def calculate_hash(self):
# increase the sequence to avoid 2 identical transactions having the same hash
message = self.sender + self.recipient + str(self.value) + str(
self.sequence)
return sha256(message)
def calculate_hash(self):
# increase the sequence to avoid 2 identical transactions having the same hash
seq = Sequence.objects.all()[0]
seq.value += 1
seq.save()
message = self.sender + self.recipient + str(self.value) + str(
seq.value)
return sha256(message)
def calculate_hash(self):
message = self.get_message()
return sha256(message)
def calculate_hash(self):
message = self.recipient + str(self.value) + self.parent_transaction.id
return sha256(message)