code: def get(self, fmt, offset):
          
          bfo = BitFieldOperation(self.database, self.key)
          return bfo.get(fmt, offset)
docs: Get the value of a given bitfield.
  
          :param fmt: format-string for the bitfield being read, e.g. u8 for an
              unsigned 8-bit integer.
          :param int offset: offset (in number of bits).
          :returns: a :py:class:`BitFieldOperation` instance.