code: def setup(self):
      vertices, faces = default_sphere.vertices, default_sphere.faces
      self.edges = unique_edges(faces)
      self.odf = np.zeros(len(vertices))
      self.odf[1] = 1.0
      self.odf[143] = 143.0
      self.odf[305] = 305.0
  
file_path: dipy/benchmarks/benchmarks/bench_reconst.py
imports: import numpy
  from dipy.core.sphere import unique_edges
  from dipy.core.gradients import GradientTable
  from dipy.data import default_sphere, read_stanford_labels
  from dipy.io.image import load_nifti_data
  from dipy.reconst.csdeconv import ConstrainedSphericalDeconvModel
  from dipy.reconst.recspeed import local_maxima
  from dipy.reconst.vec_val_sum import vec_val_vect
label_desc: Use image node_id 1 for calling the BenchRecSpeed obj's underlying member method code with example usage: obj.setup() without return types