"""simple docstring"""







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  :  Tuple=				get_logger(__name__)

class 	UpperCamelCase    :



				def __init__(self       :   Optional[int]			,						_A       :   Optional[str] = None)					->			Any:
					__snake_case    :							Optional[int]   	=				(
					    os.path.join(_A			,						config.EXTRACTED_DATASETS_DIR) if cache_dir else config.EXTRACTED_DATASETS_PATH
					)
					__snake_case    :							Optional[int]   	=				Extractor



				def       _lowercase  (self       :   Optional[Any]			,						_A       :   str)					->			str:
					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"
					__snake_case    :							str   	=				os.path.abspath(_A)
					return os.path.join(self.extract_dir			,						hash_url_to_filename(_A))



				def       _lowercase  (self       :   List[str]			,						_A       :   str			,						_A       :   bool)					->			bool:
					return force_extract or (
					    not os.path.isfile(_A) and not (os.path.isdir(_A) and os.listdir(_A))
					)






				def       _lowercase  (self       :   Optional[Any]			,						_A       :   str			,						_A       :   bool = False)					->			str:
					__snake_case    :							int   	=				self.extractor.infer_extractor_format(_A)
					if not extractor_format:
						return input_path
					__snake_case    :							List[str]   	=				self._get_output_path(_A)
					if self._do_extract(_A			,						_A):
						self.extractor.extract(_A			,						_A			,						_A)
					return output_path







class 	UpperCamelCase    (					lowercase		):



				@classmethod
				@abstractmethod
				def       _lowercase  (cls       :   int			,						_A       :   Union[Path, str]			,						**_A       :   List[Any])					->			bool:
					...






				@staticmethod
				@abstractmethod
				def       _lowercase  (_A       :   Union[Path, str]			,						_A       :   Union[Path, str])					->			None:
					...







class 	UpperCamelCase    (					lowercase   ,			lowercase		):
				UpperCAmelCase       :   List[bytes]					=	[]



				@staticmethod
				def       _lowercase  (_A       :   Union[Path, str]			,						_A       :   int)					->			Optional[int]:
					with open(_A			,						'rb') as f:
						return f.read(_A)






				@classmethod
				def       _lowercase  (cls       :   Dict			,						_A       :   Union[Path, str]			,						_A       :   bytes = b"")					->			bool:
					if not magic_number:
						__snake_case    :							List[str]   	=				max(len(_A) for cls_magic_number in cls.magic_numbers)
						try:
							__snake_case    :							Dict   	=				cls.read_magic_number(_A			,						_A)
						except OSError:
							return False
					return any(magic_number.startswith(_A) for cls_magic_number in cls.magic_numbers)







class 	UpperCamelCase    (					lowercase		):



				@classmethod
				def       _lowercase  (cls       :   Optional[int]			,						_A       :   Union[Path, str]			,						**_A       :   str)					->			bool:
					return tarfile.is_tarfile(_A)



				@staticmethod
				def       _lowercase  (_A       :   str			,						_A       :   Optional[int])					->			List[str]:

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

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

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

					__snake_case    :							Tuple   	=				resolved(_A)

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






				@staticmethod
				def       _lowercase  (_A       :   Union[Path, str]			,						_A       :   Union[Path, str])					->			None:
					os.makedirs(_A			,						exist_ok=_A)
					__snake_case    :							str   	=				tarfile.open(_A)
					tar_file.extractall(_A			,						members=TarExtractor.safemembers(_A			,						_A))
					tar_file.close()







class 	UpperCamelCase    (					lowercase		):
				UpperCAmelCase       :   Union[str, Any]					=	[B"""\x1F\x8B"""]



				@staticmethod
				def       _lowercase  (_A       :   Union[Path, str]			,						_A       :   Union[Path, str])					->			None:
					with gzip.open(_A			,						'rb') as gzip_file:
						with open(_A			,						'wb') as extracted_file:
							shutil.copyfileobj(_A			,						_A)







class 	UpperCamelCase    (					lowercase		):
				UpperCAmelCase       :   List[Any]					=	[
				    B"""PK\x03\x04""",
				    B"""PK\x05\x06""",  # empty archive
				    B"""PK\x07\x08""",  # spanned archive
				]



				@classmethod
				def       _lowercase  (cls       :   Any			,						_A       :   Union[Path, str]			,						_A       :   bytes = b"")					->			bool:
					if super().is_extractable(_A			,						magic_number=_A):
						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(_A			,						'rb') as fp:
							__snake_case    :							Dict   	=				_EndRecData(_A)
							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:
										__snake_case    :							Tuple   	=				fp.read(_A)  # CD is where we expect it to be
										if len(_A) == sizeCentralDir:
											__snake_case    :							int   	=				struct.unpack(_A			,						_A)  # 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       _lowercase  (_A       :   Union[Path, str]			,						_A       :   Union[Path, str])					->			None:
					os.makedirs(_A			,						exist_ok=_A)
					with zipfile.ZipFile(_A			,						'r') as zip_file:
						zip_file.extractall(_A)
						zip_file.close()







class 	UpperCamelCase    (					lowercase		):
				UpperCAmelCase       :   Optional[int]					=	[B"""\xFD\x37\x7A\x58\x5A\x00"""]



				@staticmethod
				def       _lowercase  (_A       :   Union[Path, str]			,						_A       :   Union[Path, str])					->			None:
					with lzma.open(_A) as compressed_file:
						with open(_A			,						'wb') as extracted_file:
							shutil.copyfileobj(_A			,						_A)







class 	UpperCamelCase    (					lowercase		):
				UpperCAmelCase       :   Any					=	[B"""Rar!\x1a\x07\x00""", B"""Rar!\x1a\x07\x01\x00"""]  # RAR_ID  # RAR5_ID



				@staticmethod
				def       _lowercase  (_A       :   Union[Path, str]			,						_A       :   Union[Path, str])					->			None:
					if not config.RARFILE_AVAILABLE:
						raise ImportError('Please pip install rarfile')
					import rarfile

					os.makedirs(_A			,						exist_ok=_A)
					__snake_case    :							Optional[int]   	=				rarfile.RarFile(_A)
					rf.extractall(_A)
					rf.close()







class 	UpperCamelCase    (					lowercase		):
				UpperCAmelCase       :   Any					=	[B"""\x28\xb5\x2F\xFD"""]



				@staticmethod
				def       _lowercase  (_A       :   Union[Path, str]			,						_A       :   Union[Path, str])					->			None:
					if not config.ZSTANDARD_AVAILABLE:
						raise ImportError('Please pip install zstandard')
					import zstandard as zstd

					__snake_case    :							Union[str, Any]   	=				zstd.ZstdDecompressor()
					with open(_A			,						'rb') as ifh, open(_A			,						'wb') as ofh:
						dctx.copy_stream(_A			,						_A)







class 	UpperCamelCase    (					lowercase		):
				UpperCAmelCase       :   Union[str, Any]					=	[B"""\x42\x5A\x68"""]



				@staticmethod
				def       _lowercase  (_A       :   Union[Path, str]			,						_A       :   Union[Path, str])					->			None:
					with bza.open(_A			,						'rb') as compressed_file:
						with open(_A			,						'wb') as extracted_file:
							shutil.copyfileobj(_A			,						_A)







class 	UpperCamelCase    (					lowercase		):
				UpperCAmelCase       :   str					=	[B"""\x37\x7A\xBC\xAF\x27\x1C"""]



				@staticmethod
				def       _lowercase  (_A       :   Union[Path, str]			,						_A       :   Union[Path, str])					->			None:
					if not config.PY7ZR_AVAILABLE:
						raise ImportError('Please pip install py7zr')
					import pyazr

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







class 	UpperCamelCase    (					lowercase		):
				UpperCAmelCase       :   Optional[int]					=	[B"""\x04\x22\x4D\x18"""]



				@staticmethod
				def       _lowercase  (_A       :   Union[Path, str]			,						_A       :   Union[Path, str])					->			None:
					if not config.LZ4_AVAILABLE:
						raise ImportError('Please pip install lz4')
					import lza.frame

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







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)
				UpperCAmelCase       :   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       _lowercase  (cls       :   Tuple)					->			Any:
					return max(
					    len(_A)
					    for extractor in cls.extractors.values()
					    if issubclass(_A			,						_A)
					    for extractor_magic_number in extractor.magic_numbers)



				@staticmethod
				def       _lowercase  (_A       :   Union[Path, str]			,						_A       :   int)					->			Tuple:
					try:
						return MagicNumberBaseExtractor.read_magic_number(_A			,						magic_number_length=_A)
					except OSError:
						return b""



				@classmethod
				def       _lowercase  (cls       :   Optional[int]			,						_A       :   Union[Path, str]			,						_A       :   bool = False)					->			bool:
					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=_A			,						)
					__snake_case    :							Tuple   	=				cls.infer_extractor_format(_A)
					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       _lowercase  (cls       :   Union[str, Any]			,						_A       :   Union[Path, str])					->			str:  # <Added version="2.4.0"/>
					__snake_case    :							int   	=				cls._get_magic_number_max_length()
					__snake_case    :							int   	=				cls._read_magic_number(_A			,						_A)
					for extractor_format, extractor in cls.extractors.items():
						if extractor.is_extractable(_A			,						magic_number=_A):
							return extractor_format






				@classmethod
				def       _lowercase  (cls       :   Optional[Any]			,						_A       :   Union[Path, str]			,						_A       :   Union[Path, str]			,						_A       :   Optional[str] = None			,						_A       :   Optional[BaseExtractor] = "deprecated"			,						)					->			None:
					os.makedirs(os.path.dirname(_A)			,						exist_ok=_A)
					# Prevent parallel extractions
					__snake_case    :							Any   	=				str(Path(_A).with_suffix('.lock'))
					with FileLock(_A):
						shutil.rmtree(_A			,						ignore_errors=_A)
						if extractor_format or extractor != "deprecated":
							if extractor != "deprecated" or not isinstance(_A			,						_A):  # 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=_A			,						)
								__snake_case    :							List[Any]   	=				extractor if extractor != 'deprecated' else extractor_format
							else:
								__snake_case    :							Optional[Any]   	=				cls.extractors[extractor_format]
							return extractor.extract(_A			,						_A)
						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=_A			,						)
							for extractor in cls.extractors.values():
								if extractor.is_extractable(_A):
									return extractor.extract(_A			,						_A)
"""simple docstring"""







import numpy as np
def 						__UpperCAmelCase       (					UpperCAmelCase_					:       np.array						)							->    np.array:

	'''simple docstring'''





	return 1 / (1 + np.exp(-vector						))


if __name__ == "__main__":
	import doctest

	doctest.testmod()





