






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







@pytest.fixture
def 					lowercase__				(   __UpperCamelCase	,		__UpperCamelCase					)->				int:
      import tarfile

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







@pytest.fixture
def 					lowercase__				(   __UpperCamelCase					)->				List[Any]:
      import tarfile

      UpperCamelCase       						=      tmp_path / """data_sym_link"""
      directory.mkdir()
      UpperCamelCase       						=      directory / """tar_file_with_sym_link.tar"""
      os.symlink(""".."""	,		directory / """subdir"""	,		target_is_directory=__UpperCamelCase					)
      with tarfile.TarFile(__UpperCamelCase	,		"""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__				(   __UpperCamelCase	,		__UpperCamelCase	,		__UpperCamelCase	,		__UpperCamelCase	,		__UpperCamelCase	,		__UpperCamelCase					)->				int:
      UpperCamelCase       						=      {
          """tar_file_with_dot_dot""": tar_file_with_dot_dot,
          """tar_file_with_sym_link""": tar_file_with_sym_link,
      }
      UpperCamelCase       						=      insecure_tar_files[insecure_tar_file]
      UpperCamelCase       						=      tmp_path / """extracted"""
      TarExtractor.extract(__UpperCamelCase	,		__UpperCamelCase					)
      assert caplog.text
      for record in caplog.records:
            assert record.levelname == "ERROR"
            assert error_log in record.msg







def 					lowercase__				(   __UpperCamelCase					)->				Any:
      # We should have less false positives than zipfile.is_zipfile
      # We do that by checking only the magic number
      UpperCamelCase       						=      tmpdir / """not_a_zip_file"""
      # From: https://github.com/python/cpython/pull/5053
      UpperCamelCase       						=      (
          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(__UpperCamelCase					)
      assert zipfile.is_zipfile(str(__UpperCamelCase					)					)  # is a false positive for `zipfile`
      assert not ZipExtractor.is_extractable(__UpperCamelCase					)  # but we're right








'''simple docstring'''

from __future__ import annotations







def 					lowercase__				(   __UpperCamelCase	,		__UpperCamelCase	,		__UpperCamelCase					)->				dict[str, float]:
      if (voltage, current, resistance).count(0					) != 1:
            raise ValueError("""One and only one argument must be 0"""					)
      if resistance < 0:
            raise ValueError("""Resistance cannot be negative"""					)
      if voltage == 0:
            return {"voltage": float(current * resistance					)}
      elif current == 0:
            return {"current": voltage / resistance}
      elif resistance == 0:
            return {"resistance": voltage / current}
      else:
            raise ValueError("""Exactly one argument must be 0"""					)


if __name__ == "__main__":
     import doctest

     doctest.testmod()
