code: def type_name(self):
      module_name = "{module}.{name}".format(
          module=self.type.__module__,
          name=self.type.__name__,
      )
      return module_name.replace(".", "_").lower()
  
imports: from __future__ import absolute_import
  from collections import defaultdict
  import six
  from .None import errors
  from .fields import NotSet
label_desc: Use image node_id 4 for calling the ObjectBuilder obj's underlying member method code with example usage: obj.type_name() and returns: module_name