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### Alpine Linux Image With Python 3.12 ( recommendation )
### Python Package List
### Source Code
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File dockerfile
~/demo/docker-img/flask (master*) » cat dockerfile
FROM python:alpine3.18
WORKDIR /api
ADD ./files/ /api
RUN pip install -r requirements.txt
CMD python main.py
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File requirements.txt
~/demo/docker-img/flask/files (master*) » cat requirements.txt
Click==8.1.7
Flask==3.0.0
itsdangerous==2.1.2
Jinja2==3.1.2
MarkupSafe==2.1.3
Werkzeug==3.0.0
requests==2.31.0
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File main.py
#!/usr/bin/python3
# -*- coding: utf8 -*-
'''
author GordonWei
date 10/15/2023
comment Test Flask Website
'''
'''
Just test
'''
from flask import Flask, request, render_template
import flask, json
app = flask.Flask(__name__)
#app.config["DEBUG"] = True
commit = []
@app.route('/', methods=['GET'])
def home():
return "<h1>Nothing, Just A Index!</h1>"
app.run(host='0.0.0.0', port='8008')
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Build
docker build -t <your-img-name:tag> .
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Demo
~/demo/docker-img/flask (master*) » docker build -t flask-demo:0.4 .
[+] Building 8.8s (9/9) FINISHED docker:desktop-linux
=> [internal] load .dockerignore 0.0s
=> => transferring context: 2B 0.0s
=> [internal] load build definition from dockerfile 0.0s
=> => transferring dockerfile: 148B 0.0s
=> [internal] load metadata for docker.io/library/python:alpine3.18 0.0s
=> [1/4] FROM docker.io/library/python:alpine3.18 0.0s
=> [internal] load build context 0.0s
=> => transferring context: 1.97kB 0.0s
=> [2/4] WORKDIR /api 0.0s
=> [3/4] ADD ./files/ /api 0.0s
=> [4/4] RUN pip install -r requirements.txt 8.6s
=> exporting to image 0.1s
=> => exporting layers 0.1s
=> => writing image sha256:e457f32666126e35eaca9bbe4aa55accc591a2ebfec2386203889262cbdce9cf 0.0s
=> => naming to docker.io/library/flask-demo:0.4 0.0s
What's Next?
View a summary of image vulnerabilities and recommendations → docker scout quickview
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Verify
~/demo/docker-img/flask (master*) » docker images | grep flask-demo
flask-demo 0.4 e457f3266612 About a minute ago 76.6MB
flask-demo 0.3 50d74e0a22b0 2 days ago 76.6MB
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Try Run
~/demo/docker-img/flask (master*) » docker run -idt -p 80:8008 flask-demo:0.4
3d886093528c70d7aed6c037674f059d83260b60a689ba633c342a162f430380
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Screenshot
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