--- a/tests/blackbox-readonly-dispatch.py	Sat Oct 05 10:29:34 2019 -0400
+++ b/tests/blackbox-readonly-dispatch.py	Sun Oct 06 09:45:02 2019 -0400
@@ -6,6 +6,7 @@
     ui as uimod,
 )
 
+
 def testdispatch(cmd):
     """Simple wrapper around dispatch.dispatch()
 
@@ -18,6 +19,7 @@
     result = dispatch.dispatch(req)
     ui.status(b"result: %r\n" % result)
 
+
 # create file 'foo', add and commit
 f = open(b'foo', 'wb')
 f.write(b'foo\n')