class_docstr: Wrap TensorFlow Session.run() by adding preprocessing and postprocessing
  steps.
class_docstr_tok: ["Wrap","TensorFlow","Session.run","(",")","by","adding","preprocessing","and","postprocessing","steps","."]
code: def proc_fvals(self, fvals):
      raise NotImplementedError("proc_fvals not implemented.")
  
imports: from collections import OrderedDict
label_desc: Use image node_id 4 for calling the Runner obj's underlying member method code with example usage: obj.proc_fvals(fvals) without return types