code: def test_branch(self):
      @cupy.fuse()
      def f(x):
          if x > 0:
              return x
          return -x
  
      x = testing.shaped_random((3, 3), cupy, cupy.int64, seed=0)
      with pytest.raises(TypeError, match="Python scalar"):
          f(x)
  
imports: import threading
  import unittest
  from unittest import mock
  import pytest
  import cupy
  from cupy import testing
  from cupy_tests.core_tests.fusion_tests import fusion_utils
label_desc: Use image node_id 1 for calling the TestFusionInvalid obj's underlying member method code with example usage: obj.test_branch() and returns: unknown, x