def sign(self, key, network_id=None):
"""Sign this transaction with a private key.
A potentially already existing signature would be overridden.
"""
if network_id is not None:
self.network_id = network_id
key = normalize_key(key)
self.v, self.r, self.s = ecsign(self.hash_unsigned, key)
self._sender = utils.privtoaddr(key)
return self
def sign(self, key, network_id=None):
"""Sign this transaction with a private key.
A potentially already existing signature would be overridden.
"""
if network_id is not None:
self.network_id = network_id
key = normalize_key(key)
self._in_mutable_context = True
if self.version == 0:
self.v, self.r, self.s = ecsign(self.hash_unsigned, key)
if self.version == 1:
self.v, self.r, self.s = ecsign(self.hash_typed, key)
if self.version == 2:
self.v, self.r, self.s = ecsign(self.hash_unsigned, key)
self.v = self.v + 35 - 27 + self.network_id * 2
if self.version > 2:
raise InvalidTransaction("Invalid transaction version.")
self._in_mutable_context = False
self._sender = utils.privtoaddr(key)
return self