ImportError: No module named opencv after installing python-opencv

Question

I install opencv in python with running $ sudo apt-get install python-opencv and installed successfully. but when run this code

import opencv
import opencv.highgui
import time
import commands

def get_image():
    image = opencv.highgui.cvQueryFrame(camera)
    return opencv.adaptors.Ipl2PIL(image)

camera = opencv.highgui.cvCreateCameraCapture(-1)

while 1:
    image = get_image()
    image.thumbnail((32, 24, ))
    image = tuple(ord(i) for i in image.tostring())
    x = int((int((max(image) / 256.0) * 10) + 1) ** 0.5 / 3 * 10)
    cmd = ("sudo su -c 'echo " + str(x) +
        " > /sys/devices/virtual/backlight/acpi_video0/brightness'")
    status, output = commands.getstatusoutput(cmd)
    assert status is 0

Got follow error

$ python bright.py 
Traceback (most recent call last):
  File "bright.py", line 1, in <module>
    import opencv
ImportError: No module named opencv

Could you please help me?

Padraic Cunningham · Accepted Answer · 2015-06-06 15:42:00Z

7

You should be importing is cv2 not opencv, there is also no highgui. You might want to check out the docs

answered Jun 6, 2015 at 15:42

Padraic Cunningham

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Comments

Simbarashe Timothy Motsi · Accepted Answer · 2018-01-30 08:42:43Z

1

To install opencv for python you need the command
$ pip install opencv-python
To import it so as to use in applications the import to call the package is
import cv2

answered Jan 30, 2018 at 8:42

Simbarashe Timothy Motsi

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1 Comment

AMC Over a year ago

Only the second part of this answer is relevant.

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