def serialize(self):
return b''.join(
(pack_le_int32(self.version), pack_varint(len(self.inputs)),
b''.join(tx_in.serialize() for tx_in in self.inputs),
pack_varint(len(self.outputs)),
b''.join(tx_out.serialize() for tx_out in self.outputs),
pack_le_uint32(self.locktime)))
async def make_raw_block(self, b):
'''Construct a raw block'''
header = await self.make_raw_header(b)
transactions = []
if b.get('height') > 0:
transactions = await self.getrawtransactions(b.get('tx'), False)
raw_block = header
num_txs = len(transactions)
if num_txs > 0:
raw_block += pack_varint(num_txs)
raw_block += b''.join(transactions)
else:
raw_block += b'\x00'
return raw_block