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--------------------------------------------------------------------------- InternalError Traceback (most recent call last) <ipython-input-16-3776f41e3084> in <module> ----> 1 theta_data = model_artm.get_theta_sparse() /usr/local/lib/python3.6/site-packages/bigartm-0.9.0-py3.6.egg/artm/artm_model.py in get_theta_sparse(self, topic_names, eps) 886 for topic_name in topic_names: 887 args.topic_name.append(topic_name) --> 888 theta = self._lib.ArtmRequestThetaMatrixExternal(self.master.master_id, args) 889 890 numpy_ndarray = numpy.zeros(shape=(3 * theta.num_values, 1), dtype=numpy.float32) /usr/local/lib/python3.6/site-packages/bigartm-0.9.0-py3.6.egg/artm/wrapper/api.py in artm_api_call(*args) 159 func.restype = spec.result_type 160 result = func(*c_args) --> 161 self._check_error(result) 162 163 # return result value /usr/local/lib/python3.6/site-packages/bigartm-0.9.0-py3.6.egg/artm/wrapper/api.py in _check_error(self, error_code) 95 exception_class = ARTM_EXCEPTION_BY_CODE.get(error_code) 96 if exception_class is not None: ---> 97 raise exception_class(error_message) 98 else: 99 raise RuntimeError(error_message)
InternalError: theta_matrix->topic_indices_size() == 0