let plotlyTheme = determineComputedTheme();
/* Create plotly chart as another node and hide the code block, appending the plotly node after it
       this is done to enable retrieving the code again when changing theme between light/dark */
document.addEventListener("readystatechange", () => {
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      /* create plotly node */
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      backup.after(chartElement);

      /* create plotly */
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      if (plotlyTheme === "dark") {
        // dark theme extracted from https://github.com/plotly/plotly.py/blob/main/plotly/package_data/templates/plotly_dark.json?raw=true
        // prettier-ignore
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        // if jsonData.layout exists, then update the theme
        if (jsonData.layout) {
          if (jsonData.layout.template) {
            jsonData.layout.template = { ...plotlyDarkLayout, ...jsonData.layout.template };
          } else {
            jsonData.layout.template = plotlyDarkLayout;
          }
        } else {
          jsonData.layout = { template: plotlyDarkLayout };
        }
      } else {
        // light theme extracted from https://github.com/plotly/plotly.py/blob/main/plotly/package_data/templates/plotly_white.json?raw=true
        // prettier-ignore
        const plotlyLightLayout = 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        // if jsonData.layout exists, then update the theme
        if (jsonData.layout) {
          if (jsonData.layout.template) {
            jsonData.layout.template = { ...plotlyLightLayout, ...jsonData.layout.template };
          } else {
            jsonData.layout.template = plotlyLightLayout;
          }
        } else {
          jsonData.layout = { template: plotlyLightLayout };
        }
      }

      Plotly.react(chartElement, jsonData.data, jsonData.layout);
    });
  }
});