What is Docker and why?

Lesson plan

In this lesson we cover: what is docker and why?.

Code

FROM python:3.12-slim
WORKDIR /app
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt
COPY . .
CMD ["gunicorn", "config.wsgi", "-b", "0.0.0.0:8000"]

Commands

docker build -t myapp .
docker run -p 8000:8000 myapp