docstr: Mixture of 2 Dirichlet distributions.
docstr_tok: ["Mixture","of","2","Dirichlet","distributions","."]
code: def test_batch_0d_event_1d(self):
      """Mixture of 2 Dirichlet distributions."""
      with self.test_session():
          probs = np.array([0.4, 0.6], np.float32)
          concentration = np.ones([2, 3], np.float32)
  
          self._test(
              [], probs, {"concentration": concentration}, Dirichlet
          )
          self._test(
              [5], probs, {"concentration": concentration}, Dirichlet
          )
  
file_path: edward/tests/models/param_mixture_sample_test.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import edward
  import numpy
  import tensorflow
  from edward.models import Beta, Dirichlet, Normal, ParamMixture
label_desc: Use image node_id 3 for calling the test_param_mixture_sample_class obj's underlying member method code with example usage: obj.test_batch_0d_event_1d() without return types