bpo-36345: Update wsgiref example (GH-12562)
Use literalinclude markup to include Tools/scripts/serve.py code. Tools/scripts/serve.py first argument on the command line is now optional.
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@ -783,33 +783,7 @@ This is a working "Hello World" WSGI application::
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httpd.serve_forever()
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Example of a small wsgiref-based web server::
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Example of a WSGI application serving the current directory, accept optional
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directory and port number (default: 8000) on the command line:
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# Takes a path to serve from and an optional port number (defaults to 8000),
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# then tries to serve files. Mime types are guessed from the file names, 404
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# errors are raised if the file is not found.
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import sys
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import os
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import mimetypes
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from wsgiref import simple_server, util
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def app(environ, respond):
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fn = os.path.join(path, environ['PATH_INFO'][1:])
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if '.' not in fn.split(os.path.sep)[-1]:
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fn = os.path.join(fn, 'index.html')
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type = mimetypes.guess_type(fn)[0]
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if os.path.exists(fn):
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respond('200 OK', [('Content-Type', type)])
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return util.FileWrapper(open(fn, "rb"))
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else:
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respond('404 Not Found', [('Content-Type', 'text/plain')])
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return [b'not found']
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path = sys.argv[1]
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port = int(sys.argv[2]) if len(sys.argv) > 2 else 8000
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with simple_server.make_server('', port, app) as httpd:
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print("Serving {} on port {}, control-C to stop".format(path, port))
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# Serve until process is killed
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httpd.serve_forever()
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.. literalinclude:: ../../Tools/scripts/serve.py
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@ -0,0 +1,3 @@
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Avoid the duplication of code from ``Tools/scripts/serve.py`` in using the
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:rst:dir:`literalinclude` directive for the basic wsgiref-based web server in the
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documentation of :mod:`wsgiref`. Contributed by Stéphane Wirtel.
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@ -25,11 +25,12 @@ def app(environ, respond):
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return [b'not found']
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if __name__ == '__main__':
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path = sys.argv[1]
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path = sys.argv[1] if len(sys.argv) > 1 else os.getcwd()
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port = int(sys.argv[2]) if len(sys.argv) > 2 else 8000
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httpd = simple_server.make_server('', port, app)
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print("Serving {} on port {}, control-C to stop".format(path, port))
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try:
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httpd.serve_forever()
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except KeyboardInterrupt:
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print("\b\bShutting down.")
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print("Shutting down.")
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httpd.server_close()
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