Functions to set attributes of a jupyter notebooks

jupyter_tools.sh

#!/usr/bin/env bash

ipynb_set_authors () {
    local authors="[]"
    local file="$1"
    for author in "${@:2}"; do
        authors="$(jq --arg author "$author" '. + [{"name": $author}]' <(echo "$authors"))" || return $?
    done
    jq_edit "$file" --argjson authors "$authors" '.metadata.authors = $authors'
}

ipynb_set_title () {
    local file="$1"
    local title="$2"
    jq_edit "$file" --arg title "$title" '.metadata.title = $title'
}

# Only writes to file if the jq command succeeds
jq_edit () {
    local file="$1"
    local modified="$(mktemp)"
    jq "${@:2}" < "$file" > "$modified" || return $?
    mv "$modified" "$file" || return $?
}