Ok, thanks for the info. I installed openCV 3.4.2 by following the exact same steps given in this tutorial https://www.pyimagesearch.com/2015/07/20/install-opencv-3-0-and-python-3-4-on-ubuntu/
How should I uninstalled it? I am a novice in Ubuntu and python environment. -- You received this message because you are subscribed to the Google Groups "tesseract-ocr" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/tesseract-ocr. To view this discussion on the web visit https://groups.google.com/d/msgid/tesseract-ocr/7e6750e6-f731-4743-9391-5a436667d52f%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.

