"""simple docstring"""







import inspect
import re
from hashlib import shaaaa
from typing import Dict, List

from .arrow import arrow
from .audiofolder import audiofolder
from .csv import csv
from .imagefolder import imagefolder
from .json import json
from .pandas import pandas
from .parquet import parquet
from .sql import sql  # noqa F401
from .text import text


def      __lowerCAmelCase(		__UpperCAmelCase			):






	"""simple docstring"""





	_lowercase :    str							=							[]
	for line in lines:
		_lowercase :    Dict							=							re.sub(R'#.*'     ,''     ,__UpperCAmelCase			)  # remove comments
		if line:
			filtered_lines.append(__UpperCAmelCase			)
	_lowercase :    Tuple							=							'\n'.join(__UpperCAmelCase			)

	# Make a hash from all this code
	_lowercase :    Tuple							=							full_str.encode('utf-8'			)
	return shaaaa(__UpperCAmelCase			).hexdigest()


# get importable module names and hash for caching
SCREAMING_SNAKE_CASE									=						{
    'csv': (csv.__name__, _hash_python_lines(inspect.getsource(csv).splitlines())),
    'json': (json.__name__, _hash_python_lines(inspect.getsource(json).splitlines())),
    'pandas': (pandas.__name__, _hash_python_lines(inspect.getsource(pandas).splitlines())),
    'parquet': (parquet.__name__, _hash_python_lines(inspect.getsource(parquet).splitlines())),
    'arrow': (arrow.__name__, _hash_python_lines(inspect.getsource(arrow).splitlines())),
    'text': (text.__name__, _hash_python_lines(inspect.getsource(text).splitlines())),
    'imagefolder': (imagefolder.__name__, _hash_python_lines(inspect.getsource(imagefolder).splitlines())),
    'audiofolder': (audiofolder.__name__, _hash_python_lines(inspect.getsource(audiofolder).splitlines())),
}

# Used to infer the module to use based on the data files extensions
SCREAMING_SNAKE_CASE									=						{
    '.csv': ('csv', {}),
    '.tsv': ('csv', {'sep': '\t'}),
    '.json': ('json', {}),
    '.jsonl': ('json', {}),
    '.parquet': ('parquet', {}),
    '.arrow': ('arrow', {}),
    '.txt': ('text', {}),
}
_EXTENSION_TO_MODULE.update({ext: ('imagefolder', {}) for ext in imagefolder.ImageFolder.EXTENSIONS})
_EXTENSION_TO_MODULE.update({ext.upper(): ('imagefolder', {}) for ext in imagefolder.ImageFolder.EXTENSIONS})
_EXTENSION_TO_MODULE.update({ext: ('audiofolder', {}) for ext in audiofolder.AudioFolder.EXTENSIONS})
_EXTENSION_TO_MODULE.update({ext.upper(): ('audiofolder', {}) for ext in audiofolder.AudioFolder.EXTENSIONS})
SCREAMING_SNAKE_CASE									=						{'imagefolder', 'audiofolder'}

# Used to filter data files based on extensions given a module name
SCREAMING_SNAKE_CASE									=						{}
for _ext, (_module, _) in _EXTENSION_TO_MODULE.items():
						_MODULE_TO_EXTENSIONS.setdefault(_module, []).append(_ext)

_MODULE_TO_EXTENSIONS["imagefolder"].append('.zip')







_MODULE_TO_EXTENSIONS["audiofolder"].append('.zip')
"""simple docstring"""







import os
from typing import Optional

import fsspec
from fsspec.archive import AbstractArchiveFileSystem
from fsspec.utils import DEFAULT_BLOCK_SIZE



class  _lowerCamelCase			(__lowerCamelCase     ):
				_snake_case     =  ""
				_snake_case     =  (
				    None  # protocol passed in prefix to the url. ex: "gzip", for gzip://file.txt::http://foo.bar/file.txt.gz
				)
				_snake_case     =  None  # compression type in fsspec. ex: "gzip"
				_snake_case     =  None  # extension of the filename to strip. ex: "".gz" to get file.txt from file.txt.gz







				def __init__( self    :       str			,					lowerCamelCase_    :       str = ""			,					lowerCamelCase_    :       Optional[str] = None			,					lowerCamelCase_    :       Optional[dict] = None			,					**lowerCamelCase_    :       List[str]						):

					"""simple docstring"""






					super().__init__(self			,					**lowerCamelCase_						)
					# always open as "rb" since fsspec can then use the TextIOWrapper to make it work for "r" mode
					_lowercase :    Union[str, Any]							=							fsspec.open(
					    lowerCamelCase_			,					mode='rb'			,					protocol=lowerCamelCase_			,					compression=self.compression			,					client_kwargs={
					        'requote_redirect_url': False,  # see https://github.com/huggingface/datasets/pull/5459
					        'trust_env': True,  # Enable reading proxy env variables.
					        **(target_options or {}).pop('client_kwargs'			,					{}						),  # To avoid issues if it was already passed.
					    }			,					**(target_options or {})			,					)
					_lowercase :    str							=							os.path.basename(self.file.path.split('::'						)[0]						)
					_lowercase :    Optional[int]							=							(
					    self.compressed_name[: self.compressed_name.rindex('.'						)]
					    if '.' in self.compressed_name
					    else self.compressed_name
					)
					_lowercase :    str							=							None







				@classmethod
				def 							__UpperCAmelCase					( cls    :       int			,					lowerCamelCase_    :       List[str]						):

					"""simple docstring"""






					return super()._strip_protocol(lowerCamelCase_						).lstrip('/'						)







				def 							__UpperCAmelCase					( self    :       Optional[Any]						):

					"""simple docstring"""






					if self.dir_cache is None:
						_lowercase :    Tuple							=							{**self.file.fs.info(self.file.path						), 'name': self.uncompressed_name}
						_lowercase :    int							=							{f['name']: f}







				def 							__UpperCAmelCase					( self    :       List[str]			,					lowerCamelCase_    :       str						):

					"""simple docstring"""






					return self.file.open().read()







				def 							__UpperCAmelCase					( self    :       Dict			,					lowerCamelCase_    :       str			,					lowerCamelCase_    :       str = "rb"			,					lowerCamelCase_    :       str=None			,					lowerCamelCase_    :       str=True			,					lowerCamelCase_    :       Union[str, Any]=None			,					**lowerCamelCase_    :       Optional[int]			,					):

					"""simple docstring"""






					_lowercase :    Union[str, Any]							=							self._strip_protocol(lowerCamelCase_						)
					if mode != "rb":
						raise ValueError(F'''Tried to read with mode {mode} on file {self.file.path} opened with mode \'rb\''''						)
					return self.file.open()



class  _lowerCamelCase			(__lowerCamelCase     ):
				_snake_case     =  "bz2"
				_snake_case     =  "bz2"
				_snake_case     =  ".bz2"



class  _lowerCamelCase			(__lowerCamelCase     ):
				_snake_case     =  "gzip"
				_snake_case     =  "gzip"
				_snake_case     =  ".gz"



class  _lowerCamelCase			(__lowerCamelCase     ):
				_snake_case     =  "lz4"
				_snake_case     =  "lz4"
				_snake_case     =  ".lz4"



class  _lowerCamelCase			(__lowerCamelCase     ):
				_snake_case     =  "xz"
				_snake_case     =  "xz"
				_snake_case     =  ".xz"



class  _lowerCamelCase			(__lowerCamelCase     ):
				_snake_case     =  "zstd"
				_snake_case     =  "zstd"
				_snake_case     =  ".zst"







				def __init__( self    :       Union[str, Any]			,					lowerCamelCase_    :       str			,					lowerCamelCase_    :       str = "rb"			,					lowerCamelCase_    :       Optional[str] = None			,					lowerCamelCase_    :       Optional[dict] = None			,					lowerCamelCase_    :       int = DEFAULT_BLOCK_SIZE			,					**lowerCamelCase_    :       int			,					):

					"""simple docstring"""






					super().__init__(
					    fo=lowerCamelCase_			,					mode=lowerCamelCase_			,					target_protocol=lowerCamelCase_			,					target_options=lowerCamelCase_			,					block_size=lowerCamelCase_			,					**lowerCamelCase_			,					)
					# We need to wrap the zstd decompressor to avoid this error in fsspec==2021.7.0 and zstandard==0.15.2:
					#
					# File "/Users/user/.virtualenvs/hf-datasets/lib/python3.7/site-packages/fsspec/core.py", line 145, in open
					#     out.close = close
					# AttributeError: 'zstd.ZstdDecompressionReader' object attribute 'close' is read-only
					#
					# see https://github.com/intake/filesystem_spec/issues/725
					_lowercase :    Any							=							self.file.__enter__



					class  _lowerCamelCase			:







									def __init__( self    :       Any			,					lowerCamelCase_    :       List[Any]						):

										"""simple docstring"""






										_lowercase :    Tuple							=							file_







									def __enter__( self    :       str						):

										"""simple docstring"""






										self._file.__enter__()
										return self







									def __exit__( self    :       Union[str, Any]			,					*lowerCamelCase_    :       Optional[Any]			,					**lowerCamelCase_    :       Union[str, Any]						):

										"""simple docstring"""






										self._file.__exit__(*lowerCamelCase_			,					**lowerCamelCase_						)







									def __iter__( self    :       Optional[int]						):

										"""simple docstring"""






										return iter(self._file						)







									def 							__UpperCAmelCase					( self    :       int						):

										"""simple docstring"""






										return next(self._file						)







									def __getattr__( self    :       List[str]			,					lowerCamelCase_    :       str						):

										"""simple docstring"""






										return getattr(self._file			,					lowerCamelCase_						)

					def fixed_enter(*lowerCamelCase_    :       List[Any]			,					**lowerCamelCase_    :       int						):
						return WrappedFile(_enter(*lowerCamelCase_			,					**lowerCamelCase_						)						)

					_lowercase :    Optional[int]							=							fixed_enter



