new_contents: #!/usr/bin/env python
  
  import sys
  
  try:
      import pip
  except:
      raise Exception('Pip is not installed')
  
  try:
      import cv2
  except:
      raise Exception('OpenCv is not installed')
  
  cap = cv2.VideoCapture(0)
  
  while(True):
      # Capture frame-by-frame
      ret, frame = cap.read()
  
  
      # Display=`=jedi=0,  the resulting frame=`= (winname, *_*mat*_*) =`=jedi=`=
      cv2.imshow('frame', frame)
      if cv2.waitKey(1) & 0xFF == ord('q'):
          break
  
  # When everything done, release the capture
  cap.release()
  cv2.destroyAllWindows()
  
subject: add basic script for starting opencv stream