code: def test_int64_reshape_input(self):
      _test_reshape(
          old_shape=(4, 2, 1),
          new_shape=(2, 4),
          arg_shape=False,
          shape_dtype=np.int64,
      )
  
file_path: pytorch/caffe2/python/ideep/reshape_op_test.py
imports: from caffe2.python.test_util import TestCase
  from caffe2.proto import caffe2_pb2
  import unittest
  import numpy
  from caffe2.python import core, workspace
label_desc: Use image node_id 3 for calling the TestReShapeOps obj's underlying member method code with example usage: obj.test_int64_reshape_input() without return types