How To Build Docker Image For Flask | Really Easy Way | StudyTime

Use a lightweight Python image as the base
FROM python:3.9

Copy the requirements.txt file
COPY requirements.txt .

Install dependencies using pip
RUN pip install -r requirements.txt

Copy your application code
COPY . .

Expose the port where Flask listens (usually 5000)
EXPOSE 5000

Specify the command to run the Flask application
CMD [ "python", "app.py" ]

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#Build Commands For Docker

docker build --tag dockertestapp1 .
docker run -it --name dockertestapp1 --rm -p 5000:5000 dockertestapp1



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