





'''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 				_lowerCAmelCase  (			lowerCamelCase_     :					int						,    lowerCamelCase_     :					List[Any]						,    lowerCamelCase_     :					Optional[int]						,    lowerCamelCase_     :					List[str]						,    lowerCamelCase_     :					Union[str, Any]						,    lowerCamelCase_     :					Union[str, Any]						,    lowerCamelCase_     :					Dict						,    lowerCamelCase_     :					List[str]						,    lowerCamelCase_     :					int						,    lowerCamelCase_     :					Dict						,    lowerCamelCase_     :					List[str]						,    lowerCamelCase_     :					Optional[Any]						,    ):
			__lowercase			  =							{
			    '''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			  =							input_paths_and_base_extractors[compression_format]
			if input_path is None:
						__lowercase			  =							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(lowerCamelCase_			)
			assert base_extractor.is_extractable(lowerCamelCase_			)
			__lowercase			  =							tmp_path / ('''extracted''' if is_archive else '''extracted.txt''')
			base_extractor.extract(lowerCamelCase_						,    lowerCamelCase_			)
			if is_archive:
						assert output_path.is_dir()
						for file_path in output_path.iterdir():
									assert file_path.name == text_file.name
									__lowercase			  =							file_path.read_text(encoding='''utf-8'''			)
			else:
						__lowercase			  =							output_path.read_text(encoding='''utf-8'''			)
			__lowercase			  =							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 				_lowerCAmelCase  (			lowerCamelCase_     :					List[str]						,    lowerCamelCase_     :					List[str]						,    lowerCamelCase_     :					Optional[int]						,    lowerCamelCase_     :					int						,    lowerCamelCase_     :					str						,    lowerCamelCase_     :					Union[str, Any]						,    lowerCamelCase_     :					List[Any]						,    lowerCamelCase_     :					Optional[int]						,    lowerCamelCase_     :					int						,    lowerCamelCase_     :					int						,    lowerCamelCase_     :					int						,    lowerCamelCase_     :					Dict						,    ):
			__lowercase			  =							{
			    '''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			  =							input_paths[compression_format]
			if input_path is None:
						__lowercase			  =							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(lowerCamelCase_			)
			__lowercase			  =							Extractor.infer_extractor_format(lowerCamelCase_			)
			assert extractor_format is not None
			__lowercase			  =							tmp_path / ('''extracted''' if is_archive else '''extracted.txt''')
			Extractor.extract(lowerCamelCase_						,    lowerCamelCase_						,    lowerCamelCase_			)
			if is_archive:
						assert output_path.is_dir()
						for file_path in output_path.iterdir():
									assert file_path.name == text_file.name
									__lowercase			  =							file_path.read_text(encoding='''utf-8'''			)
			else:
						__lowercase			  =							output_path.read_text(encoding='''utf-8'''			)
			__lowercase			  =							text_file.read_text(encoding='''utf-8'''			)
			assert extracted_file_content == expected_file_content




@pytest.fixture
def 				_lowerCAmelCase  (			lowerCamelCase_     :					Tuple						,    lowerCamelCase_     :					Tuple			):
			import tarfile

			__lowercase			  =							tmp_path / '''data_dot_dot'''
			directory.mkdir()
			__lowercase			  =							directory / '''tar_file_with_dot_dot.tar'''
			with tarfile.TarFile(lowerCamelCase_						,    '''w'''			) as f:
						f.add(lowerCamelCase_						,    arcname=os.path.join('''..'''						,    text_file.name			)			)
			return path




@pytest.fixture
def 				_lowerCAmelCase  (			lowerCamelCase_     :					Optional[Any]			):
			import tarfile

			__lowercase			  =							tmp_path / '''data_sym_link'''
			directory.mkdir()
			__lowercase			  =							directory / '''tar_file_with_sym_link.tar'''
			os.symlink('''..'''						,    directory / '''subdir'''						,    target_is_directory=lowerCamelCase_			)
			with tarfile.TarFile(lowerCamelCase_						,    '''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 				_lowerCAmelCase  (			lowerCamelCase_     :					Optional[int]						,    lowerCamelCase_     :					Dict						,    lowerCamelCase_     :					Optional[int]						,    lowerCamelCase_     :					str						,    lowerCamelCase_     :					List[str]						,    lowerCamelCase_     :					Optional[int]			):
			__lowercase			  =							{
			    '''tar_file_with_dot_dot''': tar_file_with_dot_dot,
			    '''tar_file_with_sym_link''': tar_file_with_sym_link,
			}
			__lowercase			  =							insecure_tar_files[insecure_tar_file]
			__lowercase			  =							tmp_path / '''extracted'''
			TarExtractor.extract(lowerCamelCase_						,    lowerCamelCase_			)
			assert caplog.text
			for record in caplog.records:
						assert record.levelname == "ERROR"
						assert error_log in record.msg




def 				_lowerCAmelCase  (			lowerCamelCase_     :					Optional[int]			):
			# We should have less false positives than zipfile.is_zipfile
			# We do that by checking only the magic number
			__lowercase			  =							tmpdir / '''not_a_zip_file'''
			# From: https://github.com/python/cpython/pull/5053
			__lowercase			  =							(
			    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(lowerCamelCase_			)
			assert zipfile.is_zipfile(str(lowerCamelCase_			)			)  # is a false positive for `zipfile`
			assert not ZipExtractor.is_extractable(lowerCamelCase_			)  # but we're right












'''simple docstring'''



import numpy as np




def 				_lowerCAmelCase  (			lowerCamelCase_     :					np.array			):
			return 1 / (1 + np.exp(-vector			))




def 				_lowerCAmelCase  (			lowerCamelCase_     :					np.array			):
			return vector * sigmoid(1.7_02 * vector			)


if __name__ == "__main__":
	import doctest

	doctest.testmod()





