bkrmdahal/python_tesseract repository overview

ARG UBUNTU_VERSION=16.04
FROM ubuntu:${UBUNTU_VERSION}

# install python3 and python3 dev
RUN apt-get update -y
RUN apt-get install -y python3-pip python3-dev

# open cv dependency 
RUN apt-get install -y libglib2.0-0 libsm6 libxext6 libxrender1 libfontconfig1

# pdf2image dependency to convert pdf to images
RUN apt-get install -y poppler-utils

# dont write python byte code , to intergrate with gitlab CI with docker-compose
ENV PYTHONDONTWRITEBYTECODE=1

# Ubuntu 18.04 have tesseract-ocr v4 in the main repository, for 16.04, ddding repository.
RUN if [ "16.4" = "16.4" ]; then \
        echo "VERSION ${UBUNTU_VERSION}. Adding repository for tesseract 4." \
        && apt-key adv --keyserver keyserver.ubuntu.com --recv-keys CEF9E52D \
        && echo "deb http://ppa.launchpad.net/alex-p/tesseract-ocr/ubuntu xenial main\ndeb-src http://ppa.launchpad.net/alex-p/tesseract-ocr/ubuntu xenial main " >> /etc/apt/sources.list; \
    else \
        echo "VERSION ${UBUNTU_VERSION}. Skipping repository adding."; \
    fi \
    && apt-get update \
    && apt-get install tesseract-ocr -y \
    && apt-get clean \
    && apt-get autoremove