


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


a					  =     get_logger(__name__)







class        UpperCamelCase__   :

					def __init__(     self       :   Union[str, Any]							,					UpperCamelCase__       :   Optional[str] = None       ):






										'''simple docstring'''






										lowercase_  							=			(
										    os.path.join(UpperCamelCase__							,					config.EXTRACTED_DATASETS_DIR       ) if cache_dir else config.EXTRACTED_DATASETS_PATH
										)
										lowercase_  							=			Extractor

					def   UpperCAmelCase__       (     self       :   List[Any]							,					UpperCamelCase__       :   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"
										lowercase_  							=			os.path.abspath(UpperCamelCase__       )
										return os.path.join(self.extract_dir							,					hash_url_to_filename(UpperCamelCase__       )       )

					def   UpperCAmelCase__       (     self       :   Optional[Any]							,					UpperCamelCase__       :   str							,					UpperCamelCase__       :   bool       ):






										'''simple docstring'''






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







					def   UpperCAmelCase__       (     self       :   Tuple							,					UpperCamelCase__       :   str							,					UpperCamelCase__       :   bool = False       ):






										'''simple docstring'''






										lowercase_  							=			self.extractor.infer_extractor_format(UpperCamelCase__       )
										if not extractor_format:
															return input_path
										lowercase_  							=			self._get_output_path(UpperCamelCase__       )
										if self._do_extract(UpperCamelCase__							,					UpperCamelCase__       ):
															self.extractor.extract(UpperCamelCase__							,					UpperCamelCase__							,					UpperCamelCase__       )
										return output_path







class        UpperCamelCase__   (	__magic_name__   ):

					@classmethod
					@abstractmethod
					def   UpperCAmelCase__       (     cls       :   Optional[Any]							,					UpperCamelCase__       :   Union[Path, str]							,					**UpperCamelCase__       :   int       ):






										'''simple docstring'''






										...







					@staticmethod
					@abstractmethod
					def   UpperCAmelCase__       (     UpperCamelCase__       :   Union[Path, str]							,					UpperCamelCase__       :   Union[Path, str]       ):






										'''simple docstring'''






										...







class        UpperCamelCase__   (	__magic_name__							,				__magic_name__   ):
					__SCREAMING_SNAKE_CASE       :  List[bytes]						=   []

					@staticmethod
					def   UpperCAmelCase__       (     UpperCamelCase__       :   Union[Path, str]							,					UpperCamelCase__       :   int       ):






										'''simple docstring'''






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







					@classmethod
					def   UpperCAmelCase__       (     cls       :   List[Any]							,					UpperCamelCase__       :   Union[Path, str]							,					UpperCamelCase__       :   bytes = b""       ):






										'''simple docstring'''






										if not magic_number:
															lowercase_  							=			max(len(UpperCamelCase__       ) for cls_magic_number in cls.magic_numbers       )
															try:
																				lowercase_  							=			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        UpperCamelCase__   (	__magic_name__   ):

					@classmethod
					def   UpperCAmelCase__       (     cls       :   int							,					UpperCamelCase__       :   Union[Path, str]							,					**UpperCamelCase__       :   int       ):






										'''simple docstring'''






										return tarfile.is_tarfile(UpperCamelCase__       )

					@staticmethod
					def   UpperCAmelCase__       (     UpperCamelCase__       :   Union[str, Any]							,					UpperCamelCase__       :   str       ):






										'''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__       :   List[str]							,					UpperCamelCase__       :   str       ) -> bool:
															# Links are interpreted relative to the directory containing the link
															lowercase_  							=			resolved(os.path.join(UpperCamelCase__							,					os.path.dirname(info.name       )       )       )
															return badpath(info.linkname							,					base=UpperCamelCase__       )

										lowercase_  							=			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   UpperCAmelCase__       (     UpperCamelCase__       :   Union[Path, str]							,					UpperCamelCase__       :   Union[Path, str]       ):






										'''simple docstring'''






										os.makedirs(UpperCamelCase__							,					exist_ok=UpperCamelCase__       )
										lowercase_  							=			tarfile.open(UpperCamelCase__       )
										tar_file.extractall(UpperCamelCase__							,					members=TarExtractor.safemembers(UpperCamelCase__							,					UpperCamelCase__       )       )
										tar_file.close()







class        UpperCamelCase__   (	__magic_name__   ):
					__SCREAMING_SNAKE_CASE       :  Any						=   [B'\x1F\x8B']

					@staticmethod
					def   UpperCAmelCase__       (     UpperCamelCase__       :   Union[Path, str]							,					UpperCamelCase__       :   Union[Path, str]       ):






										'''simple docstring'''






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







class        UpperCamelCase__   (	__magic_name__   ):
					__SCREAMING_SNAKE_CASE       :  Optional[Any]						=   [
					    B'PK\x03\x04',
					    B'PK\x05\x06',  # empty archive
					    B'PK\x07\x08',  # spanned archive
					]

					@classmethod
					def   UpperCAmelCase__       (     cls       :   int							,					UpperCamelCase__       :   Union[Path, str]							,					UpperCamelCase__       :   bytes = b""       ):






										'''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:
																				lowercase_  							=			_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:
																																			lowercase_  							=			fp.read(UpperCamelCase__       )  # CD is where we expect it to be
																																			if len(UpperCamelCase__       ) == sizeCentralDir:
																																								lowercase_  							=			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   UpperCAmelCase__       (     UpperCamelCase__       :   Union[Path, str]							,					UpperCamelCase__       :   Union[Path, str]       ):






										'''simple docstring'''






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







class        UpperCamelCase__   (	__magic_name__   ):
					__SCREAMING_SNAKE_CASE       :  Optional[Any]						=   [B'\xFD\x37\x7A\x58\x5A\x00']

					@staticmethod
					def   UpperCAmelCase__       (     UpperCamelCase__       :   Union[Path, str]							,					UpperCamelCase__       :   Union[Path, str]       ):






										'''simple docstring'''






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







class        UpperCamelCase__   (	__magic_name__   ):
					__SCREAMING_SNAKE_CASE       :  Optional[Any]						=   [B'Rar!\x1a\x07\x00', B'Rar!\x1a\x07\x01\x00']  # RAR_ID  # RAR5_ID

					@staticmethod
					def   UpperCAmelCase__       (     UpperCamelCase__       :   Union[Path, str]							,					UpperCamelCase__       :   Union[Path, str]       ):






										'''simple docstring'''






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

										os.makedirs(UpperCamelCase__							,					exist_ok=UpperCamelCase__       )
										lowercase_  							=			rarfile.RarFile(UpperCamelCase__       )
										rf.extractall(UpperCamelCase__       )
										rf.close()







class        UpperCamelCase__   (	__magic_name__   ):
					__SCREAMING_SNAKE_CASE       :  List[str]						=   [B'\x28\xb5\x2F\xFD']

					@staticmethod
					def   UpperCAmelCase__       (     UpperCamelCase__       :   Union[Path, str]							,					UpperCamelCase__       :   Union[Path, str]       ):






										'''simple docstring'''






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

										lowercase_  							=			zstd.ZstdDecompressor()
										with open(UpperCamelCase__							,					"""rb"""       ) as ifh, open(UpperCamelCase__							,					"""wb"""       ) as ofh:
															dctx.copy_stream(UpperCamelCase__							,					UpperCamelCase__       )







class        UpperCamelCase__   (	__magic_name__   ):
					__SCREAMING_SNAKE_CASE       :  List[str]						=   [B'\x42\x5A\x68']

					@staticmethod
					def   UpperCAmelCase__       (     UpperCamelCase__       :   Union[Path, str]							,					UpperCamelCase__       :   Union[Path, str]       ):






										'''simple docstring'''






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







class        UpperCamelCase__   (	__magic_name__   ):
					__SCREAMING_SNAKE_CASE       :  int						=   [B'\x37\x7A\xBC\xAF\x27\x1C']

					@staticmethod
					def   UpperCAmelCase__       (     UpperCamelCase__       :   Union[Path, str]							,					UpperCamelCase__       :   Union[Path, str]       ):






										'''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        UpperCamelCase__   (	__magic_name__   ):
					__SCREAMING_SNAKE_CASE       :  Any						=   [B'\x04\x22\x4D\x18']

					@staticmethod
					def   UpperCAmelCase__       (     UpperCamelCase__       :   Union[Path, str]							,					UpperCamelCase__       :   Union[Path, str]       ):






										'''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        UpperCamelCase__   :
					#  Put zip file to the last, b/c it is possible wrongly detected as zip (I guess it means: as tar or gzip)
					__SCREAMING_SNAKE_CASE       :  Dict[str, Type[BaseExtractor]]						=   {
					    "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   UpperCAmelCase__       (     cls       :   Tuple       ):






										'''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   UpperCAmelCase__       (     UpperCamelCase__       :   Union[Path, str]							,					UpperCamelCase__       :   int       ):






										'''simple docstring'''






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

					@classmethod
					def   UpperCAmelCase__       (     cls       :   str							,					UpperCamelCase__       :   Union[Path, str]							,					UpperCamelCase__       :   bool = False       ):






										'''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__							,					)
										lowercase_  							=			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   UpperCAmelCase__       (     cls       :   int							,					UpperCamelCase__       :   Union[Path, str]       ):  # <Added version="2.4.0"/>






										'''simple docstring'''






										lowercase_  							=			cls._get_magic_number_max_length()
										lowercase_  							=			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   UpperCAmelCase__       (     cls       :   int							,					UpperCamelCase__       :   Union[Path, str]							,					UpperCamelCase__       :   Union[Path, str]							,					UpperCamelCase__       :   Optional[str] = None							,					UpperCamelCase__       :   Optional[BaseExtractor] = "deprecated"							,					):






										'''simple docstring'''






										os.makedirs(os.path.dirname(UpperCamelCase__       )							,					exist_ok=UpperCamelCase__       )
										# Prevent parallel extractions
										lowercase_  							=			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__							,					)
																									lowercase_  							=			extractor if extractor != """deprecated""" else extractor_format
																				else:
																									lowercase_  							=			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__       )






from __future__ import annotations

import sys
from collections import deque
from typing import Generic, TypeVar

a					  =     TypeVar('T')







class        UpperCamelCase__   (	Generic[T]   ):
					__SCREAMING_SNAKE_CASE       :  deque[T]  # Cache store of keys
					__SCREAMING_SNAKE_CASE       :  set[T]  # References of the keys in cache
					__SCREAMING_SNAKE_CASE       :  int						=   10  # Maximum capacity of cache

					def __init__(     self       :   str							,					UpperCamelCase__       :   int       ):






										'''simple docstring'''






										lowercase_  							=			deque()
										lowercase_  							=			set()
										if not n:
															lowercase_  							=			sys.maxsize
										elif n < 0:
															raise ValueError("""n should be an integer greater than 0."""       )
										else:
															lowercase_  							=			n

					def   UpperCAmelCase__       (     self       :   Optional[int]							,					UpperCamelCase__       :   T       ):






										'''simple docstring'''






										if x not in self.key_reference:
															if len(self.dq_store       ) == LRUCache._MAX_CAPACITY:
																				lowercase_  							=			self.dq_store.pop()
																				self.key_reference.remove(UpperCamelCase__       )
										else:
															self.dq_store.remove(UpperCamelCase__       )

										self.dq_store.appendleft(UpperCamelCase__       )
										self.key_reference.add(UpperCamelCase__       )

					def   UpperCAmelCase__       (     self       :   List[Any]       ):






										'''simple docstring'''






										for k in self.dq_store:
															print(UpperCamelCase__       )







					def __repr__(     self       :   Optional[Any]       ):






										'''simple docstring'''






										return F'''LRUCache({self._MAX_CAPACITY}) => {list(self.dq_store       )}'''


if __name__ == "__main__":
							import doctest

							doctest.testmod()

							a					  =     LRUCache(4)
							lru_cache.refer('A')
							lru_cache.refer(2)
							lru_cache.refer(3)
							lru_cache.refer('A')
							lru_cache.refer(4)
							lru_cache.refer(5)
							lru_cache.display()

							print(lru_cache)
							assert str(lru_cache) == "LRUCache(4) => [5, 4, 'A', 3]"


