code: def _scalar_mul(self, f, a):
      return RKHSFun(
          f.kernel, {x: a * a_cur for x, a_cur in f.alphas.items()}
      )
  
imports: from __future__ import print_function
  import autograd.numpy
  import autograd.numpy.random
  from autograd.extend import primitive, defvjp, defjvp, VSpace, Box
  from autograd.util import func
  from autograd import grad
label_desc: Use image node_id 5 for calling the RKHSFunVSpace obj's underlying member method code with example usage: obj._scalar_mul(f, a) and returns: RKHSFun