exercise4

Excercise 4 Containerizing python application

In this exercise, you will assist a client in containerizing their Python application.

Application Setup

The application code is located inside the exercise4/calc directory. Follow the instructions in calc/setup.md to set up the application on your local system.

Requirements:

• It should accepts python_version ,user, user_id as build arguments
• It should make use of python_version to select base with tag python_version.
• It should create non root user and group with given user and user_id
• group_id, group_name should be equal to user_id and user_name respectively
• Set working directory as /home/<user_name>/src/app

Expected output:

Building the Application

You should be able to build the application using below command

docker build --build-arg=python_version=alpine3.18 -t calc:latest .  

Running the Container

When running the container without any arguments, it should print the following output:

docker run calc 

The container application should print the following output with arguments:

docker run calc add --help
docker run calc add  1 1 2 3 5 8 13 21