def get(self, hash_and_pc, rtx):
res = self.txos.get_by_hash(sha256(hash_and_pc), rtx=rtx)
if not res:
raise KeyError(hash_and_pc)
utxo = IOput()
utxo.deserialize_with_context(res)
utxo.set_verified_and_correct() #Trust saved outputs
return utxo
def remove(self, n, wtx):
self.commitments.remove(n, wtx=wtx)
ser_removed_outputs = self.txos.remove(n, wtx=wtx)
removed_outputs = []
for _ser in ser_removed_outputs:
utxo = IOput()
utxo.deserialize_with_context(_ser)
removed_outputs.append(utxo)
return removed_outputs
def find(self, hash_and_pc, rtx):
'''
In contrast with __getitem__ find will try to find even spent
outputs for other (syncing) nodes.
'''
res = self.txos.find_by_hash(sha256(hash_and_pc), rtx=rtx)
if not res:
raise KeyError(hash_and_pc)
utxo = IOput()
utxo.deserialize_with_context(res)
utxo.set_verified_and_correct() #Trust saved outputs
return utxo
