The output is a python stacktrace:
$ ./xrotate.py inverted Traceback (most recent call last): File "./xrotate.py", line 846, in <module> r.rotate(direction) File "./xrotate.py", line 770, in rotate display.direction = display.rotate(direction) AttributeError: 'NoneType' object has no attribute 'rotate'
The output is a python stacktrace:
$ ./xrotate.py inverted direction) direction = display. rotate( direction)
Traceback (most recent call last):
File "./xrotate.py", line 846, in <module>
r.rotate(
File "./xrotate.py", line 770, in rotate
display.
AttributeError: 'NoneType' object has no attribute 'rotate'