478     def __init__(self, seq):  argument
479         self.seq = seq
481         for pair in seq:        # (cond, code) pair
491         return '{0}({1!r})'.format(self.__class__.__name__, self.seq)
531         return self.seq.pack(data, conditions)
742             seq = self.pfods[cls].seq
747             seq = dotl.pfods[rrd.Rlerror].seq
753         seq.unpack(vdict, self.conditions, data, noerror)
1451 def _debug_print_sequencer(seq):  argument
1453     print('sequencer is {0!r}'.format(seq), file=sys.stderr)
1454     for i, enc in enumerate(seq):
1457 def _parse_expr(seq, string, typedefs):  argument
1551         seq.append_encdec(condval, encdec)
1573         seq.append_encdec(condval, encdec)
1588         seq.append_encdec(condval, encdec)
1755         seq = sequencer.Sequencer(name)
1756         fields = _parse_expr(seq, expr, self.typedefs)
1767             _debug_print_sequencer(seq)
1770         self.typedefs[name] = cls, seq
1798         seq = sequencer.Sequencer(name)
1799         fields = _parse_expr(seq, expr, self.typedefs)
1804             _debug_print_sequencer(seq)
1807         self.protocol[name] = cls, value, proto_version, seq
1823         seq = sequencer.Sequencer('Header-pack')
1825         seq.append_encdec(None, sequencer.EncDecSimple('size', 4, None))
1827         seq.append_encdec(None, sequencer.EncDecSimple('fcall', 1, None))
1829         seq.append_encdec(None, sequencer.EncDecA('dsize', 'data', None))
1832             _debug_print_sequencer(seq)
1833         self.header_pack_seq = seq
1835         seq = sequencer.Sequencer('Header-unpack')
1836         seq.append_encdec(None, sequencer.EncDecSimple('fcall', 1, None))
1837         seq.append_encdec(None, sequencer.EncDecA('dsize', 'data', None))
1840             _debug_print_sequencer(seq)
1841         self.header_unpack_seq = seq
1913             seq = val[3]
1914             packinfo = _PackInfo(seq)