@classmethod<EOL><INDENT>def document_path(cls, project, knowledge_base, document):<DEDENT>
return google.api_core.path_template.expand(<EOL>'<STR_LIT>',<EOL>project=project,<EOL>knowledge_base=knowledge_base,<EOL>document=document,<EOL>)<EOL>
Return a fully-qualified document string.