Why Am I Getting 'Cannot Find Module cv2' Error When Using OpenCV on Raspberry Pi & How To Fix It?

Resolving "Cannot find module cv2" Error in OpenCV Usage

Despite installing OpenCV version 2.4.5 on Raspberry Pi running Occidentalis, users encounter an error when attempting to import cv2 into a Python program. This error indicates that the cv2 module cannot be located, prompting questions about potential path misconfigurations.

Possible Solutions:

To rectify this issue, follow these steps:

1. Update Anaconda:

   • Execute the following commands in Terminal/CMD:

     • conda update anaconda-navigator
     • conda update navigator-updater

2. For Windows users with Anaconda installed:

   • Install OpenCV using pip:

     • pip install opencv-python

   • or, using conda:

     • conda install -c https://conda.binstar.org/menpo opencv

3. For Linux users:

   • Install OpenCV using pip:

     • pip install opencv-python

   • or, using conda:

     • conda install opencv

4. For Python 3.5 users:

   • Refer to the provided links (Link3, Link4) for additional guidance.

5. If using Anaconda:

   • Utilize this command to install OpenCV without adding the menpo channel:

     • conda install -c conda-forge opencv

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