follow-up prev

ah, forgot to commit this file
2020-11-05 03:10:06 +01:00
parent c616c3bfad
commit 1c07777e13
1 changed files with 5 additions and 1 deletions
--- a/electrum/wallet.py
+++ b/electrum/wallet.py
@@ -1950,7 +1950,11 @@ class Abstract_Wallet(AddressSynchronizer, ABC):
        return out

    @abstractmethod
-    def get_fingerprint(self):
+    def get_fingerprint(self) -> str:
+        """Returns a string that can be used to identify this wallet.
+        Used e.g. by Labels plugin, and LN channel backups.
+        Returns empty string "" for wallets that don't have an ID.
+        """
        pass

    def can_import_privkey(self):