code: def can_document_member(cls, member, membername, isattr, parent):
      return isinstance(member, TraitType)
  
file_path: pythreejs/docs/sphinxext/autodoc_traits.py
imports: from collections import OrderedDict
  from traitlets import TraitType, Undefined, Container, Dict, Any, HasTraits
  from sphinx.ext.autodoc import ClassDocumenter, AttributeDocumenter
label_desc: Use image node_id 1 for calling the TraitDocumenter obj's underlying member method code with example usage: obj.can_document_member(cls, member, membername, isattr, parent) and returns: isinstance