code: def flavor_darcula():
      """
      Darcula color scheme.
  
      Returns
      -------
      `FeatureSpec`
          Theme specification.
  
      Examples
      --------
      .. jupyter-execute::
          :linenos:
          :emphasize-lines: 11
  
          import numpy as np
          from lets_plot import *
          LetsPlot.setup_html()
          data = {'name': ['pen', 'brush', 'paper'],
                  'slice': [1, 3, 3]}
          ggplot(data) + \\
              geom_pie(aes(fill='name', slice='slice'),
                       stat='identity', color='pen',
                       tooltips='none', labels=layer_labels().line('@name')) + \\
              scale_fill_manual(['pen', 'brush', 'paper']) + \\
              flavor_darcula()
  
      """
      return FeatureSpec("theme", name=None, flavor="darcula")
  
file_path: lets-plot/python-package/lets_plot/plot/theme_set.py
imports: from .core import FeatureSpec
label_desc: Use image node_id 9 for calling a global function with example usage: flavor_darcula() and returns: FeatureSpec