code: def test_plot_connectome_alpha(alpha, adjacency, node_coords):
      """Smoke test for plot_connectome with various alpha values."""
      plot_connectome(adjacency, node_coords, alpha=alpha)
      plt.close()
  
imports: import os
  import matplotlib.pyplot
  import numpy
  import pytest
  from matplotlib.patches import FancyArrow
  from scipy import sparse
  from nilearn.plotting import plot_connectome
label_desc: Use image node_id 11 for calling a global function with example usage: test_plot_connectome_alpha(alpha, adjacency, node_coords) without return types