code: def test_isin_empty(self, empty):
      # GH#16991
      df = DataFrame({"A": ["a", "b", "c"], "B": ["a", "e", "f"]})
      expected = DataFrame(False, df.index, df.columns)
  
      result = df.isin(empty)
      tm.assert_frame_equal(result, expected)
  
file_path: pandas/pandas/tests/frame/methods/test_isin.py
imports: import numpy
  import pytest
  import pandas
  from pandas import DataFrame, MultiIndex, Series
  import pandas._testing
label_desc: Use image node_id 2 for calling the TestDataFrameIsIn obj's underlying member method code with example usage: obj.test_isin_empty(empty) without return types