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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def read_record(self, dtype, shape=1, byteorder=None):
 """Return numpy record from file."""

        rec = numpy.rec
        try:
            record = rec.fromfile(self._fh, dtype, shape, byteorder=byteorder)
        except Exception:
            dtype = numpy.dtype(dtype)
            if shape is None:
                shape = self._size // dtype.itemsize
            size = product(sequence(shape)) * dtype.itemsize
            data = self._fh.read(size)
            record = rec.fromstring(data, dtype, shape, byteorder=byteorder)
        return record[0] if shape == 1 else record