code: def _write_bin(self, data, stream, byte_order):
          '''
          Write data to a binary stream.
  
          '''
          _write_array(stream, _np.dtype(self.dtype(byte_order)).type(data)f _write_bin(self, data, stream, byte_order):
          '''
          Write data to a binary stream.
  
          '''
          _write_array(stream, _np.dtype(self.dtype(byte_order)).type(data))
docs: Write data to a binary stream.