





'''simple docstring'''

from datasets.utils.patching import _PatchedModuleObj, patch_submodule

from . import _test_patching







def    a__							(							)						->						Tuple:





     """simple docstring"""

     import os as original_os
     from os import path as original_path
     from os import rename as original_rename
     from os.path import dirname as original_dirname
     from os.path import join as original_join

     assert _test_patching.os is original_os
     assert _test_patching.path is original_path
     assert _test_patching.join is original_join

     assert _test_patching.renamed_os is original_os
     assert _test_patching.renamed_path is original_path
     assert _test_patching.renamed_join is original_join

     _UpperCamelCase							       =			'''__test_patch_submodule_mock__'''
     with patch_submodule(_test_patching,   '''os.path.join''',   lowercase ):
          # Every way to access os.path.join must be patched, and the rest must stay untouched

          # check os.path.join
          assert isinstance(_test_patching.os,   _PatchedModuleObj )
          assert isinstance(_test_patching.os.path,   _PatchedModuleObj )
          assert _test_patching.os.path.join is mock

          # check path.join
          assert isinstance(_test_patching.path,   _PatchedModuleObj )
          assert _test_patching.path.join is mock

          # check join
          assert _test_patching.join is mock

          # check that the other attributes are untouched
          assert _test_patching.os.rename is original_rename
          assert _test_patching.path.dirname is original_dirname
          assert _test_patching.os.path.dirname is original_dirname

          # Even renamed modules or objects must be patched

          # check renamed_os.path.join
          assert isinstance(_test_patching.renamed_os,   _PatchedModuleObj )
          assert isinstance(_test_patching.renamed_os.path,   _PatchedModuleObj )
          assert _test_patching.renamed_os.path.join is mock

          # check renamed_path.join
          assert isinstance(_test_patching.renamed_path,   _PatchedModuleObj )
          assert _test_patching.renamed_path.join is mock

          # check renamed_join
          assert _test_patching.renamed_join is mock

          # check that the other attributes are untouched
          assert _test_patching.renamed_os.rename is original_rename
          assert _test_patching.renamed_path.dirname is original_dirname
          assert _test_patching.renamed_os.path.dirname is original_dirname

     # check that everthing is back to normal when the patch is over

     assert _test_patching.os is original_os
     assert _test_patching.path is original_path
     assert _test_patching.join is original_join

     assert _test_patching.renamed_os is original_os
     assert _test_patching.renamed_path is original_path
     assert _test_patching.renamed_join is original_join







def    a__							(							)						->						Tuple:





     """simple docstring"""

     assert _test_patching.open is open

     _UpperCamelCase							       =			'''__test_patch_submodule_builtin_mock__'''
     # _test_patching has "open" in its globals
     assert _test_patching.open is open
     with patch_submodule(_test_patching,   '''open''',   lowercase ):
          assert _test_patching.open is mock

     # check that everthing is back to normal when the patch is over

     assert _test_patching.open is open







def    a__							(							)						->						Optional[Any]:





     """simple docstring"""

     _UpperCamelCase							       =			'''__test_patch_submodule_missing_mock__'''
     with patch_submodule(_test_patching,   '''pandas.read_csv''',   lowercase ):
          pass







def    a__							(							)						->						Optional[int]:





     """simple docstring"""

     _UpperCamelCase							       =			'''__test_patch_submodule_missing_builtin_mock__'''
     # _test_patching doesn't have "len" in its globals
     assert getattr(_test_patching,   '''len''',   lowercase ) is None
     with patch_submodule(_test_patching,   '''len''',   lowercase ):
          assert _test_patching.len is mock
     assert _test_patching.len is len







def    a__							(							)						->						Optional[Any]:





     """simple docstring"""

     _UpperCamelCase							       =			'''__test_patch_submodule_start_and_stop_mock__'''
     _UpperCamelCase							       =			patch_submodule(_test_patching,   '''open''',   lowercase )
     assert _test_patching.open is open
     patch.start()
     assert _test_patching.open is mock
     patch.stop()
     assert _test_patching.open is open







def    a__							(							)						->						List[str]:





     """simple docstring"""

     from os import rename as original_rename
     from os.path import dirname as original_dirname
     from os.path import join as original_join

     _UpperCamelCase							       =			'''__test_patch_submodule_successive_join__'''
     _UpperCamelCase							       =			'''__test_patch_submodule_successive_dirname__'''
     _UpperCamelCase							       =			'''__test_patch_submodule_successive_rename__'''
     assert _test_patching.os.path.join is original_join
     assert _test_patching.os.path.dirname is original_dirname
     assert _test_patching.os.rename is original_rename

     with patch_submodule(_test_patching,   '''os.path.join''',   lowercase ):
          with patch_submodule(_test_patching,   '''os.rename''',   lowercase ):
               with patch_submodule(_test_patching,   '''os.path.dirname''',   lowercase ):
                    assert _test_patching.os.path.join is mock_join
                    assert _test_patching.os.path.dirname is mock_dirname
                    assert _test_patching.os.rename is mock_rename

    # try another order
     with patch_submodule(_test_patching,   '''os.rename''',   lowercase ):
          with patch_submodule(_test_patching,   '''os.path.join''',   lowercase ):
               with patch_submodule(_test_patching,   '''os.path.dirname''',   lowercase ):
                    assert _test_patching.os.path.join is mock_join
                    assert _test_patching.os.path.dirname is mock_dirname
                    assert _test_patching.os.rename is mock_rename

     assert _test_patching.os.path.join is original_join
     assert _test_patching.os.path.dirname is original_dirname
     assert _test_patching.os.rename is original_rename







def    a__							(							)						->						str:





     """simple docstring"""

     _UpperCamelCase							       =			'''__test_patch_submodule_doesnt_exist_mock__'''
     with patch_submodule(_test_patching,   '''__module_that_doesn_exist__.__attribute_that_doesn_exist__''',   lowercase ):
          pass
     with patch_submodule(_test_patching,   '''os.__attribute_that_doesn_exist__''',   lowercase ):
          pass







'''simple docstring'''





import os
from dataclasses import dataclass, field
from io import BytesIO
from typing import TYPE_CHECKING, Any, ClassVar, Dict, Optional, Union

import numpy as np
import pyarrow as pa

from .. import config
from ..download.streaming_download_manager import xopen, xsplitext
from ..table import array_cast
from ..utils.py_utils import no_op_if_value_is_null, string_to_dict


if TYPE_CHECKING:
    from .features import FeatureType


__lowerCamelCase					,		__lowerCamelCase					,		__lowerCamelCase												=						False, False, False




@dataclass
class 				UpperCAmelCase			:
 UpperCAmelCase				=					None
 UpperCAmelCase				=					True
 UpperCAmelCase				=					True
 UpperCAmelCase				=					None
 # Automatically constructed
 UpperCAmelCase				=					"dict"
 UpperCAmelCase				=					pa.struct({"bytes": pa.binary(), "path": pa.string()}						)
 UpperCAmelCase				=					field(default="Audio"						, init=_snake_case						, repr=_snake_case						)


 def __call__(      self							:	Any ):
    return self.pa_type


 def        __SCREAMING_SNAKE_CASE					(      self							:	Dict			,       __lowerCamelCase							:	Union[str, bytes, dict] ):
    try:
       import soundfile as sf  # soundfile is a dependency of librosa, needed to decode audio files.
    except ImportError as err:
       raise ImportError('''To support encoding audio data, please install \'soundfile\'.''' ) from err
    if isinstance(__lowerCamelCase			,       __lowerCamelCase ):
       return {"bytes": None, "path": value}
    elif isinstance(__lowerCamelCase			,       __lowerCamelCase ):
       return {"bytes": value, "path": None}
    elif "array" in value:
       # convert the audio array to wav bytes
       UpperCAmelCase__	:int      =      BytesIO()
       sf.write(__lowerCamelCase			,       value['''array''']			,       value['''sampling_rate''']			,       format='''wav''' )
       return {"bytes": buffer.getvalue(), "path": None}
    elif value.get('''path''' ) is not None and os.path.isfile(value['''path'''] ):
       # we set "bytes": None to not duplicate the data if they're already available locally
       if value["path"].endswith('''pcm''' ):
          # "PCM" only has raw audio bytes
          if value.get('''sampling_rate''' ) is None:
             # At least, If you want to convert "PCM-byte" to "WAV-byte", you have to know sampling rate
             raise KeyError('''To use PCM files, please specify a \'sampling_rate\' in Audio object''' )
          if value.get('''bytes''' ):
             # If we already had PCM-byte, we don`t have to make "read file, make bytes" (just use it!)
             UpperCAmelCase__	:List[Any]      =      np.frombuffer(value['''bytes''']			,       dtype=np.intaa ).astype(np.floataa ) / 3_2_7_6_7
          else:
             UpperCAmelCase__	:Optional[Any]      =      np.memmap(value['''path''']			,       dtype='''h'''			,       mode='''r''' ).astype(np.floataa ) / 3_2_7_6_7

          UpperCAmelCase__	:Optional[Any]      =      BytesIO(bytes() )
          sf.write(__lowerCamelCase			,       __lowerCamelCase			,       value['''sampling_rate''']			,       format='''wav''' )
          return {"bytes": buffer.getvalue(), "path": None}
       else:
          return {"bytes": None, "path": value.get('''path''' )}
    elif value.get('''bytes''' ) is not None or value.get('''path''' ) is not None:
       # store the audio bytes, and path is used to infer the audio format using the file extension
       return {"bytes": value.get('''bytes''' ), "path": value.get('''path''' )}
    else:
       raise ValueError(
           f'''An audio sample should have one of \'path\' or \'bytes\' but they are missing or None in {value}.''' )


 def        __SCREAMING_SNAKE_CASE					(      self							:	List[Any]			,       __lowerCamelCase							:	dict			,       __lowerCamelCase							:	Optional[Dict[str, Union[str, bool, None]]] = None ):
    if not self.decode:
       raise RuntimeError('''Decoding is disabled for this feature. Please use Audio(decode=True) instead.''' )

    UpperCAmelCase__   ,						UpperCAmelCase__	:str      =      (value['''path'''], BytesIO(value['''bytes'''] )) if value['''bytes'''] is not None else (value['''path'''], None)
    if path is None and file is None:
       raise ValueError(f'''An audio sample should have one of \'path\' or \'bytes\' but both are None in {value}.''' )

    try:
       import librosa
       import soundfile as sf
    except ImportError as err:
       raise ImportError('''To support decoding audio files, please install \'librosa\' and \'soundfile\'.''' ) from err

    UpperCAmelCase__	:List[str]      =      xsplitext(__lowerCamelCase )[1][1:].lower() if path is not None else None
    if not config.IS_OPUS_SUPPORTED and audio_format == "opus":
       raise RuntimeError(
           '''Decoding \'opus\' files requires system library \'libsndfile\'>=1.0.31, '''
           '''You can try to update `soundfile` python library: `pip install "soundfile>=0.12.1"`. ''' )
    elif not config.IS_MP3_SUPPORTED and audio_format == "mp3":
       raise RuntimeError(
           '''Decoding \'mp3\' files requires system library \'libsndfile\'>=1.1.0, '''
           '''You can try to update `soundfile` python library: `pip install "soundfile>=0.12.1"`. ''' )

    if file is None:
       UpperCAmelCase__	:Optional[Any]      =      token_per_repo_id or {}
       UpperCAmelCase__	:str      =      path.split('''::''' )[-1]
       try:
          UpperCAmelCase__	:Tuple      =      string_to_dict(__lowerCamelCase			,       config.HUB_DATASETS_URL )['''repo_id''']
          UpperCAmelCase__	:str      =      token_per_repo_id[repo_id]
       except (ValueError, KeyError):
          UpperCAmelCase__	:Tuple      =      None

       with xopen(__lowerCamelCase			,       '''rb'''			,       use_auth_token=__lowerCamelCase ) as f:
          UpperCAmelCase__   ,						UpperCAmelCase__	:Union[str, Any]      =      sf.read(__lowerCamelCase )

    else:
       UpperCAmelCase__   ,						UpperCAmelCase__	:List[Any]      =      sf.read(__lowerCamelCase )

    UpperCAmelCase__	:Optional[int]      =      array.T
    if self.mono:
       UpperCAmelCase__	:Any      =      librosa.to_mono(__lowerCamelCase )
    if self.sampling_rate and self.sampling_rate != sampling_rate:
       UpperCAmelCase__	:Union[str, Any]      =      librosa.resample(__lowerCamelCase			,       orig_sr=__lowerCamelCase			,       target_sr=self.sampling_rate )
       UpperCAmelCase__	:List[str]      =      self.sampling_rate

    return {"path": path, "array": array, "sampling_rate": sampling_rate}


 def        __SCREAMING_SNAKE_CASE					(      self							:	Optional[Any] ):
    from .features import Value

    if self.decode:
       raise ValueError('''Cannot flatten a decoded Audio feature.''' )
    return {
        "bytes": Value('''binary''' ),
        "path": Value('''string''' ),
    }


 def        __SCREAMING_SNAKE_CASE					(      self							:	Any			,       __lowerCamelCase							:	Union[pa.StringArray, pa.StructArray] ):
    if pa.types.is_string(storage.type ):
       UpperCAmelCase__	:List[str]      =      pa.array([None] * len(__lowerCamelCase )			,       type=pa.binary() )
       UpperCAmelCase__	:Tuple      =      pa.StructArray.from_arrays([bytes_array, storage]			,       ['''bytes''', '''path''']			,       mask=storage.is_null() )
    elif pa.types.is_binary(storage.type ):
       UpperCAmelCase__	:str      =      pa.array([None] * len(__lowerCamelCase )			,       type=pa.string() )
       UpperCAmelCase__	:int      =      pa.StructArray.from_arrays([storage, path_array]			,       ['''bytes''', '''path''']			,       mask=storage.is_null() )
    elif pa.types.is_struct(storage.type ) and storage.type.get_all_field_indices('''array''' ):
       UpperCAmelCase__	:Any      =      pa.array([Audio().encode_example(__lowerCamelCase ) if x is not None else None for x in storage.to_pylist()] )
    elif pa.types.is_struct(storage.type ):
       if storage.type.get_field_index('''bytes''' ) >= 0:
          UpperCAmelCase__	:str      =      storage.field('''bytes''' )
       else:
          UpperCAmelCase__	:List[str]      =      pa.array([None] * len(__lowerCamelCase )			,       type=pa.binary() )
       if storage.type.get_field_index('''path''' ) >= 0:
          UpperCAmelCase__	:Optional[int]      =      storage.field('''path''' )
       else:
          UpperCAmelCase__	:Optional[int]      =      pa.array([None] * len(__lowerCamelCase )			,       type=pa.string() )
       UpperCAmelCase__	:List[str]      =      pa.StructArray.from_arrays([bytes_array, path_array]			,       ['''bytes''', '''path''']			,       mask=storage.is_null() )
    return array_cast(__lowerCamelCase			,       self.pa_type )





 def        __SCREAMING_SNAKE_CASE					(      self							:	Optional[Any]			,       __lowerCamelCase							:	pa.StructArray ):

    @no_op_if_value_is_null
    def path_to_bytes(__lowerCamelCase							:	Dict ):
       with xopen(__lowerCamelCase			,       '''rb''' ) as f:
          UpperCAmelCase__	:Any      =      f.read()
       return bytes_

    UpperCAmelCase__	:Union[str, Any]      =      pa.array(
        [
            (path_to_bytes(x['''path'''] ) if x['''bytes'''] is None else x['''bytes''']) if x is not None else None
            for x in storage.to_pylist()
        ]			,       type=pa.binary()			,       )
    UpperCAmelCase__	:Optional[int]      =      pa.array(
        [os.path.basename(__lowerCamelCase ) if path is not None else None for path in storage.field('''path''' ).to_pylist()]			,       type=pa.string()			,       )
    UpperCAmelCase__	:Optional[int]      =      pa.StructArray.from_arrays([bytes_array, path_array]			,       ['''bytes''', '''path''']			,       mask=bytes_array.is_null() )
    return array_cast(__lowerCamelCase			,       self.pa_type )



