code: def test_build_tensor_graph(self):
      src_num_nodes = paddle.to_tensor(4)
      dst_num_nodes = paddle.to_tensor(5)
      e = np.array([(0, 1), (1, 2), (3, 4)])
      edges = paddle.to_tensor(e)
  
      g2 = pgl.BiGraph(
          edges=edges,
          src_num_nodes=src_num_nodes,
          dst_num_nodes=dst_num_nodes,
      )
  
imports: import os
  import unittest
  import numpy
  import paddle
  import pgl
  from testsuite import create_random_bigraph
label_desc: Use image node_id 3 for calling the BiGraphTest obj's underlying member method code with example usage: obj.test_build_tensor_graph() without return types