How to use the nanocomp.utils.plot_settings function in NanoComp

def make_plots(df, settings):
    utils.plot_settings(dict(), dpi=settings["dpi"])
    df["log length"] = np.log10(df["lengths"])
    plots = []
    plots.extend(
        compplots.output_barplot(
            df=df,
            figformat=settings["format"],
            path=settings["path"],
            title=settings["title"],
            palette=settings["colors"])
    )
    plots.extend(
        compplots.n50_barplot(
            df=df,
            figformat=settings["format"],
            path=settings["path"],
            title=settings["title"],