Traceback (most recent call last):


 "<pyshell#5>", line 1, in <module>

preview(txtclip)


 "<decorator-gen-128>", line 2, in preview


 "C:\Program 
s\Python37\lib\site-packages\moviepy\decorators.py", line 56, in requires_duration

return f(clip, *a, **k)


 "C:\Program 
s\Python37\lib\site-packages\moviepy\audio\io\preview.py", line 44, in preview

pg.mixer.init(fps, -8 * nbytes, clip.nchannels, 1024)
AttributeError: 'VideoClip' object has no attribute 'nchannels'

Traceback (most recent call last):


 "/usr/lib/python3.5/multiprocessing/process.py", line 249, in _bootstrap

self.run()


 "/usr/lib/python3.5/multiprocessing/process.py", line 93, in run

self._target(*self._args, **self._kwargs)


 "/home/tobias/robot/pupil/pupil/pupil_src/launchables/world.py", line 462, in world

p.on_notify(n)


 "/home/tobias/robot/pupil/pupil/pupil_src/shared_modules/accuracy_visualizer.py", line 104, in on_notify

self.recalculate()


 "/home/tobias/robot/pupil/pupil/pupil_src/shared_modules/accuracy_visualizer.py", line 107, in recalculate

if not (self.recent_input and self.recent_labels):
AttributeError: 'Accuracy_Visualizer' object has no attribute 'recent_input'
