code: def read(buffer, mmap=False):
      """
      >> Refer to scipy.io.wavefile for documentation
      """
  
      fid = buffer
  
      try:
          file_size, is_big_endian = _read_riff_chunk(fid)
          fmt_chunk_received = False
          data_chunk_received = False
          while fid.tell() < file_size:
              # read the next chunk
              chunk_id = fid.read(4)
  
              if not chunk_id:
                  if data_chunk_received:
                      # End of file but data successfully read
                      warnings.warn(
                          "Reached EOF prematurely; finished at {:d} bytes, "
                          "expected {:d} bytes from header.".format(
                              fid.tell(), file_size
                          ),
                          WavFileWarning,
                          stacklevel=2,
                      )
                      break
                  else:
                      raise ValueError("Unexpected end of file.")
              elif len(chunk_id) < 4:
                  msg = f"Incomplete chunk ID: {repr(chunk_id)}"
                  # If we have the data, ignore the broken chunk
                  if fmt_chunk_received and data_chunk_received:
                      warnings.warn(
                          msg + ", ignoring it.",
                          WavFileWarning,
                          stacklevel=2,
                      )
                  else:
                      raise ValueError(msg)
  
              if chunk_id == b"fmt ":
                  fmt_chunk_received = True
                  fmt_chunk = _read_fmt_chunk(fid, is_big_endian)
                  format_tag, channels, fs = fmt_chunk[1:4]
                  bit_depth = fmt_chunk[6]
                  block_align = fmt_chunk[5]
              elif chunk_id == b"fact":
                  _skip_unknown_chunk(fid, is_big_endian)
              elif chunk_id == b"data":
                  data_chunk_received = True
                  if not fmt_chunk_received:
                      raise ValueError("No fmt chunk before data")
                  data = _read_data_chunk(
                      fid,
                      format_tag,
                      channels,
                      bit_depth,
                      is_big_endian,
                      block_align,
                      mmap,
                  )
              elif chunk_id == b"LIST":
                  # Someday this could be handled properly but for now skip it
                  _skip_unknown_chunk(fid, is_big_endian)
              elif chunk_id in {b"JUNK", b"Fake"}:
                  # Skip alignment chunks without warning
                  _skip_unknown_chunk(fid, is_big_endian)
              else:
                  warnings.warn(
                      "Chunk (non-data) not understood, skipping it.",
                      WavFileWarning,
                      stacklevel=2,
                  )
                  _skip_unknown_chunk(fid, is_big_endian)
      finally:
          fid.seek(0)
  
      return fs, data
  
file_path: aim/aim/sdk/objects/io/wavfile.py
imports: import io
  import sys
  import numpy
  import struct
  import warnings
  from enum import IntEnum
label_desc: Use image node_id 7 for calling a global function with example usage: read(buffer, mmap) and returns: fs,  data