code: def standard_basis(self):
      for idxs in np.ndindex(*self.shape):
          for v in [1.0, 1.0j]:
              vect = np.zeros(self.shape, dtype=self.dtype)
              vect[idxs] = v
              yield vect
  
imports: import numpy
  from autograd.extend import VSpace
  from autograd.builtins import NamedTupleVSpace
label_desc: Use image node_id 3 for calling the ComplexArrayVSpace obj's underlying member method code with example usage: obj.standard_basis() without return types