code: def test_tensor_base_object():
      tensor = pa.Tensor.from_numpy(np.random.randn(10, 4))
      n = sys.getrefcount(tensor)
      array = tensor.to_numpy()  # noqa
      assert sys.getrefcount(tensor) == n + 1
  
file_path: arrow/python/pyarrow/tests/test_tensor.py
imports: import os
  import sys
  import pytest
  import warnings
  import weakref
  import numpy
  import pyarrow
label_desc: Use image node_id 2 for calling a global function with example usage: test_tensor_base_object() without return types