code: def _gen_data_zeros(n_samples, n_features, dtype=np.float32):
      """Dummy generator for use in testing - returns all 0s"""
      return cp.zeros((n_samples, n_features), dtype=dtype), cp.zeros(
          n_samples, dtype=dtype
      )
  
imports: from cuml.internals.import_utils import has_scipy
  from cuml.internals.safe_imports import gpu_only_import_from
  from cuml.internals import input_utils
  from urllib.request import urlretrieve
  import sklearn.model_selection
  from sklearn.datasets import load_svmlight_file, fetch_covtype
  import cuml.datasets
  from cuml.internals.safe_imports import cpu_only_import
  import os
  import functools
  import gzip
  from cuml.internals.safe_imports import gpu_only_import
label_desc: Use image node_id 3 for calling a global function with example usage: _gen_data_zeros(n_samples, n_features, dtype) and returns: cp,  cp