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jupyter-available-kernelspecs: Handle parsing kernelspecs better

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Raise an error when `jupyter kernelspec list --json` doesn't return
valid JSON.
This commit is contained in:
Nathaniel Nicandro 2023-06-08 09:19:17 -05:00
parent 11ace8c805
commit e548c6cdbb
1 changed files with 14 additions and 3 deletions
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17
jupyter-kernelspec.el
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@ -76,9 +76,20 @@ REFRESH."
(or (and (not refresh) (gethash host jupyter--kernelspecs)) (or (and (not refresh) (gethash host jupyter--kernelspecs))
(let ((specs (let ((specs
(plist-get (plist-get
(jupyter-read-plist-from-string (let ((json (or (jupyter-command "kernelspec" "list"
(or (jupyter-command "kernelspec" "list" "--json" "--log-level" "ERROR") "--json" "--log-level" "ERROR")
(error "Can't obtain kernelspecs from jupyter shell command"))) (error "\
Can't obtain kernelspecs from jupyter shell command"))))
(condition-case nil
(jupyter-read-plist-from-string json)
(error
(error "\
Jupyter kernelspecs couldn't be parsed from
jupyter kernelspec list --json
To investiagate further, run that command in a shell and examine
why it isn't returning valid JSON."))))
:kernelspecs))) :kernelspecs)))
(puthash (puthash
host host