[New-bugs-announce] [issue40700] Make WSGIRequestHandler easier to be customized by the user
Manjusaka
report at bugs.python.org
Wed May 20 11:54:01 EDT 2020
New submission from Manjusaka <lizheao940510 at gmail.com>:
Hello everyone
I think we can make WSGIRequestHandler in wsgiref easier to be customized by the user
Here's the detail
the WSGIRequestHandler in wsgiref.simple_server has some code like this
class WSGIRequestHandler(BaseHTTPRequestHandler):
def handle(self):
"""Handle a single HTTP request"""
self.raw_requestline = self.rfile.readline(65537)
if len(self.raw_requestline) > 65536:
self.requestline = ''
self.request_version = ''
self.command = ''
self.send_error(414)
return
if not self.parse_request(): # An error code has been sent, just exit
return
handler = ServerHandler(
self.rfile, self.wfile, self.get_stderr(), self.get_environ(),
multithread=False,
)
handler.request_handler = self # backpointer for logging
handler.run(self.server.get_app())
If people want just to replace the ServerHandler, they need to override all the handle method, I don't think this is a good way to use.
I prefer do something like this
class WSGIRequestHandler(BaseHTTPRequestHandler):
server_version = "WSGIServer/" + __version__
server_handler = ServerHandler
def handle(self):
"""Handle a single HTTP request"""
self.raw_requestline = self.rfile.readline(65537)
if len(self.raw_requestline) > 65536:
self.requestline = ''
self.request_version = ''
self.command = ''
self.send_error(414)
return
if not self.parse_request(): # An error code has been sent, just exit
return
handler = self.server_handler(
self.rfile, self.wfile, self.get_stderr(), self.get_environ(),
multithread=False,
)
handler.request_handler = self # backpointer for logging
handler.run(self.server.get_app())
Now if people just need simple code to replace the ServerHandler, like this
class CustomWSGIRequestHandler(WSGIRequestHandler):
server_handler = CustomeServerHandler
what do you think, I'm glad to make a PR for this
----------
components: Library (Lib)
messages: 369465
nosy: Manjusaka
priority: normal
severity: normal
status: open
title: Make WSGIRequestHandler easier to be customized by the user
type: enhancement
versions: Python 3.6, Python 3.7, Python 3.8, Python 3.9
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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue40700>
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