python server tutorial code example

Example 1: web server python

# Creating a Web server using Python and Flask

from flask import Flask

app = Flask('app')
@app.route('/')

def run():
    return '<h1>Hello, Server!</h1>'

app.run(host = '0.0.0.0', port = 8080)

Example 2: python server

python3 -m http.server

Example 3: socket programming in python

#!/usr/bin/env python3

import socket

HOST = '127.0.0.1'  # Standard loopback interface address (localhost)
PORT = 65432        # Port to listen on (non-privileged ports are > 1023)

with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
    s.bind((HOST, PORT))
    s.listen()
    conn, addr = s.accept()
    with conn:
        print('Connected by', addr)
        while True:
            data = conn.recv(1024)
            if not data:
                break
            conn.sendall(data)