpperCAmelCase      :		Union[Path, str]      )  ->    None:





								'''simple docstring'''




								if not config.RARFILE_AVAILABLE:
												raise ImportError("""Please pip install rarfile"""      )
								import rarfile

								os.makedirs(_UpperCAmelCase		,	exist_ok=_UpperCAmelCase      )
								_lowerCAmelCase    :    str										=      rarfile.RarFile(_UpperCAmelCase      )
								rf.extractall(_UpperCAmelCase      )
								rf.close()






class        __snake_case  (_a		):
				lowerCAmelCase__				=     [b"\x28\xb5\x2F\xFD"]



				@staticmethod
				def       SCREAMING_SNAKE_CASE       (      _UpperCAmelCase      :		Union[Path, str]		,	_UpperCAmelCase      :		Union[Path, str]      )  ->    None:





								'''simple docstring'''




								if not config.ZSTANDARD_AVAILABLE:
												raise ImportError("""Please pip install zstandard"""      )
								import zstandard as zstd

								_lowerCAmelCase    :    Any										=      zstd.ZstdDecompressor()
								with open(_UpperCAmelCase		,	"""rb"""      ) as ifh, open(_UpperCAmelCase		,	"""wb"""      ) as ofh:
												dctx.copy_stream(_UpperCAmelCase		,	_UpperCAmelCase      )






class        __snake_case  (_a		):
				lowerCAmelCase__				=     [b"\x42\x5A\x68"]



				@staticmethod
				def       SCREAMING_SNAKE_CASE       (      _UpperCAmelCase      :		Union[Path, str]		,	_UpperCAmelCase      :		Union[Path, str]      )  ->    None:





								'''simple docstring'''




								with bza.open(_UpperCAmelCase		,	"""rb"""      ) as compressed_file:
												with open(_UpperCAmelCase		,	"""wb"""      ) as extracted_file:
																shutil.copyfileobj(_UpperCAmelCase		,	_UpperCAmelCase      )






class        __snake_case  (_a		):
				lowerCAmelCase__				=     [b"\x37\x7A\xBC\xAF\x27\x1C"]



				@staticmethod
				def       SCREAMING_SNAKE_CASE       (      _UpperCAmelCase      :		Union[Path, str]		,	_UpperCAmelCase      :		Union[Path, str]      )  ->    None:





								'''simple docstring'''




								if not config.PY7ZR_AVAILABLE:
												raise ImportError("""Please pip install py7zr"""      )
								import pyazr

								os.makedirs(_UpperCAmelCase		,	exist_ok=_UpperCAmelCase      )
								with pyazr.SevenZipFile(_UpperCAmelCase		,	"""r"""      ) as archive:
												archive.extractall(_UpperCAmelCase      )






class        __snake_case  (_a		):
				lowerCAmelCase__				=     [b"\x04\x22\x4D\x18"]



				@staticmethod
				def       SCREAMING_SNAKE_CASE       (      _UpperCAmelCase      :		Union[Path, str]		,	_UpperCAmelCase      :		Union[Path, str]      )  ->    None:





								'''simple docstring'''




								if not config.LZ4_AVAILABLE:
												raise ImportError("""Please pip install lz4"""      )
								import lza.frame

								with lza.frame.open(_UpperCAmelCase		,	"""rb"""      ) as compressed_file:
												with open(_UpperCAmelCase		,	"""wb"""      ) as extracted_file:
																shutil.copyfileobj(_UpperCAmelCase		,	_UpperCAmelCase      )






class        __snake_case  :
				#  Put zip file to the last, b/c it is possible wrongly detected as zip (I guess it means: as tar or gzip)
				lowerCAmelCase__				=     {
				    "tar": TarExtractor,
				    "gzip": GzipExtractor,
				    "zip": ZipExtractor,
				    "xz": XzExtractor,
				    "rar": RarExtractor,
				    "zstd": ZstdExtractor,
				    "bz2": BzipaExtractor,
				    "7z": SevenZipExtractor,  # <Added version="2.4.0"/>
				    "lz4": LzaExtractor,  # <Added version="2.4.0"/>
				}



				@classmethod
				def       SCREAMING_SNAKE_CASE       (      cls      :		str      )  ->    Optional[int]:





								'''simple docstring'''




								return max(
								    len(_UpperCAmelCase      )
								    for extractor in cls.extractors.values()
								    if issubclass(_UpperCAmelCase		,	_UpperCAmelCase      )
								    for extractor_magic_number in extractor.magic_numbers      )



				@staticmethod
				def       SCREAMING_SNAKE_CASE       (      _UpperCAmelCase      :		Union[Path, str]		,	_UpperCAmelCase      :		int      )  ->    Any:





								'''simple docstring'''




								try:
												return MagicNumberBaseExtractor.read_magic_number(_UpperCAmelCase		,	magic_number_length=_UpperCAmelCase      )
								except OSError:
												return b""



				@classmethod
				def       SCREAMING_SNAKE_CASE       (      cls      :		int		,	_UpperCAmelCase      :		Union[Path, str]		,	_UpperCAmelCase      :		bool = False      )  ->    bool:





								'''simple docstring'''




								warnings.warn(
								    """Method 'is_extractable' was deprecated in version 2.4.0 and will be removed in 3.0.0. """
								    """Use 'infer_extractor_format' instead."""		,	category=_UpperCAmelCase		,	)
								_lowerCAmelCase    :    str										=      cls.infer_extractor_format(_UpperCAmelCase      )
								if extractor_format:
												return True if not return_extractor else (True, cls.extractors[extractor_format])
								return False if not return_extractor else (False, None)



				@classmethod
				def       SCREAMING_SNAKE_CASE       (      cls      :		Optional[Any]		,	_UpperCAmelCase      :		Union[Path, str]      )  ->    str:  # <Added version="2.4.0"/>





								'''simple docstring'''




								_lowerCAmelCase    :    str										=      cls._get_magic_number_max_length()
								_lowerCAmelCase    :    Dict										=      cls._read_magic_number(_UpperCAmelCase		,	_UpperCAmelCase      )
								for extractor_format, extractor in cls.extractors.items():
												if extractor.is_extractable(_UpperCAmelCase		,	magic_number=_UpperCAmelCase      ):
																return extractor_format



				@classmethod
				def       SCREAMING_SNAKE_CASE       (      cls      :		Optional[Any]		,	_UpperCAmelCase      :		Union[Path, str]		,	_UpperCAmelCase      :		Union[Path, str]		,	_UpperCAmelCase      :		Optional[str] = None		,	_UpperCAmelCase      :		Optional[BaseExtractor] = "deprecated"		,	)  ->    None:





								'''simple docstring'''




								os.makedirs(os.path.dirname(_UpperCAmelCase      )		,	exist_ok=_UpperCAmelCase      )
								# Prevent parallel extractions
								_lowerCAmelCase    :    Tuple										=      str(Path(_UpperCAmelCase      ).with_suffix(""".lock"""      )      )
								with FileLock(_UpperCAmelCase      ):
												shutil.rmtree(_UpperCAmelCase		,	ignore_errors=_UpperCAmelCase      )
												if extractor_format or extractor != "deprecated":
																if extractor != "deprecated" or not isinstance(_UpperCAmelCase		,	_UpperCAmelCase      ):  # passed as positional arg
																				warnings.warn(
																				    """Parameter 'extractor' was deprecated in version 2.4.0 and will be removed in 3.0.0. """
																				    """Use 'extractor_format' instead."""		,	category=_UpperCAmelCase		,	)
																				_lowerCAmelCase    :    List[str]										=      extractor if extractor != """deprecated""" else extractor_format
																else:
																				_lowerCAmelCase    :    List[Any]										=      cls.extractors[extractor_format]
																return extractor.extract(_UpperCAmelCase		,	_UpperCAmelCase      )
												else:
																warnings.warn(
																    """Parameter 'extractor_format' was made required in version 2.4.0 and not passing it will raise an """
																    """exception in 3.0.0."""		,	category=_UpperCAmelCase		,	)
																for extractor in cls.extractors.values():
																				if extractor.is_extractable(_UpperCAmelCase      ):
																								return extractor.extract(_UpperCAmelCase		,	_UpperCAmelCase      )

