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


SCREAMING_SNAKE_CASE :	str							     =		get_logger(__name__)
class    A_ :

  def __init__(		self :      int     ,							__SCREAMING_SNAKE_CASE :      Optional[str] = None       ):
   __a       =  (
       os.path.join(__SCREAMING_SNAKE_CASE     ,							config.EXTRACTED_DATASETS_DIR       ) if cache_dir else config.EXTRACTED_DATASETS_PATH
   )
   __a       =  Extractor

  def 		_UpperCAmelCase   (		self :      List[Any]     ,							__SCREAMING_SNAKE_CASE :      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"
   __a       =  os.path.abspath(__SCREAMING_SNAKE_CASE       )
   return os.path.join(self.extract_dir     ,							hash_url_to_filename(__SCREAMING_SNAKE_CASE       )       )

  def 		_UpperCAmelCase   (		self :      Optional[int]     ,							__SCREAMING_SNAKE_CASE :      str     ,							__SCREAMING_SNAKE_CASE :      bool       ):
   return force_extract or (
       not os.path.isfile(__SCREAMING_SNAKE_CASE       ) and not (os.path.isdir(__SCREAMING_SNAKE_CASE       ) and os.listdir(__SCREAMING_SNAKE_CASE       ))
   )

  def 		_UpperCAmelCase   (		self :      int     ,							__SCREAMING_SNAKE_CASE :      str     ,							__SCREAMING_SNAKE_CASE :      bool = False       ):
   __a       =  self.extractor.infer_extractor_format(__SCREAMING_SNAKE_CASE       )
   if not extractor_format:
    return input_path
   __a       =  self._get_output_path(__SCREAMING_SNAKE_CASE       )
   if self._do_extract(__SCREAMING_SNAKE_CASE     ,							__SCREAMING_SNAKE_CASE       ):
    self.extractor.extract(__SCREAMING_SNAKE_CASE     ,							__SCREAMING_SNAKE_CASE     ,							__SCREAMING_SNAKE_CASE       )
   return output_path
class    A_ (       a_ ):

  @classmethod
  @abstractmethod
  def 		_UpperCAmelCase   (		cls :      Dict     ,							__SCREAMING_SNAKE_CASE :      Union[Path, str]     ,							**__SCREAMING_SNAKE_CASE :      int       ):
   ...

  @staticmethod
  @abstractmethod
  def 		_UpperCAmelCase   (		__SCREAMING_SNAKE_CASE :      Union[Path, str]     ,							__SCREAMING_SNAKE_CASE :      Union[Path, str]       ):
   ...
class    A_ (       a_			,       a_ ):
  _SCREAMING_SNAKE_CASE    				=			[]

  @staticmethod
  def 		_UpperCAmelCase   (		__SCREAMING_SNAKE_CASE :      Union[Path, str]     ,							__SCREAMING_SNAKE_CASE :      int       ):
   with open(__SCREAMING_SNAKE_CASE     ,							"rb"       ) as f:
    return f.read(__SCREAMING_SNAKE_CASE       )

  @classmethod
  def 		_UpperCAmelCase   (		cls :      List[str]     ,							__SCREAMING_SNAKE_CASE :      Union[Path, str]     ,							__SCREAMING_SNAKE_CASE :      bytes = b""       ):
   if not magic_number:
    __a       =  max(len(__SCREAMING_SNAKE_CASE       ) for cls_magic_number in cls.magic_numbers       )
    try:
     __a       =  cls.read_magic_number(__SCREAMING_SNAKE_CASE     ,							__SCREAMING_SNAKE_CASE       )
    except OSError:
     return False
   return any(magic_number.startswith(__SCREAMING_SNAKE_CASE       ) for cls_magic_number in cls.magic_numbers       )
class    A_ (       a_ ):

  @classmethod
  def 		_UpperCAmelCase   (		cls :      Union[str, Any]     ,							__SCREAMING_SNAKE_CASE :      Union[Path, str]     ,							**__SCREAMING_SNAKE_CASE :      List[str]       ):
   return tarfile.is_tarfile(__SCREAMING_SNAKE_CASE       )

  @staticmethod
  def 		_UpperCAmelCase   (		__SCREAMING_SNAKE_CASE :      Optional[int]     ,							__SCREAMING_SNAKE_CASE :      Optional[int]       ):

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

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

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

   __a       =  resolved(__SCREAMING_SNAKE_CASE       )

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

  @staticmethod
  def 		_UpperCAmelCase   (		__SCREAMING_SNAKE_CASE :      Union[Path, str]     ,							__SCREAMING_SNAKE_CASE :      Union[Path, str]       ):
   os.makedirs(__SCREAMING_SNAKE_CASE     ,							exist_ok=__SCREAMING_SNAKE_CASE       )
   __a       =  tarfile.open(__SCREAMING_SNAKE_CASE       )
   tar_file.extractall(__SCREAMING_SNAKE_CASE     ,							members=TarExtractor.safemembers(__SCREAMING_SNAKE_CASE     ,							__SCREAMING_SNAKE_CASE       )       )
   tar_file.close()
class    A_ (       a_ ):
  _SCREAMING_SNAKE_CASE    				=			[B"""\x1F\x8B"""]

  @staticmethod
  def 		_UpperCAmelCase   (		__SCREAMING_SNAKE_CASE :      Union[Path, str]     ,							__SCREAMING_SNAKE_CASE :      Union[Path, str]       ):
   with gzip.open(__SCREAMING_SNAKE_CASE     ,							"rb"       ) as gzip_file:
    with open(__SCREAMING_SNAKE_CASE     ,							"wb"       ) as extracted_file:
     shutil.copyfileobj(__SCREAMING_SNAKE_CASE     ,							__SCREAMING_SNAKE_CASE       )
class    A_ (       a_ ):
  _SCREAMING_SNAKE_CASE    				=			[
      B"""PK\x03\x04""",
      B"""PK\x05\x06""",  # empty archive
      B"""PK\x07\x08""",  # spanned archive
  ]

  @classmethod
  def 		_UpperCAmelCase   (		cls :      Dict     ,							__SCREAMING_SNAKE_CASE :      Union[Path, str]     ,							__SCREAMING_SNAKE_CASE :      bytes = b""       ):
   if super().is_extractable(__SCREAMING_SNAKE_CASE     ,							magic_number=__SCREAMING_SNAKE_CASE       ):
    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(__SCREAMING_SNAKE_CASE     ,							"rb"       ) as fp:
     __a       =  _EndRecData(__SCREAMING_SNAKE_CASE       )
     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(__SCREAMING_SNAKE_CASE       )  # CD is where we expect it to be
        if len(__SCREAMING_SNAKE_CASE       ) == sizeCentralDir:
         __a       =  struct.unpack(__SCREAMING_SNAKE_CASE     ,							__SCREAMING_SNAKE_CASE       )  # 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   (		__SCREAMING_SNAKE_CASE :      Union[Path, str]     ,							__SCREAMING_SNAKE_CASE :      Union[Path, str]       ):
   os.makedirs(__SCREAMING_SNAKE_CASE     ,							exist_ok=__SCREAMING_SNAKE_CASE       )
   with zipfile.ZipFile(__SCREAMING_SNAKE_CASE     ,							"r"       ) as zip_file:
    zip_file.extractall(__SCREAMING_SNAKE_CASE       )
    zip_file.close()
class    A_ (       a_ ):
  _SCREAMING_SNAKE_CASE    				=			[B"""\xFD\x37\x7A\x58\x5A\x00"""]

  @staticmethod
  def 		_UpperCAmelCase   (		__SCREAMING_SNAKE_CASE :      Union[Path, str]     ,							__SCREAMING_SNAKE_CASE :      Union[Path, str]       ):
   with lzma.open(__SCREAMING_SNAKE_CASE       ) as compressed_file:
    with open(__SCREAMING_SNAKE_CASE     ,							"wb"       ) as extracted_file:
     shutil.copyfileobj(__SCREAMING_SNAKE_CASE     ,							__SCREAMING_SNAKE_CASE       )
class    A_ (       a_ ):
  _SCREAMING_SNAKE_CASE    				=			[B"""Rar!\x1a\x07\x00""", B"""Rar!\x1a\x07\x01\x00"""]  # RAR_ID  # RAR5_ID

  @staticmethod
  def 		_UpperCAmelCase   (		__SCREAMING_SNAKE_CASE :      Union[Path, str]     ,							__SCREAMING_SNAKE_CASE :      Union[Path, str]       ):
   if not config.RARFILE_AVAILABLE:
    raise ImportError("Please pip install rarfile"       )
   import rarfile

   os.makedirs(__SCREAMING_SNAKE_CASE     ,							exist_ok=__SCREAMING_SNAKE_CASE       )
   __a       =  rarfile.RarFile(__SCREAMING_SNAKE_CASE       )
   rf.extractall(__SCREAMING_SNAKE_CASE       )
   rf.close()
class    A_ (       a_ ):
  _SCREAMING_SNAKE_CASE    				=			[B"""\x28\xb5\x2F\xFD"""]

  @staticmethod
  def 		_UpperCAmelCase   (		__SCREAMING_SNAKE_CASE :      Union[Path, str]     ,							__SCREAMING_SNAKE_CASE :      Union[Path, str]       ):
   if not config.ZSTANDARD_AVAILABLE:
    raise ImportError("Please pip install zstandard"       )
   import zstandard as zstd

   __a       =  zstd.ZstdDecompressor()
   with open(__SCREAMING_SNAKE_CASE     ,							"rb"       ) as ifh, open(__SCREAMING_SNAKE_CASE     ,							"wb"       ) as ofh:
    dctx.copy_stream(__SCREAMING_SNAKE_CASE     ,							__SCREAMING_SNAKE_CASE       )
class    A_ (       a_ ):
  _SCREAMING_SNAKE_CASE    				=			[B"""\x42\x5A\x68"""]

  @staticmethod
  def 		_UpperCAmelCase   (		__SCREAMING_SNAKE_CASE :      Union[Path, str]     ,							__SCREAMING_SNAKE_CASE :      Union[Path, str]       ):
   with bza.open(__SCREAMING_SNAKE_CASE     ,							"rb"       ) as compressed_file:
    with open(__SCREAMING_SNAKE_CASE     ,							"wb"       ) as extracted_file:
     shutil.copyfileobj(__SCREAMING_SNAKE_CASE     ,							__SCREAMING_SNAKE_CASE       )
class    A_ (       a_ ):
  _SCREAMING_SNAKE_CASE    				=			[B"""\x37\x7A\xBC\xAF\x27\x1C"""]

  @staticmethod
  def 		_UpperCAmelCase   (		__SCREAMING_SNAKE_CASE :      Union[Path, str]     ,							__SCREAMING_SNAKE_CASE :      Union[Path, str]       ):
   if not config.PY7ZR_AVAILABLE:
    raise ImportError("Please pip install py7zr"       )
   import pyazr

   os.makedirs(__SCREAMING_SNAKE_CASE     ,							exist_ok=__SCREAMING_SNAKE_CASE       )
   with pyazr.SevenZipFile(__SCREAMING_SNAKE_CASE     ,							"r"       ) as archive:
    archive.extractall(__SCREAMING_SNAKE_CASE       )
class    A_ (       a_ ):
  _SCREAMING_SNAKE_CASE    				=			[B"""\x04\x22\x4D\x18"""]

  @staticmethod
  def 		_UpperCAmelCase   (		__SCREAMING_SNAKE_CASE :      Union[Path, str]     ,							__SCREAMING_SNAKE_CASE :      Union[Path, str]       ):
   if not config.LZ4_AVAILABLE:
    raise ImportError("Please pip install lz4"       )
   import lza.frame

   with lza.frame.open(__SCREAMING_SNAKE_CASE     ,							"rb"       ) as compressed_file:
    with open(__SCREAMING_SNAKE_CASE     ,							"wb"       ) as extracted_file:
     shutil.copyfileobj(__SCREAMING_SNAKE_CASE     ,							__SCREAMING_SNAKE_CASE       )
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)
  _SCREAMING_SNAKE_CASE    				=			{
      "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 :      str       ):
   return max(
       len(__SCREAMING_SNAKE_CASE       )
       for extractor in cls.extractors.values()
       if issubclass(__SCREAMING_SNAKE_CASE     ,							__SCREAMING_SNAKE_CASE       )
       for extractor_magic_number in extractor.magic_numbers       )

  @staticmethod
  def 		_UpperCAmelCase   (		__SCREAMING_SNAKE_CASE :      Union[Path, str]     ,							__SCREAMING_SNAKE_CASE :      int       ):
   try:
    return MagicNumberBaseExtractor.read_magic_number(__SCREAMING_SNAKE_CASE     ,							magic_number_length=__SCREAMING_SNAKE_CASE       )
   except OSError:
    return b""

  @classmethod
  def 		_UpperCAmelCase   (		cls :      Any     ,							__SCREAMING_SNAKE_CASE :      Union[Path, str]     ,							__SCREAMING_SNAKE_CASE :      bool = 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=__SCREAMING_SNAKE_CASE     ,							)
   __a       =  cls.infer_extractor_format(__SCREAMING_SNAKE_CASE       )
   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     ,							__SCREAMING_SNAKE_CASE :      Union[Path, str]       ):  # <Added version="2.4.0"/>
   __a       =  cls._get_magic_number_max_length()
   __a       =  cls._read_magic_number(__SCREAMING_SNAKE_CASE     ,							__SCREAMING_SNAKE_CASE       )
   for extractor_format, extractor in cls.extractors.items():
    if extractor.is_extractable(__SCREAMING_SNAKE_CASE     ,							magic_number=__SCREAMING_SNAKE_CASE       ):
     return extractor_format

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



import torch
import torch.nn as nn
from transformers.modeling_utils import ModuleUtilsMixin
from transformers.models.ta.modeling_ta import TaBlock, TaConfig, TaLayerNorm

from ...configuration_utils import ConfigMixin, register_to_config
from ...models import ModelMixin
class    A_ (       a_			,       a_			,       a_ ):

  @register_to_config
  def __init__(		self :      List[Any]     ,							__SCREAMING_SNAKE_CASE :      int     ,							__SCREAMING_SNAKE_CASE :      int     ,							__SCREAMING_SNAKE_CASE :      int     ,							__SCREAMING_SNAKE_CASE :      float     ,							__SCREAMING_SNAKE_CASE :      int     ,							__SCREAMING_SNAKE_CASE :      int     ,							__SCREAMING_SNAKE_CASE :      int     ,							__SCREAMING_SNAKE_CASE :      int     ,							__SCREAMING_SNAKE_CASE :      str     ,							__SCREAMING_SNAKE_CASE :      bool = False     ,							):
   super().__init__()

   __a       =  nn.Embedding(__SCREAMING_SNAKE_CASE     ,							__SCREAMING_SNAKE_CASE       )

   __a       =  nn.Embedding(__SCREAMING_SNAKE_CASE     ,							__SCREAMING_SNAKE_CASE       )
   __a       =  False

   __a       =  nn.Dropout(p=__SCREAMING_SNAKE_CASE       )

   __a       =  TaConfig(
       vocab_size=__SCREAMING_SNAKE_CASE     ,							d_model=__SCREAMING_SNAKE_CASE     ,							num_heads=__SCREAMING_SNAKE_CASE     ,							d_kv=__SCREAMING_SNAKE_CASE     ,							d_ff=__SCREAMING_SNAKE_CASE     ,							dropout_rate=__SCREAMING_SNAKE_CASE     ,							feed_forward_proj=__SCREAMING_SNAKE_CASE     ,							is_decoder=__SCREAMING_SNAKE_CASE     ,							is_encoder_decoder=__SCREAMING_SNAKE_CASE     ,							)

   __a       =  nn.ModuleList()
   for lyr_num in range(__SCREAMING_SNAKE_CASE       ):
    __a       =  TaBlock(__SCREAMING_SNAKE_CASE       )
    self.encoders.append(__SCREAMING_SNAKE_CASE       )

   __a       =  TaLayerNorm(__SCREAMING_SNAKE_CASE       )
   __a       =  nn.Dropout(p=__SCREAMING_SNAKE_CASE       )

  def 		_UpperCAmelCase   (		self :      int     ,							__SCREAMING_SNAKE_CASE :      List[str]     ,							__SCREAMING_SNAKE_CASE :      Any       ):
   __a       =  self.token_embedder(__SCREAMING_SNAKE_CASE       )

   __a       =  encoder_input_tokens.shape[1]
   __a       =  torch.arange(__SCREAMING_SNAKE_CASE     ,							device=encoder_input_tokens.device       )
   x += self.position_encoding(__SCREAMING_SNAKE_CASE       )

   __a       =  self.dropout_pre(__SCREAMING_SNAKE_CASE       )

   # inverted the attention mask
   __a       =  encoder_input_tokens.size()
   __a       =  self.get_extended_attention_mask(__SCREAMING_SNAKE_CASE     ,							__SCREAMING_SNAKE_CASE       )

   for lyr in self.encoders:
    __a       =  lyr(__SCREAMING_SNAKE_CASE     ,							__SCREAMING_SNAKE_CASE       )[0]
   __a       =  self.layer_norm(__SCREAMING_SNAKE_CASE       )

   return self.dropout_post(__SCREAMING_SNAKE_CASE       ), encoder_inputs_mask


