code: def lookup_class(fully_qualified_name):
      
      module_name, class_name = str(fully_qualified_name).rsplit(".", 1)
      module = __import__(module_name, globals(), locals(), [class_name], 0)
      Class = getattr(module, class_name)
  
      if not inspect.isclass(Class):
          raise TypeError(
              "%s is not of type class: %s" % (class_name, type(Class)))
  
      return Class
docs: Given its fully qualified name, finds the desired class and imports it.
      Returns the Class object if found.