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Work around a bug when using jupyter-with-client in jupyter-kernel-info

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There would be a `max-lisp-eval-depth` error issued when attempting to
let bind `jupyter-current-client` for some reason.
This commit is contained in:
Nathaniel Nicandro 2022-01-14 15:14:49 -06:00
parent 3b94b2b4dc
commit 801a2d9da3
1 changed files with 19 additions and 14 deletions
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33
jupyter-client.el
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@ -1659,20 +1659,25 @@ name are changed to \"-\" and all uppercase characters lowered."
(or (oref client kernel-info)
(progn
(message "Requesting kernel info...")
(let ((jupyter-current-client client))
(jupyter-mlet* ((msg (jupyter-reply
(jupyter-kernel-info-request
:handlers nil)
(* 3 jupyter-long-timeout))))
(message "Requesting kernel info...done")
(oset client kernel-info (jupyter-message-content msg))
;; Canonicalize language name to a language symbol for
;; method dispatching
(let* ((info (plist-get (oref client kernel-info) :language_info))
(lang (plist-get info :name))
(name (jupyter-canonicalize-language-string lang)))
(plist-put info :name (intern name)))))
(oref client kernel-info))))
(let ((old-client jupyter-current-client)
(old-io jupyter-current-io))
(setq jupyter-current-client client)
(setq jupyter-current-io (or (car (oref jupyter-current-client io))
(error "Client not connected to a kernel")))
(unwind-protect
(jupyter-mlet* ((msg (jupyter-reply
(jupyter-kernel-info-request
:handlers nil)
(* 3 jupyter-long-timeout))))
(message "Requesting kernel info...done")
(oset client kernel-info (jupyter-message-content msg))
(let* ((info (plist-get (oref client kernel-info) :language_info))
(lang (plist-get info :name))
(name (jupyter-canonicalize-language-string lang)))
(plist-put info :name (intern name))))
(setq jupyter-current-client old-client)
(setq jupyter-current-io old-io))
(oref client kernel-info)))))
(defun jupyter-kernel-language-mode-properties (client)
"Get the `major-mode' info of CLIENT's kernel language.