code: def test_grouped_box_layout_too_small(self, hist_df):
      df = hist_df
  
      msg = "Layout of 1x1 must be larger than required size 2"
      with pytest.raises(ValueError, match=msg):
          df.boxplot(
              column=["weight", "height"], by=df.gender, layout=(1, 1)
          )
  
imports: import itertools
  import string
  import numpy
  import pytest
  from pandas import DataFrame, MultiIndex, Series, date_range, plotting, timedelta_range
  import pandas._testing
  from pandas.tests.plotting.common import _check_axes_shape, _check_box_return_type, _check_plot_works, _check_ticks_props, _check_visible
  from pandas.io.formats.printing import pprint_thing
label_desc: Use image node_id 12 for calling the TestDataFrameGroupByPlots obj's underlying member method code with example usage: obj.test_grouped_box_layout_too_small(hist_df) without return types