
def     _a					(						lowerCamelCase							):
 if not isinstance(lowerCamelCase,	lowerCamelCase							):
  raise TypeError("""Input value must be an 'int' type"""							)

 lowerCamelCase		:	int							=      0
 while number:
  position += 1
  number >>= 1

 return position


if __name__ == "__main__":
      import doctest

      doctest.testmod()






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					   =get_logger(__name__)





class 							A__		:
      def __init__(      self    ,  __magic_name__ = None      ):
       lowerCamelCase		:	Dict							=      (
           os.path.join(__magic_name__    ,  config.EXTRACTED_DATASETS_DIR      ) if cache_dir else config.EXTRACTED_DATASETS_PATH
       )
       lowerCamelCase		:	List[str]							=      Extractor
      def 						UpperCamelCase__							(      self    ,  __magic_name__      ):
       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		:	int							=      os.path.abspath(__magic_name__      )
       return os.path.join(self.extract_dir    ,  hash_url_to_filename(__magic_name__      )      )
      def 						UpperCamelCase__							(      self    ,  __magic_name__    ,  __magic_name__      ):
       return force_extract or (
           not os.path.isfile(__magic_name__      ) and not (os.path.isdir(__magic_name__      ) and os.listdir(__magic_name__      ))
       )






      def 						UpperCamelCase__							(      self    ,  __magic_name__    ,  __magic_name__ = False      ):
       lowerCamelCase		:	Union[str, Any]							=      self.extractor.infer_extractor_format(__magic_name__      )
       if not extractor_format:
        return input_path
       lowerCamelCase		:	int							=      self._get_output_path(__magic_name__      )
       if self._do_extract(__magic_name__    ,  __magic_name__      ):
        self.extractor.extract(__magic_name__    ,  __magic_name__    ,  __magic_name__      )
       return output_path





class 							A__		(	__SCREAMING_SNAKE_CASE):
      @classmethod
      @abstractmethod
      def 						UpperCamelCase__							(      cls    ,  __magic_name__    ,  **__magic_name__      ):
       ...






      @staticmethod
      @abstractmethod
      def 						UpperCamelCase__							(      __magic_name__    ,  __magic_name__      ):
       ...





class 							A__		(	__SCREAMING_SNAKE_CASE  ,   __SCREAMING_SNAKE_CASE):
      _UpperCAmelCase				:    List[bytes]           =			[]
      @staticmethod
      def 						UpperCamelCase__							(      __magic_name__    ,  __magic_name__      ):
       with open(__magic_name__    ,  """rb"""      ) as f:
        return f.read(__magic_name__      )






      @classmethod
      def 						UpperCamelCase__							(      cls    ,  __magic_name__    ,  __magic_name__ = b""      ):
       if not magic_number:
        lowerCamelCase		:	Optional[Any]							=      max(len(__magic_name__      ) for cls_magic_number in cls.magic_numbers      )
        try:
         lowerCamelCase		:	Tuple							=      cls.read_magic_number(__magic_name__    ,  __magic_name__      )
        except OSError:
         return False
       return any(magic_number.startswith(__magic_name__      ) for cls_magic_number in cls.magic_numbers      )





class 							A__		(	__SCREAMING_SNAKE_CASE):
      @classmethod
      def 						UpperCamelCase__							(      cls    ,  __magic_name__    ,  **__magic_name__      ):
       return tarfile.is_tarfile(__magic_name__      )
      @staticmethod
      def 						UpperCamelCase__							(      __magic_name__    ,  __magic_name__      ):

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

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

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

       lowerCamelCase		:	Optional[Any]							=      resolved(__magic_name__      )

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






      @staticmethod
      def 						UpperCamelCase__							(      __magic_name__    ,  __magic_name__      ):
       os.makedirs(__magic_name__    ,  exist_ok=__magic_name__      )
       lowerCamelCase		:	Dict							=      tarfile.open(__magic_name__      )
       tar_file.extractall(__magic_name__    ,  members=TarExtractor.safemembers(__magic_name__    ,  __magic_name__      )      )
       tar_file.close()





class 							A__		(	__SCREAMING_SNAKE_CASE):
      _UpperCAmelCase				:    str           =			[B"""\x1F\x8B"""]
      @staticmethod
      def 						UpperCamelCase__							(      __magic_name__    ,  __magic_name__      ):
       with gzip.open(__magic_name__    ,  """rb"""      ) as gzip_file:
        with open(__magic_name__    ,  """wb"""      ) as extracted_file:
         shutil.copyfileobj(__magic_name__    ,  __magic_name__      )





class 							A__		(	__SCREAMING_SNAKE_CASE):
      _UpperCAmelCase				:    Optional[int]           =			[
          B"""PK\x03\x04""",
          B"""PK\x05\x06""",  # empty archive
          B"""PK\x07\x08""",  # spanned archive
      ]
      @classmethod
      def 						UpperCamelCase__							(      cls    ,  __magic_name__    ,  __magic_name__ = b""      ):
       if super().is_extractable(__magic_name__    ,  magic_number=__magic_name__      ):
        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(__magic_name__    ,  """rb"""      ) as fp:
         lowerCamelCase		:	List[str]							=      _EndRecData(__magic_name__      )
         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(__magic_name__      )  # CD is where we expect it to be
            if len(__magic_name__      ) == sizeCentralDir:
             lowerCamelCase		:	str							=      struct.unpack(__magic_name__    ,  __magic_name__      )  # 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__							(      __magic_name__    ,  __magic_name__      ):
       os.makedirs(__magic_name__    ,  exist_ok=__magic_name__      )
       with zipfile.ZipFile(__magic_name__    ,  """r"""      ) as zip_file:
        zip_file.extractall(__magic_name__      )
        zip_file.close()





class 							A__		(	__SCREAMING_SNAKE_CASE):
      _UpperCAmelCase				:    List[str]           =			[B"""\xFD\x37\x7A\x58\x5A\x00"""]
      @staticmethod
      def 						UpperCamelCase__							(      __magic_name__    ,  __magic_name__      ):
       with lzma.open(__magic_name__      ) as compressed_file:
        with open(__magic_name__    ,  """wb"""      ) as extracted_file:
         shutil.copyfileobj(__magic_name__    ,  __magic_name__      )





class 							A__		(	__SCREAMING_SNAKE_CASE):
      _UpperCAmelCase				:    Any           =			[B"""Rar!\x1a\x07\x00""", B"""Rar!\x1a\x07\x01\x00"""]  # RAR_ID  # RAR5_ID
      @staticmethod
      def 						UpperCamelCase__							(      __magic_name__    ,  __magic_name__      ):
       if not config.RARFILE_AVAILABLE:
        raise ImportError("""Please pip install rarfile"""      )
       import rarfile

       os.makedirs(__magic_name__    ,  exist_ok=__magic_name__      )
       lowerCamelCase		:	Union[str, Any]							=      rarfile.RarFile(__magic_name__      )
       rf.extractall(__magic_name__      )
       rf.close()





class 							A__		(	__SCREAMING_SNAKE_CASE):
      _UpperCAmelCase				:    Tuple           =			[B"""\x28\xb5\x2F\xFD"""]
      @staticmethod
      def 						UpperCamelCase__							(      __magic_name__    ,  __magic_name__      ):
       if not config.ZSTANDARD_AVAILABLE:
        raise ImportError("""Please pip install zstandard"""      )
       import zstandard as zstd

       lowerCamelCase		:	int							=      zstd.ZstdDecompressor()
       with open(__magic_name__    ,  """rb"""      ) as ifh, open(__magic_name__    ,  """wb"""      ) as ofh:
        dctx.copy_stream(__magic_name__    ,  __magic_name__      )





class 							A__		(	__SCREAMING_SNAKE_CASE):
      _UpperCAmelCase				:    Any           =			[B"""\x42\x5A\x68"""]
      @staticmethod
      def 						UpperCamelCase__							(      __magic_name__    ,  __magic_name__      ):
       with bza.open(__magic_name__    ,  """rb"""      ) as compressed_file:
        with open(__magic_name__    ,  """wb"""      ) as extracted_file:
         shutil.copyfileobj(__magic_name__    ,  __magic_name__      )





class 							A__		(	__SCREAMING_SNAKE_CASE):
      _UpperCAmelCase				:    List[Any]           =			[B"""\x37\x7A\xBC\xAF\x27\x1C"""]
      @staticmethod
      def 						UpperCamelCase__							(      __magic_name__    ,  __magic_name__      ):
       if not config.PY7ZR_AVAILABLE:
        raise ImportError("""Please pip install py7zr"""      )
       import pyazr

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





class 							A__		(	__SCREAMING_SNAKE_CASE):
      _UpperCAmelCase				:    List[Any]           =			[B"""\x04\x22\x4D\x18"""]
      @staticmethod
      def 						UpperCamelCase__							(      __magic_name__    ,  __magic_name__      ):
       if not config.LZ4_AVAILABLE:
        raise ImportError("""Please pip install lz4"""      )
       import lza.frame

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





class 							A__		:
      #  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 						UpperCamelCase__							(      cls      ):
       return max(
           len(__magic_name__      )
           for extractor in cls.extractors.values()
           if issubclass(__magic_name__    ,  __magic_name__      )
           for extractor_magic_number in extractor.magic_numbers      )
      @staticmethod
      def 						UpperCamelCase__							(      __magic_name__    ,  __magic_name__      ):
       try:
        return MagicNumberBaseExtractor.read_magic_number(__magic_name__    ,  magic_number_length=__magic_name__      )
       except OSError:
        return b""
      @classmethod
      def 						UpperCamelCase__							(      cls    ,  __magic_name__    ,  __magic_name__ = False      ):
       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=__magic_name__    ,  )
       lowerCamelCase		:	int							=      cls.infer_extractor_format(__magic_name__      )
       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    ,  __magic_name__      ):  # <Added version="2.4.0"/>
       lowerCamelCase		:	Dict							=      cls._get_magic_number_max_length()
       lowerCamelCase		:	Optional[Any]							=      cls._read_magic_number(__magic_name__    ,  __magic_name__      )
       for extractor_format, extractor in cls.extractors.items():
        if extractor.is_extractable(__magic_name__    ,  magic_number=__magic_name__      ):
         return extractor_format






      @classmethod
      def 						UpperCamelCase__							(      cls    ,  __magic_name__    ,  __magic_name__    ,  __magic_name__ = None    ,  __magic_name__ = "deprecated"    ,  ):
       os.makedirs(os.path.dirname(__magic_name__      )    ,  exist_ok=__magic_name__      )
       # Prevent parallel extractions
       lowerCamelCase		:	Tuple							=      str(Path(__magic_name__      ).with_suffix(""".lock"""      )      )
       with FileLock(__magic_name__      ):
        shutil.rmtree(__magic_name__    ,  ignore_errors=__magic_name__      )
        if extractor_format or extractor != "deprecated":
         if extractor != "deprecated" or not isinstance(__magic_name__    ,  __magic_name__      ):  # 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=__magic_name__    ,  )
          lowerCamelCase		:	int							=      extractor if extractor != """deprecated""" else extractor_format
         else:
          lowerCamelCase		:	Optional[int]							=      cls.extractors[extractor_format]
         return extractor.extract(__magic_name__    ,  __magic_name__      )
        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=__magic_name__    ,  )
         for extractor in cls.extractors.values():
          if extractor.is_extractable(__magic_name__      ):
           return extractor.extract(__magic_name__    ,  __magic_name__      )




