code: def test_maximum_inconsistent_shapes(self):
      x1_data = numpy.random.uniform(-1, 1, (3, 2)).astype(self.dtype)
      x2_data = numpy.random.uniform(-1, 1, (2, 3)).astype(self.dtype)
      x1 = chainer.Variable(x1_data)
      x2 = chainer.Variable(x2_data)
      with self.assertRaises(type_check.InvalidType):
          functions.maximum(x1, x2)
  
file_path: chainer/tests/chainer_tests/functions_tests/math_tests/test_maximum.py
imports: import unittest
  import numpy
  import chainer
  from chainer import functions
  from chainer import testing
  from chainer.utils import type_check
label_desc: Use image node_id 1 for calling the TestMaximumInconsistentShapes obj's underlying member method code with example usage: obj.test_maximum_inconsistent_shapes() without return types