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v0.5.1
https://github.com/python/cpython
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Tip revision: d93605de7232da5e6a182fd1d5c220639e900159 authored by Ɓukasz Langa on 29 August 2019, 21:59:20 UTC
Python 3.8.0b4
Tip revision: d93605d
serve.py
#!/usr/bin/env python3
'''
Small wsgiref based web server. Takes a path to serve from and an
optional port number (defaults to 8000), then tries to serve files.
Mime types are guessed from the file names, 404 errors are raised
if the file is not found. Used for the make serve target in Doc.
'''
import sys
import os
import mimetypes
from wsgiref import simple_server, util

def app(environ, respond):

    fn = os.path.join(path, environ['PATH_INFO'][1:])
    if '.' not in fn.split(os.path.sep)[-1]:
        fn = os.path.join(fn, 'index.html')
    type = mimetypes.guess_type(fn)[0]

    if os.path.exists(fn):
        respond('200 OK', [('Content-Type', type)])
        return util.FileWrapper(open(fn, "rb"))
    else:
        respond('404 Not Found', [('Content-Type', 'text/plain')])
        return [b'not found']

if __name__ == '__main__':
    path = sys.argv[1] if len(sys.argv) > 1 else os.getcwd()
    port = int(sys.argv[2]) if len(sys.argv) > 2 else 8000
    httpd = simple_server.make_server('', port, app)
    print("Serving {} on port {}, control-C to stop".format(path, port))
    try:
        httpd.serve_forever()
    except KeyboardInterrupt:
        print("Shutting down.")
        httpd.server_close()
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