Error in run.py

[st186]

VIDEOIO ERROR: V4L: can't open camera by index 0
Traceback (most recent call last):
File "run.py", line 19, in
image = scipy.misc.imresize(frame, [66, 200]) / 255.0
File "/usr/local/lib/python3.5/dist-packages/numpy/lib/utils.py", line 101, in newfunc
return func(*args, **kwds)
File "/usr/local/lib/python3.5/dist-packages/scipy/misc/pilutil.py", line 555, in imresize
im = toimage(arr, mode=mode)
File "/usr/local/lib/python3.5/dist-packages/numpy/lib/utils.py", line 101, in newfunc
return func(*args, **kwds)
File "/usr/local/lib/python3.5/dist-packages/scipy/misc/pilutil.py", line 327, in toimage
raise ValueError("'arr' does not have a suitable array shape for "
ValueError: 'arr' does not have a suitable array shape for any mode.

[1660211616]

Can you solve this mistake?

[st186]

no

[tfg1434]

It's because you don't have a webcam plugged in.