class_docstr: Graph Initialize test.
  
  Test python wrapper for Graph c++ api works as expected.
class_docstr_tok: ["Graph","Initialize","test",".","Test","python","wrapper","for","Graph","c++","api","works","as","expected","."]
code: def testInitializeGraph(self):
      self.assertTrue(
          base.initialize_graph(
              {
                  "mode": "local",
                  "data_path": "/tmp/euler",
                  "sampler_type": "all",
              }
          )
      )
  
file_path: euler/tf_euler/python/euler_ops/base_test.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import os
  import subprocess
  from tensorflow.python.platform import test
  from tf_euler.python.euler_ops import base
label_desc: Use image node_id 2 for calling the BaseTest obj's underlying member method code with example usage: obj.testInitializeGraph() without return types