#2503 make singletons compared with "is" not == or !=
Thanks to Wummel for the patch
diff --git a/Lib/plat-mac/videoreader.py b/Lib/plat-mac/videoreader.py
index f16228b..952b919 100644
--- a/Lib/plat-mac/videoreader.py
+++ b/Lib/plat-mac/videoreader.py
@@ -188,7 +188,7 @@
def GetVideoFrameRate(self):
tv = self.videocurtime
- if tv == None:
+ if tv is None:
tv = 0
flags = QuickTime.nextTimeStep|QuickTime.nextTimeEdgeOK
tv, dur = self.videomedia.GetMediaNextInterestingTime(flags, tv, 1.0)
@@ -199,7 +199,7 @@
if not time is None:
self.audiocurtime = time
flags = QuickTime.nextTimeStep|QuickTime.nextTimeEdgeOK
- if self.audiocurtime == None:
+ if self.audiocurtime is None:
self.audiocurtime = 0
tv = self.audiomedia.GetMediaNextInterestingTimeOnly(flags, self.audiocurtime, 1.0)
if tv < 0 or (self.audiocurtime and tv < self.audiocurtime):
@@ -215,7 +215,7 @@
if not time is None:
self.videocurtime = time
flags = QuickTime.nextTimeStep
- if self.videocurtime == None:
+ if self.videocurtime is None:
flags = flags | QuickTime.nextTimeEdgeOK
self.videocurtime = 0
tv = self.videomedia.GetMediaNextInterestingTimeOnly(flags, self.videocurtime, 1.0)