code: def test_hist_single_row(self):
      # GH10214
      bins = np.arange(80, 100 + 2, 1)
      df = DataFrame(
          {"Name": ["AAA", "BBB"], "ByCol": [1, 2], "Mark": [85, 89]}
      )
      df["Mark"].hist(by=df["ByCol"], bins=bins)
  
file_path: pandas/pandas/tests/plotting/test_groupby.py
imports: import numpy
  import pytest
  from pandas import DataFrame, Index, Series
  from pandas.tests.plotting.common import _check_axes_shape, _check_legend_labels
label_desc: Use image node_id 6 for calling the TestDataFrameGroupByPlots obj's underlying member method code with example usage: obj.test_hist_single_row() without return types