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create coinbase transaction

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admin 2018-02-12 13:12:43 +04:00
parent 16ae9a0e28
commit eb9e0d9b72
1 changed files with 1 additions and 1 deletions
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2
pybtc/blockchain.py
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@ -619,7 +619,7 @@ class Block():
def calculate_commitment(self, witness = None):
wtxid_list = [b"\x00" * 32,]
print(len(self.transactions))
if not (len(self.transactions) == 1 and self.transactions[0].coinbase):
if self.transactions and not (len(self.transactions) == 1 and self.transactions[0].coinbase):
for tx in self.transactions[0 if not self.transactions[0].coinbase else 1:]:
wtxid_list.append(tx.whash)
if witness is None: