code: def test_memmap(self):
      path = Variable(Generic(), None)
      x = load(path, "int32", (None,), mmap_mode="c")
      fn = function([path], x)
      assert type(fn(self.filename)) == np.core.memmap
  
file_path: pytensor/tests/tensor/test_io.py
imports: import os
  import numpy
  import pytest
  import pytensor
  from pytensor import function
  from pytensor.graph.basic import Variable
  from pytensor.link.c.type import Generic
  from pytensor.tensor.io import load
label_desc: Use image node_id 5 for calling the TestLoadTensor obj's underlying member method code with example usage: obj.test_memmap() without return types