preload data into redis using python script

Dockerfile

# This is an experiment
# It is not working
FROM redis:4.0.2-alpine

RUN apk add --no-cache python3 py3-pip
RUN pip3 install click
RUN pip3 install redis

RUN mkdir app
COPY . /app

EXPOSE 80
WORKDIR /app

ARG LUT_FILE_PATH=artifacts/lookup_table/
ARG LUT_FILE_NAME=lookup_table.json

RUN cd /app

RUN echo $LUT_FILE_PATH$LUT_FILE_NAME
COPY $LUT_FILE_PATH$LUT_FILE_NAME .
RUN ls .

RUN redis-server --daemonize yes
RUN redis-cli ping

RUN python3 api/prepare_redis.py --lut $LUT_FILE_NAME