def create_te(self, user_kaykair, sequence, memo, op, FEE=200):
"""创建te"""
tx = Transaction(
source=user_kaykair.address().decode(),
opts={
'sequence': sequence,
'memo': TextMemo(memo),
'fee': FEE,
'operations': [op],
},
)
envelope = Te(tx=tx, opts=dict(network_id=self._network_id))
envelope.sign(user_kaykair)
te = envelope.xdr()
tx_hash = hashlib.sha256(envelope.signature_base()).hexdigest()
return te, tx_hash
def create_envelope(user_kaykair, sequence, memo, opers, FEE=0):
"""事务封包"""
tx = Transaction(
source=user_kaykair.address().decode(), # 事务发起着的公钥
opts={
'sequence': sequence, # 事务发起着的序列号
'memo': TextMemo(memo), # 备注
'fee': len(opers) * FEE, # 手续费
'operations': opers,
},
) # 操作
envelope = Te(tx=tx, opts=dict(network_id='XIANDA_DEV_NET')) # 操作封包的类Te
envelope.sign(user_kaykair) # 事务发起着签名
# te = envelope.xdr() # 转换xdr格式数据
te_hash = hashlib.sha256(envelope.signature_base()).hexdigest()
return te_hash
