code: def testSkipIfEmpty_OnEmpty_RaisesSkipSignal(self):
      with self.assertRaises(exceptions.SkipSignal):
          self._skip_if_empty([])
  
file_path: tfx/tfx/dsl/input_resolution/ops/skip_if_empty_op_test.py
imports: import tensorflow
  from tfx.dsl.input_resolution.ops import ops
  from tfx.dsl.input_resolution.ops import test_utils
  from tfx.orchestration.portable.input_resolution import exceptions
label_desc: Use image node_id 3 for calling the SkipIfEmptyOpTest obj's underlying member method code with example usage: obj.testSkipIfEmpty_OnEmpty_RaisesSkipSignal() without return types