ember.create_vectorized_features("./ember/")
Vectorizing training set
  0%|                                                                                    | 0/900000 [00:00<?, ?it/s]
multiprocessing.pool.RemoteTraceback:
"""
Traceback (most recent call last):
  File "/opt/conda/lib/python3.8/multiprocessing/pool.py", line 125, in worker
    result = (True, func(*args, **kwds))
  File "/opt/conda/lib/python3.8/site-packages/ember-0.1.0-py3.8.egg/ember/__init__.py", line 44, in vectorize_unpack
    return vectorize(*args)
  File "/opt/conda/lib/python3.8/site-packages/ember-0.1.0-py3.8.egg/ember/__init__.py", line 31, in vectorize
    feature_vector = extractor.process_raw_features(raw_features)
  File "/opt/conda/lib/python3.8/site-packages/ember-0.1.0-py3.8.egg/ember/features.py", line 552, in process_raw_features
    feature_vectors = [fe.process_raw_features(raw_obj[fe.name]) for fe in self.features]
  File "/opt/conda/lib/python3.8/site-packages/ember-0.1.0-py3.8.egg/ember/features.py", line 552, in <listcomp>
    feature_vectors = [fe.process_raw_features(raw_obj[fe.name]) for fe in self.features]
  File "/opt/conda/lib/python3.8/site-packages/ember-0.1.0-py3.8.egg/ember/features.py", line 192, in process_raw_features
    entry_name_hashed = FeatureHasher(50, input_type="string").transform([raw_obj['entry']]).toarray()[0]
  File "/opt/conda/lib/python3.8/site-packages/sklearn/utils/_set_output.py", line 142, in wrapped
    data_to_wrap = f(self, X, *args, **kwargs)
  File "/opt/conda/lib/python3.8/site-packages/sklearn/feature_extraction/_hash.py", line 170, in transform
    raise ValueError(
ValueError: Samples can not be a single string. The input must be an iterable over iterables of strings.
"""

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/opt/conda/lib/python3.8/site-packages/ember-0.1.0-py3.8.egg/ember/__init__.py", line 75, in create_vectorized_features
  File "/opt/conda/lib/python3.8/site-packages/ember-0.1.0-py3.8.egg/ember/__init__.py", line 60, in vectorize_subset
  File "/opt/conda/lib/python3.8/site-packages/tqdm/std.py", line 1195, in __iter__
    for obj in iterable:
  File "/opt/conda/lib/python3.8/multiprocessing/pool.py", line 868, in next
    raise value
ValueError: Samples can not be a single string. The input must be an iterable over iterables of strings.
>>>