class_docstr: General interface for importing a class by its name.
docstr: import a class by name
code: def create(cls, name):
      """
      import a class by name
      """
      return select_module(name, cls.type_str, cls.SUPPORTED)
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import importlib
  import os
  import tensorflow
  from niftynet.utilities.util_common import damerau_levenshtein_distance
label_desc: Use image node_id 1 for calling the ModuleFactory obj's underlying member method code with example usage: obj.create(cls, name) and returns: select_module