code: def literal_inc_path(testroot):
      return testroot / "literal.inc"
  
imports: import os.path
  import pytest
  from docutils import nodes
  from sphinx.config import Config
  from sphinx.directives.code import LiteralIncludeReader
  from sphinx.testing.util import etree_parse
label_desc: Use image node_id 2 for calling a global function with example usage: literal_inc_path(testroot) and returns: unknown