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jupyter-server-ioloop: Spend more time waiting for input

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As opposed to spending most of the time waiting for websocket messages.

This makes Emacs more responsive in scenarios where we are sending input to a
kernel and immediately waiting for a response, e.g. in `jupyter-repl-ret` and
`jupyter-eval`.
This commit is contained in:
Nathaniel Nicandro 2019-08-27 13:27:41 -05:00
parent fbabaa2303
commit 0484fa1191
1 changed files with 3 additions and 9 deletions
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12
jupyter-server-ioloop.el
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@ -110,11 +110,8 @@ websocket.")
;; Waiting is done using `accept-process-output' instead of
;; `zmq-poller-wait-all' since the latter doesn't allow Emacs to process
;; websocket events.
(setq jupyter-server-timeout jupyter-ioloop-timeout
jupyter-ioloop-timeout 0)
(push
(lambda () (accept-process-output nil (/ jupyter-server-timeout 1000.0)))
jupyter-ioloop-pre-hook)
(setq jupyter-server-timeout (/ jupyter-ioloop-timeout 4)
jupyter-ioloop-timeout (* 3 (/ jupyter-ioloop-timeout 4)))
(setq jupyter-server-rest-client (jupyter-rest-client
:url ,(oref ioloop url)
:ws-url ,(oref ioloop ws-url)
@ -127,10 +124,7 @@ websocket.")
;; Added to `jupyter-ioloop-pre-hook'
(defun jupyter-server-ioloop--recv-messages ()
;; A negative value of seconds means to return immediately if there was
;; nothing that could be read from subprocesses. See `Faccept_process_output'
;; and `wait_reading_process_output'.
(accept-process-output nil -1)
(accept-process-output nil (/ jupyter-server-timeout 1000.0))
(when jupyter-server-recvd-messages
(mapc (lambda (msg) (prin1 (cons 'message msg)))
(nreverse jupyter-server-recvd-messages))