code: def sample_simple_02():
      elbow_analysis(SIMPLE_SAMPLES.SAMPLE_SIMPLE2, 1, 10)
      elbow_analysis(
          SIMPLE_SAMPLES.SAMPLE_SIMPLE2,
          1,
          10,
          initializer=random_center_initializer,
      )
  
imports: import matplotlib.pyplot
  from pyclustering.cluster.center_initializer import kmeans_plusplus_initializer, random_center_initializer
  from pyclustering.cluster.elbow import elbow
  from pyclustering.cluster.kmeans import kmeans, kmeans_visualizer
  from pyclustering.utils import read_sample
  from pyclustering.samples.definitions import SIMPLE_SAMPLES
label_desc: Use image node_id 3 for calling a global function with example usage: sample_simple_02() without return types