code: def test_formatter_options_validator(formatter, exp):
      df = DataFrame([[9]])
      with option_context("styler.format.formatter", formatter):
          assert f" {exp} " in df.style.to_latex()
  
imports: import numpy
  import pytest
  from pandas import NA, DataFrame, IndexSlice, MultiIndex, NaT, Timestamp, option_context
  from pandas.io.formats.style import Styler
  from pandas.io.formats.style_render import _str_escape
label_desc: Use image node_id 29 for calling a global function with example usage: test_formatter_options_validator(formatter, exp) without return types