test: pep8 wallet_multiwallet.py

test/functional/wallet_multiwallet.py

@@ -23,6 +23,8 @@ from test_framework.util import (
 )
 
 got_loading_error = False
+
+
 def test_load_unload(node, name):
     global got_loading_error
     for _ in range(10):
@@ -278,7 +280,7 @@ class MultiWalletTest(BitcoinTestFramework):
         threads = []
         for _ in range(3):
             n = node.cli if self.options.usecli else get_rpc_proxy(node.url, 1, timeout=600, coveragedir=node.coverage_dir)
-            t = Thread(target=test_load_unload, args=(n, wallet_names[2], ))
+            t = Thread(target=test_load_unload, args=(n, wallet_names[2]))
             t.start()
             threads.append(t)
         for t in threads: