code: def test_dbscan_out_dtype_fails_invalid_input(client):
      from cuml.dask.cluster.dbscan import DBSCAN as cuDBSCAN
  
      X, _ = make_blobs(n_samples=500)
  
      cuml_dbscan = cuDBSCAN(output_type="numpy")
      cuml_dbscan.fit_predict(X, out_dtype="bad_input")
  
file_path: cuml/python/cuml/tests/dask/test_dask_dbscan.py
imports: from sklearn.preprocessing import StandardScaler
  from sklearn.metrics import pairwise_distances
  from sklearn.datasets import make_blobs
  from sklearn.cluster import DBSCAN
  from cuml.testing.utils import get_pattern, unit_param, quality_param, stress_param, array_equal, assert_dbscan_equal
  import pytest
  from cuml.internals.safe_imports import cpu_only_import
label_desc: Use image node_id 5 for calling a global function with example usage: test_dbscan_out_dtype_fails_invalid_input(client) without return types