'Create an instance of :class:`Decimal128` from Binary Integer
Decimal string.
:Parameters:
- `value`: 16 byte string (128-bit IEEE 754-2008 decimal floating
point in Binary Integer Decimal (BID) format).'

@classmethod
def from_bid(cls, value):

    if (not isinstance(value, bytes)):
        raise TypeError('value    must    be    an    instance    of    bytes')
    if (len(value) != 16):
        raise ValueError('value    must    be    exactly    16    bytes')
    return cls((_UNPACK_64(value[8:])[0], _UNPACK_64(value[:8])[0]))
