return r == s
+ def inputs_to_sign(self):
+ from account import BIP32_Account, OldAccount
+ xpub_list = []
+ addr_list = set()
+ for txin in self.inputs:
+ x_signatures = txin['signatures']
+ signatures = filter(lambda x: x is not None, x_signatures)
+
+ if len(signatures) == txin['num_sig']:
+ # input is complete
+ continue
+
+ for k, x_pubkey in enumerate(txin['x_pubkeys']):
+
+ if x_signatures[k] is not None:
+ # this pubkey already signed
+ continue
+
+ if x_pubkey[0:2] == 'ff':
+ xpub, sequence = BIP32_Account.parse_xpubkey(x_pubkey)
+ xpub_list.append((xpub,sequence))
+ elif x_pubkey[0:2] == 'fe':
+ xpub, sequence = OldAccount.parse_xpubkey(x_pubkey)
+ xpub_list.add((xpub,sequence))
+ else:
+ addr_list.add(txin['address'])
+
+ return addr_list, xpub_list
+
+
def sign(self, keypairs):
print_error("tx.sign(), keypairs:", keypairs)