


"""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_       							=    get_logger(__name__)
class snake_case      :







		def __init__(					self      :       Dict    ,   a__      :       Optional[str] = None		)       ->						List[Any]:





						'''simple docstring'''







						_A					  =			(
						    os.path.join(__A    ,   config.EXTRACTED_DATASETS_DIR		) if cache_dir else config.EXTRACTED_DATASETS_PATH
						)
						_A					  =			Extractor







		def  a_ (					self      :       Union[str, Any]    ,   a__      :       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"
						_A					  =			os.path.abspath(__A		)
						return os.path.join(self.extract_dir    ,   hash_url_to_filename(__A		)		)







		def  a_ (					self      :       str    ,   a__      :       str    ,   a__      :       bool		)       ->						bool:





						'''simple docstring'''







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







		def  a_ (					self      :       List[str]    ,   a__      :       str    ,   a__      :       bool = False		)       ->						str:





						'''simple docstring'''







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





class snake_case      (  _UpperCamelCase):







		@classmethod
		@abstractmethod
		def  a_ (					cls      :       str    ,   a__      :       Union[Path, str]    ,   **a__      :       Any		)       ->						bool:





						'''simple docstring'''







						...







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





						'''simple docstring'''







						...





class snake_case      (  _UpperCamelCase     ,				_UpperCamelCase):
		__UpperCamelCase           =			[]







		@staticmethod
		def  a_ (					a__      :       Union[Path, str]    ,   a__      :       int		)       ->						List[Any]:





						'''simple docstring'''







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







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





						'''simple docstring'''







						if not magic_number:
										_A					  =			max(len(__A		) for cls_magic_number in cls.magic_numbers		)
										try:
														_A					  =			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 snake_case      (  _UpperCamelCase):







		@classmethod
		def  a_ (					cls      :       Union[str, Any]    ,   a__      :       Union[Path, str]    ,   **a__      :       str		)       ->						bool:





						'''simple docstring'''







						return tarfile.is_tarfile(__A		)







		@staticmethod
		def  a_ (					a__      :       Optional[Any]    ,   a__      :       Any		)       ->						str:





						'''simple docstring'''







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

						_A					  =			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  a_ (					a__      :       Union[Path, str]    ,   a__      :       Union[Path, str]		)       ->						None:





						'''simple docstring'''







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





class snake_case      (  _UpperCamelCase):
		__UpperCamelCase           =			[b'\x1F\x8B']







		@staticmethod
		def  a_ (					a__      :       Union[Path, str]    ,   a__      :       Union[Path, str]		)       ->						None:





						'''simple docstring'''







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





class snake_case      (  _UpperCamelCase):
		__UpperCamelCase           =			[
		    b'PK\x03\x04',
		    b'PK\x05\x06',  # empty archive
		    b'PK\x07\x08',  # spanned archive
		]







		@classmethod
		def  a_ (					cls      :       List[str]    ,   a__      :       Union[Path, str]    ,   a__      :       bytes = b""		)       ->						bool:





						'''simple docstring'''







						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:
														_A					  =			_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:
																										_A					  =			fp.read(__A		)  # CD is where we expect it to be
																										if len(__A		) == sizeCentralDir:
																														_A					  =			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  a_ (					a__      :       Union[Path, str]    ,   a__      :       Union[Path, str]		)       ->						None:





						'''simple docstring'''







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





class snake_case      (  _UpperCamelCase):
		__UpperCamelCase           =			[b'\xFD\x37\x7A\x58\x5A\x00']







		@staticmethod
		def  a_ (					a__      :       Union[Path, str]    ,   a__      :       Union[Path, str]		)       ->						None:





						'''simple docstring'''







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





class snake_case      (  _UpperCamelCase):
		__UpperCamelCase           =			[b'Rar!\x1a\x07\x00', b'Rar!\x1a\x07\x01\x00']  # RAR_ID  # RAR5_ID







		@staticmethod
		def  a_ (					a__      :       Union[Path, str]    ,   a__      :       Union[Path, str]		)       ->						None:





						'''simple docstring'''







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

						os.makedirs(__A    ,   exist_ok=__A		)
						_A					  =			rarfile.RarFile(__A		)
						rf.extractall(__A		)
						rf.close()





class snake_case      (  _UpperCamelCase):
		__UpperCamelCase           =			[b'\x28\xb5\x2F\xFD']







		@staticmethod
		def  a_ (					a__      :       Union[Path, str]    ,   a__      :       Union[Path, str]		)       ->						None:





						'''simple docstring'''







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

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





class snake_case      (  _UpperCamelCase):
		__UpperCamelCase           =			[b'\x42\x5A\x68']







		@staticmethod
		def  a_ (					a__      :       Union[Path, str]    ,   a__      :       Union[Path, str]		)       ->						None:





						'''simple docstring'''







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





class snake_case      (  _UpperCamelCase):
		__UpperCamelCase           =			[b'\x37\x7A\xBC\xAF\x27\x1C']







		@staticmethod
		def  a_ (					a__      :       Union[Path, str]    ,   a__      :       Union[Path, str]		)       ->						None:





						'''simple docstring'''







						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 snake_case      (  _UpperCamelCase):
		__UpperCamelCase           =			[b'\x04\x22\x4D\x18']







		@staticmethod
		def  a_ (					a__      :       Union[Path, str]    ,   a__      :       Union[Path, str]		)       ->						None:





						'''simple docstring'''







						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 snake_case      :
		__UpperCamelCase           =			{
		    '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  a_ (					cls      :       Any		)       ->						List[Any]:





						'''simple docstring'''







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







		@staticmethod
		def  a_ (					a__      :       Union[Path, str]    ,   a__      :       int		)       ->						Tuple:





						'''simple docstring'''







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







		@classmethod
		def  a_ (					cls      :       int    ,   a__      :       Union[Path, str]    ,   a__      :       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=__A    ,   )
						_A					  =			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  a_ (					cls      :       Any    ,   a__      :       Union[Path, str]		)       ->						str:  # <Added version="2.4.0"/>





						'''simple docstring'''







						_A					  =			cls._get_magic_number_max_length()
						_A					  =			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  a_ (					cls      :       Any    ,   a__      :       Union[Path, str]    ,   a__      :       Union[Path, str]    ,   a__      :       Optional[str] = None    ,   a__      :       Optional[BaseExtractor] = "deprecated"    ,   )       ->						None:





						'''simple docstring'''







						os.makedirs(os.path.dirname(__A		)    ,   exist_ok=__A		)
						# Prevent parallel extractions
						_A					  =			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    ,   )
																		_A					  =			extractor if extractor != "deprecated" else extractor_format
														else:
																		_A					  =			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      a__ (				__lowercase     ,			__lowercase   )	->	np.ndarray:
				return np.where(vector > 0     ,			__lowercase     ,			(alpha * (np.exp(__lowercase   ) - 1))   )


if __name__ == "__main__":
		import doctest

		doctest.testmod()