code: def test_ia3_is_feedforward_subset_invalid_config(self):
      # This test checks that the IA3 config raises a value error if the feedforward_modules argument
      # is not a subset of the target_modules argument
  
      # an example invalid config
      invalid_config = {
          "target_modules": ["k", "v"],
          "feedforward_modules": ["q"],
      }
  
      with self.assertRaisesRegex(
          ValueError,
          expected_regex="^`feedforward_modules` should be a subset of `target_modules`$",
      ):
          IA3Config(**invalid_config)
  
imports: import copy
  import os
  import pickle
  import tempfile
  import unittest
  import warnings
  import pytest
  from parameterized import parameterized
  from peft import AdaLoraConfig, AdaptionPromptConfig, IA3Config, LoHaConfig, LoraConfig, MultitaskPromptTuningConfig, OFTConfig, PeftConfig, PolyConfig, PrefixTuningConfig, PromptEncoder, PromptEncoderConfig, PromptTuningConfig
label_desc: Use image node_id 16 for calling the PeftConfigTester obj's underlying member method code with example usage: obj.test_ia3_is_feedforward_subset_invalid_config() without return types