HardwareWalletClient: store fingerprint

hwilib/commands.py

@@ -58,6 +58,7 @@ def find_device(device_path, password='', device_type=None, fingerprint=None):
                 client.close()
                 continue
             else:
+                client.fingerprint = master_fpr
                 return client
         except:
             if client:

hwilib/hwwclient.py

@@ -8,6 +8,7 @@ class HardwareWalletClient(object):
         self.password = password
         self.message_magic = b"\x18Bitcoin Signed Message:\n"
         self.is_testnet = False
+        self.fingerprint = None
 
     # Get the master BIP 44 pubkey
     def get_master_xpub(self):