"""simple docstring"""







import os
import zipfile

import pytest

from datasets.utils.extract import (
    BzipaExtractor,
    Extractor,
    GzipExtractor,
    LzaExtractor,
    SevenZipExtractor,
    TarExtractor,
    XzExtractor,
    ZipExtractor,
    ZstdExtractor,
)

from .utils import require_lza, require_pyazr, require_zstandard



@pytest.mark.parametrize(
    'compression_format, is_archive'     ,			[
        ('7z', True),
        ('bz2', False),
        ('gzip', False),
        ('lz4', False),
        ('tar', True),
        ('xz', False),
        ('zip', True),
        ('zstd', False),
    ]     ,			)
def 			lowercase__(       __SCREAMING_SNAKE_CASE							:     Union[str, Any]     ,			__SCREAMING_SNAKE_CASE							:     str     ,			__SCREAMING_SNAKE_CASE							:     Union[str, Any]     ,			__SCREAMING_SNAKE_CASE							:     Optional[int]     ,			__SCREAMING_SNAKE_CASE							:     Optional[Any]     ,			__SCREAMING_SNAKE_CASE							:     List[str]     ,			__SCREAMING_SNAKE_CASE							:     Any     ,			__SCREAMING_SNAKE_CASE							:     Any     ,			__SCREAMING_SNAKE_CASE							:     List[Any]     ,			__SCREAMING_SNAKE_CASE							:     List[str]     ,			__SCREAMING_SNAKE_CASE							:     str     ,			__SCREAMING_SNAKE_CASE							:     Tuple     ,			):
     lowercase_	:				Any													=	{
         '7z': (seven_zip_file, SevenZipExtractor),
         'bz2': (bza_file, BzipaExtractor),
         'gzip': (gz_file, GzipExtractor),
         'lz4': (lza_file, LzaExtractor),
         'tar': (tar_file, TarExtractor),
         'xz': (xz_file, XzExtractor),
         'zip': (zip_file, ZipExtractor),
         'zstd': (zstd_file, ZstdExtractor),
     }
     lowercase_							,  lowercase_	:				List[Any]													=	input_paths_and_base_extractors[compression_format]
     if input_path is None:
          lowercase_	:				str													=	F'''for \'{compression_format}\' compression_format, '''
          if compression_format == "7z":
               reason += require_pyazr.kwargs["reason"]
          elif compression_format == "lz4":
               reason += require_lza.kwargs["reason"]
          elif compression_format == "zstd":
               reason += require_zstandard.kwargs["reason"]
          pytest.skip(__SCREAMING_SNAKE_CASE      )
     assert base_extractor.is_extractable(__SCREAMING_SNAKE_CASE      )
     lowercase_	:				Any													=	tmp_path / ('extracted' if is_archive else 'extracted.txt')
     base_extractor.extract(__SCREAMING_SNAKE_CASE     ,			__SCREAMING_SNAKE_CASE      )
     if is_archive:
          assert output_path.is_dir()
          for file_path in output_path.iterdir():
               assert file_path.name == text_file.name
               lowercase_	:				List[str]													=	file_path.read_text(encoding='utf-8'      )
     else:
          lowercase_	:				List[Any]													=	output_path.read_text(encoding='utf-8'      )
     lowercase_	:				List[Any]													=	text_file.read_text(encoding='utf-8'      )
     assert extracted_file_content == expected_file_content



@pytest.mark.parametrize(
    'compression_format, is_archive'     ,			[
        ('7z', True),
        ('bz2', False),
        ('gzip', False),
        ('lz4', False),
        ('tar', True),
        ('xz', False),
        ('zip', True),
        ('zstd', False),
    ]     ,			)
def 			lowercase__(       __SCREAMING_SNAKE_CASE							:     Optional[Any]     ,			__SCREAMING_SNAKE_CASE							:     Any     ,			__SCREAMING_SNAKE_CASE							:     str     ,			__SCREAMING_SNAKE_CASE							:     Dict     ,			__SCREAMING_SNAKE_CASE							:     int     ,			__SCREAMING_SNAKE_CASE							:     str     ,			__SCREAMING_SNAKE_CASE							:     str     ,			__SCREAMING_SNAKE_CASE							:     Union[str, Any]     ,			__SCREAMING_SNAKE_CASE							:     str     ,			__SCREAMING_SNAKE_CASE							:     Optional[int]     ,			__SCREAMING_SNAKE_CASE							:     List[str]     ,			__SCREAMING_SNAKE_CASE							:     Tuple     ,			):
     lowercase_	:				List[Any]													=	{
         '7z': seven_zip_file,
         'bz2': bza_file,
         'gzip': gz_file,
         'lz4': lza_file,
         'tar': tar_file,
         'xz': xz_file,
         'zip': zip_file,
         'zstd': zstd_file,
     }
     lowercase_	:				Optional[Any]													=	input_paths[compression_format]
     if input_path is None:
          lowercase_	:				Optional[Any]													=	F'''for \'{compression_format}\' compression_format, '''
          if compression_format == "7z":
               reason += require_pyazr.kwargs["reason"]
          elif compression_format == "lz4":
               reason += require_lza.kwargs["reason"]
          elif compression_format == "zstd":
               reason += require_zstandard.kwargs["reason"]
          pytest.skip(__SCREAMING_SNAKE_CASE      )
     lowercase_	:				List[Any]													=	Extractor.infer_extractor_format(__SCREAMING_SNAKE_CASE      )
     assert extractor_format is not None
     lowercase_	:				Optional[Any]													=	tmp_path / ('extracted' if is_archive else 'extracted.txt')
     Extractor.extract(__SCREAMING_SNAKE_CASE     ,			__SCREAMING_SNAKE_CASE     ,			__SCREAMING_SNAKE_CASE      )
     if is_archive:
          assert output_path.is_dir()
          for file_path in output_path.iterdir():
               assert file_path.name == text_file.name
               lowercase_	:				str													=	file_path.read_text(encoding='utf-8'      )
     else:
          lowercase_	:				Optional[Any]													=	output_path.read_text(encoding='utf-8'      )
     lowercase_	:				List[str]													=	text_file.read_text(encoding='utf-8'      )
     assert extracted_file_content == expected_file_content



@pytest.fixture
def 			lowercase__(       __SCREAMING_SNAKE_CASE							:     List[Any]     ,			__SCREAMING_SNAKE_CASE							:     Optional[Any]      ):
     import tarfile

     lowercase_	:				int													=	tmp_path / 'data_dot_dot'
     directory.mkdir()
     lowercase_	:				Union[str, Any]													=	directory / 'tar_file_with_dot_dot.tar'
     with tarfile.TarFile(__SCREAMING_SNAKE_CASE     ,			'w'      ) as f:
          f.add(__SCREAMING_SNAKE_CASE     ,			arcname=os.path.join('..'     ,			text_file.name      )      )
     return path



@pytest.fixture
def 			lowercase__(       __SCREAMING_SNAKE_CASE							:     Optional[Any]      ):
     import tarfile

     lowercase_	:				List[str]													=	tmp_path / 'data_sym_link'
     directory.mkdir()
     lowercase_	:				List[Any]													=	directory / 'tar_file_with_sym_link.tar'
     os.symlink('..'     ,			directory / 'subdir'     ,			target_is_directory=__SCREAMING_SNAKE_CASE      )
     with tarfile.TarFile(__SCREAMING_SNAKE_CASE     ,			'w'      ) as f:
          f.add(str(directory / 'subdir'      )     ,			arcname='subdir'      )  # str required by os.readlink on Windows and Python < 3.8
     return path



@pytest.mark.parametrize(
    'insecure_tar_file, error_log'     ,			[('tar_file_with_dot_dot', 'illegal path'), ('tar_file_with_sym_link', 'Symlink')]     ,			)
def 			lowercase__(       __SCREAMING_SNAKE_CASE							:     int     ,			__SCREAMING_SNAKE_CASE							:     Union[str, Any]     ,			__SCREAMING_SNAKE_CASE							:     int     ,			__SCREAMING_SNAKE_CASE							:     str     ,			__SCREAMING_SNAKE_CASE							:     Dict     ,			__SCREAMING_SNAKE_CASE							:     Dict      ):
     lowercase_	:				str													=	{
         'tar_file_with_dot_dot': tar_file_with_dot_dot,
         'tar_file_with_sym_link': tar_file_with_sym_link,
     }
     lowercase_	:				Tuple													=	insecure_tar_files[insecure_tar_file]
     lowercase_	:				str													=	tmp_path / 'extracted'
     TarExtractor.extract(__SCREAMING_SNAKE_CASE     ,			__SCREAMING_SNAKE_CASE      )
     assert caplog.text
     for record in caplog.records:
          assert record.levelname == "ERROR"
          assert error_log in record.msg







def 			lowercase__(       __SCREAMING_SNAKE_CASE							:     Optional[Any]      ):
     # We should have less false positives than zipfile.is_zipfile
     # We do that by checking only the magic number
     lowercase_	:				Tuple													=	tmpdir / 'not_a_zip_file'
     # From: https://github.com/python/cpython/pull/5053
     lowercase_	:				Dict													=	(
         b'\x89PNG\r\n\x1a\n\x00\x00\x00\rIHDR\x00\x00\x00\x01\x00\x00'
         b'\x00\x02\x08\x06\x00\x00\x00\x99\x81\xb6\'\x00\x00\x00\x15I'
         b'DATx\x01\x01\n\x00\xf5\xff\x00PK\x05\x06\x00PK\x06\x06\x07'
         b'\xac\x01N\xc6|a\r\x00\x00\x00\x00IEND\xaeB`\x82'
     )
     with not_a_zip_file.open('wb'      ) as f:
          f.write(__SCREAMING_SNAKE_CASE      )
     assert zipfile.is_zipfile(str(__SCREAMING_SNAKE_CASE      )      )  # is a false positive for `zipfile`
     assert not ZipExtractor.is_extractable(__SCREAMING_SNAKE_CASE      )  # but we're right


"""simple docstring"""







from __future__ import annotations



def 			lowercase__(       __SCREAMING_SNAKE_CASE							:     list      ):
     if not nums:
          raise ValueError('List is empty'      )
     return sum(__SCREAMING_SNAKE_CASE      ) / len(__SCREAMING_SNAKE_CASE      )


if __name__ == "__main__":
       import doctest

       doctest.testmod()

