How to create a socket.socket() object from a socket fd?
__peter__ at web.de
Sat Jan 21 18:31:54 EST 2017
Grant Edwards wrote:
> Given a Unix file discriptor for an open TCP socket, I can't figure
> out how to create a python 2.7 socket object like those returned by
> Based on the docs, one might think that socket.fromfd() would do that
> (since the docs say that's what it does):
> Note that the socket.socket() object has a '_sock' attribute, which
> appears to contain an object like that returned by socket.fromfd():
> <socket object, fd=4, family=2, type=1, protocol=0>
> That prompts a question: given a "socket object" as returned by
> socket.fromfd(), how does one create a "socket._socketobject object"
> as returned by socket.socket()?
The socket.py source reveals that you can do it like this:
mysocket = socket.socket(_sock=socket.fromfd(...))
The code has
from _socket import socket # actually a star import
_realsocket = socket
socket = _socketobject
which looks very much like an ad-hoc hack gone permanent.
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