def screeplot(obj="pcascree", axlabelfontsize=9, axlabelfontname="Arial", axxlabel=None,
            axylabel=None, figtype='png', r=300, show=False, dim=(6, 4), theme=None):
    if theme == 'dark':
        general.dark_bg()
    y = [x * 100 for x in obj[1]]
    plt.subplots(figsize=dim)
    plt.bar(obj[0], y)
    xlab='PCs'
    ylab='Proportion of variance (%)'
    if axxlabel:
        xlab = axxlabel
    if axylabel:
        ylab = axylabel
    plt.xticks(fontsize=7, rotation=70)
    general.axis_labels(xlab, ylab, axlabelfontsize, axlabelfontname)
    general.get_figure(show, r, figtype, 'screeplot', theme)