code: def test_rev_opt_map():
      map = {"-f": "fun", "-o": "outline"}
      rev_map = reverse_opt_map(foo_opt_map)
      assert rev_map == map
  
imports: from nipype.utils.docparse import reverse_opt_map, build_doc, insert_doc
label_desc: Use image node_id 1 for calling a global function with example usage: test_rev_opt_map() without return types