



"""simple docstring"""





import datetime
import platform
import subprocess
from typing import Optional, Tuple, Union

import numpy as np
def   a__      ( lowerCAmelCase__      ,     lowerCAmelCase__ ):
      UpperCAmelCase_     					=				f"""{sampling_rate}"""
      UpperCAmelCase_     					=				"1"
      UpperCAmelCase_     					=				"f32le"
      UpperCAmelCase_     					=				[
          "ffmpeg",
          "-i",
          "pipe:0",
          "-ac",
          ac,
          "-ar",
          ar,
          "-f",
          format_for_conversion,
          "-hide_banner",
          "-loglevel",
          "quiet",
          "pipe:1",
      ]

      try:
            with subprocess.Popen(lowerCAmelCase__      ,     stdin=subprocess.PIPE      ,     stdout=subprocess.PIPE ) as ffmpeg_process:
                  UpperCAmelCase_     					=				ffmpeg_process.communicate(lowerCAmelCase__ )
      except FileNotFoundError as error:
            raise ValueError("ffmpeg was not found but is required to load audio files from filename" ) from error
      UpperCAmelCase_     					=				output_stream[0]
      UpperCAmelCase_     					=				np.frombuffer(lowerCAmelCase__      ,     np.floataa )
      if audio.shape[0] == 0:
            raise ValueError("Malformed soundfile" )
      return audio
def   a__      ( lowerCAmelCase__      ,     lowerCAmelCase__      ,     lowerCAmelCase__ = "f32le"      ,     ):
      UpperCAmelCase_     					=				f"""{sampling_rate}"""
      UpperCAmelCase_     					=				"1"
      if format_for_conversion == "s16le":
            UpperCAmelCase_     					=				2
      elif format_for_conversion == "f32le":
            UpperCAmelCase_     					=				4
      else:
            raise ValueError(f"""Unhandled format `{format_for_conversion}`. Please use `s16le` or `f32le`""" )

      UpperCAmelCase_     					=				platform.system()
      if system == "Linux":
            UpperCAmelCase_     					=				"alsa"
            UpperCAmelCase_     					=				"default"
      elif system == "Darwin":
            UpperCAmelCase_     					=				"avfoundation"
            UpperCAmelCase_     					=				":0"
      elif system == "Windows":
            UpperCAmelCase_     					=				"dshow"
            UpperCAmelCase_     					=				"default"

      UpperCAmelCase_     					=				[
          "ffmpeg",
          "-f",
          format_,
          "-i",
          input_,
          "-ac",
          ac,
          "-ar",
          ar,
          "-f",
          format_for_conversion,
          "-fflags",
          "nobuffer",
          "-hide_banner",
          "-loglevel",
          "quiet",
          "pipe:1",
      ]
      UpperCAmelCase_     					=				int(round(sampling_rate * chunk_length_s ) ) * size_of_sample
      UpperCAmelCase_     					=				_ffmpeg_stream(lowerCAmelCase__      ,     lowerCAmelCase__ )
      for item in iterator:
            yield item
def   a__      ( lowerCAmelCase__      ,     lowerCAmelCase__      ,     lowerCAmelCase__ = None      ,     lowerCAmelCase__ = None      ,     lowerCAmelCase__ = "f32le"      ,     ):
      if stream_chunk_s is not None:
            UpperCAmelCase_     					=				stream_chunk_s
      else:
            UpperCAmelCase_     					=				chunk_length_s

      UpperCAmelCase_     					=				ffmpeg_microphone(lowerCAmelCase__      ,     lowerCAmelCase__      ,     format_for_conversion=lowerCAmelCase__ )
      if format_for_conversion == "s16le":
            UpperCAmelCase_     					=				np.intaa
            UpperCAmelCase_     					=				2
      elif format_for_conversion == "f32le":
            UpperCAmelCase_     					=				np.floataa
            UpperCAmelCase_     					=				4
      else:
            raise ValueError(f"""Unhandled format `{format_for_conversion}`. Please use `s16le` or `f32le`""" )

      if stride_length_s is None:
            UpperCAmelCase_     					=				chunk_length_s / 6
      UpperCAmelCase_     					=				int(round(sampling_rate * chunk_length_s ) ) * size_of_sample
      if isinstance(lowerCAmelCase__      ,     (int, float) ):
            UpperCAmelCase_     					=				[stride_length_s, stride_length_s]

      UpperCAmelCase_     					=				int(round(sampling_rate * stride_length_s[0] ) ) * size_of_sample
      UpperCAmelCase_     					=				int(round(sampling_rate * stride_length_s[1] ) ) * size_of_sample
      UpperCAmelCase_     					=				datetime.datetime.now()
      UpperCAmelCase_     					=				datetime.timedelta(seconds=lowerCAmelCase__ )
      for item in chunk_bytes_iter(lowerCAmelCase__      ,     lowerCAmelCase__      ,     stride=(stride_left, stride_right)      ,     stream=lowerCAmelCase__ ):
            # Put everything back in numpy scale
            UpperCAmelCase_     					=				np.frombuffer(item["raw"]      ,     dtype=lowerCAmelCase__ )
            UpperCAmelCase_     					=				(
                item["stride"][0] // size_of_sample,
                item["stride"][1] // size_of_sample,
            )
            UpperCAmelCase_     					=				sampling_rate
            audio_time += delta
            if datetime.datetime.now() > audio_time + 10 * delta:
                  # We're late !! SKIP
                  continue
            yield item
def   a__      ( lowerCAmelCase__      ,     lowerCAmelCase__      ,     lowerCAmelCase__      ,     lowerCAmelCase__ = False ):
      UpperCAmelCase_     					=				b""
      UpperCAmelCase_					,       UpperCAmelCase_     					=				stride
      if stride_left + stride_right >= chunk_len:
            raise ValueError(
                f"""Stride needs to be strictly smaller than chunk_len: ({stride_left}, {stride_right}) vs {chunk_len}""" )
      UpperCAmelCase_     					=				0
      for raw in iterator:
            acc += raw
            if stream and len(lowerCAmelCase__ ) < chunk_len:
                  UpperCAmelCase_     					=				(_stride_left, 0)
                  yield {"raw": acc[:chunk_len], "stride": stride, "partial": True}
            else:
                  while len(lowerCAmelCase__ ) >= chunk_len:
                        # We are flushing the accumulator
                        UpperCAmelCase_     					=				(_stride_left, stride_right)
                        UpperCAmelCase_     					=				{"raw": acc[:chunk_len], "stride": stride}
                        if stream:
                              UpperCAmelCase_     					=				False
                        yield item
                        UpperCAmelCase_     					=				stride_left
                        UpperCAmelCase_     					=				acc[chunk_len - stride_left - stride_right :]
    # Last chunk
      if len(lowerCAmelCase__ ) > stride_left:
            UpperCAmelCase_     					=				{"raw": acc, "stride": (_stride_left, 0)}
            if stream:
                  UpperCAmelCase_     					=				False
            yield item


def   a__      ( lowerCAmelCase__      ,     lowerCAmelCase__ ):
      UpperCAmelCase_     					=				2**24  # 16Mo
      try:
            with subprocess.Popen(lowerCAmelCase__      ,     stdout=subprocess.PIPE      ,     bufsize=lowerCAmelCase__ ) as ffmpeg_process:
                  while True:
                        UpperCAmelCase_     					=				ffmpeg_process.stdout.read(lowerCAmelCase__ )
                        if raw == b"":
                              break
                        yield raw
      except FileNotFoundError as error:
            raise ValueError("ffmpeg was not found but is required to stream audio files from filename" ) from error









def 	_lowerCAmelCase (    A__ = 600_851_475_143						):

      try:
            lowercase__  =	int(A__						)
      except (TypeError, ValueError):
            raise TypeError('Parameter n must be int or castable to int.'						)
      if n <= 0:
            raise ValueError('Parameter n must be greater than or equal to one.'						)
      lowercase__  =	2
      lowercase__  =	0
      if n == 2:
            return 2
      while n > 2:
            while n % i != 0:
                  i += 1
            lowercase__  =	i
            while n % i == 0:
                  lowercase__  =	n // i
            i += 1
      return int(A__						)


if __name__ == "__main__":
       print(F'''{solution() = }''')
