Dockerfile

FROM python:3.4-slim
    
# STATIC paths for file.
# Don't use flask static. Nginx is your friend
ENV STATIC_URL /static
ENV STATIC_PATH /app/static
    
# Place your flask application on the server
COPY ./app /app
WORKDIR /app

# Install dlib
RUN apt-get -y update
RUN apt-get install -y --fix-missing \
    build-essential \
    cmake \
    gfortran \
    git \
    wget \
    curl \
    graphicsmagick \
    libgraphicsmagick1-dev \
    libatlas-dev \
    libavcodec-dev \
    libavformat-dev \
    libboost-all-dev \
    libgtk2.0-dev \
    libjpeg-dev \
    liblapack-dev \
    libswscale-dev \
    pkg-config \
    python3-dev \
    python3-numpy \
    software-properties-common \
    zip \
    && apt-get clean && rm -rf /tmp/* /var/tmp/*

RUN cd ~ && \
    mkdir -p dlib && \
    git clone -b 'v19.5' --single-branch https://github.com/davisking/dlib.git dlib/ && \
    cd  dlib/ && \
    python3 setup.py install --yes USE_AVX_INSTRUCTIONS

# Install requirements.txt
RUN pip3 install --no-cache-dir -r requirements.txt
    
ENTRYPOINT ["python3"]
CMD ["app.py"]