From 7b4013d9a9d190c202e6e91c0d05f71cae439d36 Mon Sep 17 00:00:00 2001
From: morefigs <morefigs@gmail.com>
Date: Sun, 14 Apr 2019 07:03:22 +1000
Subject: Type hint for empty callback

---
 pymba/camera.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pymba/camera.py b/pymba/camera.py
index 44f211c..5c72e1c 100644
--- a/pymba/camera.py
+++ b/pymba/camera.py
@@ -226,7 +226,7 @@ class Camera(VimbaObject):
         # setup frame ready callbacks
         if mode == CONTINUOUS:
             if callback is None:
-                def callback(frame):
+                def callback(frame: Frame) -> None:
                     pass
 
             self._user_callback = callback
-- 
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