code: def test_violinplot(age_and_labels, close_figures):
      age, labels = age_and_labels
  
      fig, ax = plt.subplots(1, 1)
      violinplot(
          age,
          ax=ax,
          labels=labels,
          plot_opts={
              "cutoff_val": 5,
              "cutoff_type": "abs",
              "label_fontsize": "small",
              "label_rotation": 30,
          },
      )
  
file_path: statsmodels/statsmodels/graphics/tests/test_boxplots.py
imports: import numpy
  import pytest
  from statsmodels.datasets import anes96
  from statsmodels.graphics.boxplots import beanplot, violinplot
label_desc: Use image node_id 2 for calling a global function with example usage: test_violinplot(age_and_labels, close_figures) without return types