def get_xpub(self, device_id, derivation, xtype, wizard):
if xtype not in self.SUPPORTED_XTYPES:
raise ScriptTypeNotSupported(_('This type of script is not supported with {}.').format(self.device))
if is_all_public_derivation(derivation):
raise Exception(f"The {self.device} does not reveal xpubs corresponding to non-hardened paths. (path: {derivation})")
client = self.scan_and_create_client_for_device(device_id=device_id, wizard=wizard)
client.check_device_dialog()
xpub = client.get_xpub(derivation, xtype)
return xpub
def test_is_all_public_derivation(self):
self.assertFalse(is_all_public_derivation("m/0/1'/1'"))
self.assertFalse(is_all_public_derivation("m/0/2/1'"))
self.assertFalse(is_all_public_derivation("m/0/1'/1'/5"))
self.assertTrue(is_all_public_derivation("m"))
self.assertTrue(is_all_public_derivation("m/0"))
self.assertTrue(is_all_public_derivation("m/75/22/3"))
