message: Remove the commented graphic part from the example (to be added to tutorial notebooks)
diff: #!/usr/bin/env python
  from gudhi import random_point_generators
  -from gudhi import AlphaComplex, SimplexTree
  -from gudhi import plot_persistence_barcode, plot_persistence_diagram
  -
  -import matplotlib.pyplot as plt
  +from gudhi import AlphaComplex
  """ This file is part of the Gudhi Library - https://gudhi.inria.fr/ - which is released under MIT.
  @@ -28,10 +25,6 @@ print("AlphaComplex creation from generated points")
  # Generate a circle: 50 points; dim 2; radius 1
  points = random_point_generators.generate_points_on_sphere_d(50, 2, 1)
  -# Plot the generated points (to uncomment if wished)
  -#plt.scatter(points[:,0], points[:,1])
  -#plt.show()
  -
  # Create an alpha complex
  alpha_complex = AlphaComplex(points=points)
  simplex_tree = alpha_complex.create_simplex_tree()
  @@ -41,12 +34,3 @@ result_str = 'Alpha complex is of dimension ' + repr(simplex_tree.dimension()) +
  repr(simplex_tree.num_vertices()) + ' vertices.'
  print(result_str)
  -
  -# Compute the persistence
  -diag = simplex_tree.persistence()
  -
  -# Plot the barcode and diagram (to uncomment if wished)
  -#plot_persistence_barcode(diag)
  -#plt.show()
  -#plot_persistence_diagram(diag)
  -#plt.show()
  