• 案例问题背景

• python 脚本 输入字符串 输出字符串+当前时间 生成api http请求

• 脚本1
• 这是单线程的

• 单次处理单个http请求

• 同时多个请求

• 按照顺序处理
• 而不是并行处理

• 多请求 != 多线程

• 但是相关

• 使用多线程来并行处理多请求

• 使用flask或django等web服务器框架

• 可以与wsgi服务器配合使用

• 比如gunicoorn
• 或uWSGI

• 附

• 脚本1
• 脚本2
• 脚本3

from http.server import BaseHTTPRequestHandler, HTTPServer
from urllib.parse import parse_qs, urlparse
from datetime import datetime

class MyHandler(BaseHTTPRequestHandler):
    def do_GET(self):
        query = urlparse(self.path).query
        query_components = parse_qs(query)
        string = query_components.get("string", [""])[0]
        current_time = datetime.now().strftime('%Y-%m-%d %H:%M:%S')
        response = string + ' ' + current_time

        self.send_response(200)
        self.send_header('Content-type', 'text/html')
        self.end_headers()
        self.wfile.write(bytes(response, "utf8"))
        return

def run(server_class=HTTPServer, handler_class=MyHandler):
    server_address = ('', 8000)
    httpd = server_class(server_address, handler_class)
    print('Starting httpd...')
    httpd.serve_forever()

if __name__ == "__main__":
    run()

from flask import Flask, request
from datetime import datetime

app = Flask(__name__)

@app.route('/', methods=['GET'])
def home():
    string = request.args.get('string', '')
    current_time = datetime.now().strftime('%Y-%m-%d %H:%M:%S')
    response = string + ' ' + current_time
    return response

if __name__ == '__main__':
    app.run(port=8000)

from django.http import HttpResponse
from datetime import datetime

def home(request):
    string = request.GET.get('string', '')
    current_time = datetime.now().strftime('%Y-%m-%d %H:%M:%S')
    response = string + ' ' + current_time
    return HttpResponse(response)