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Quelle cli_app.py Sprache: Python |
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#!/usr/bin/env python3
""" Example of serving an Application using the `aiohttp.web` CLI. Serve this app using:: $ python -m aiohttp.web -H localhost -P 8080 --repeat 10 cli_app:init \ > "Hello World" Here ``--repeat`` & ``"Hello World"`` are application specific command-line arguments. `aiohttp.web` only parses & consumes the command-line arguments it needs (i.e. ``-H``, ``-P`` & ``entry-func``) and passes on any additional arguments to the `cli_app:init` function for processing. """ from argparse import ArgumentParser, Namespace from aiohttp import web args_key = web.AppKey("args_key", Namespace) async def display_message(req: web.Request) -> web.StreamResponse: args = req.app[args_key] text = "\n".join([args.message] * args.repeat) return web.Response(text=text) def init(argv): arg_parser = ArgumentParser( prog="aiohttp.web ...", description="Application CLI", add_help=False ) # Positional argument arg_parser.add_argument("message", help="message to print") # Optional argument arg_parser.add_argument( "--repeat", help="number of times to repeat message", type=int, default="1" ) # Avoid conflict with -h from `aiohttp.web` CLI parser arg_parser.add_argument( "--app-help", help="show this message and exit", action="help" ) args = arg_parser.parse_args(argv) app = web.Application() app[args_key] = args app.router.add_get("/", display_message) return app ¤ Dauer der Verarbeitung: 0.16 Sekunden (vorverarbeitet) ¤*© Formatika GbR, Deutschland |
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2026-03-28