code: def affines(self):
      return [self.affine(i) for i in range(len(self.centers))]
  
file_path: nipy/nipy/algorithms/registration/polyaffine.py
imports: import numpy
  from ._registration import _apply_polyaffine
  from .affine import apply_affine
  from .transform import Transform
label_desc: Use image node_id 3 for calling the PolyAffine obj's underlying member method code with example usage: obj.affines() and returns: unknown