code: def test_unknown_param_raises_error():
      api_params = {"problem": "classification", "unknown": 2}
      try:
          _ = Fedot(**api_params)
      except KeyError as e:
          assert str(e) == "\"Invalid key parameters {'unknown'}\""
  
file_path: FEDOT/test/unit/api/test_main_api.py
imports: import numpy
  import pandas
  import pytest
  from fedot import Fedot
  from fedot.api.api_utils.api_data import ApiDataProcessor
  from fedot.core.data.data import InputData
  from fedot.core.data.multi_modal import MultiModalData
  from fedot.core.repository.tasks import Task, TaskTypesEnum, TsForecastingParams
  from fedot.core.utils import fedot_project_root
  from test.data.datasets import data_with_binary_features_and_categorical_target, get_dataset, load_categorical_multidata, get_split_data_paths, get_split_data, get_multimodal_ts_data, load_categorical_unimodal
label_desc: Use image node_id 3 for calling a global function with example usage: test_unknown_param_raises_error() without return types