code: def test_removesuffix(self):
      x = "model.keras"
      self.assertEqual(python_utils.removesuffix(x, ".keras"), "model")
      self.assertEqual(python_utils.removesuffix(x, "model"), x)
  
file_path: keras/keras/utils/python_utils_test.py
imports: import base64
  import marshal
  from keras import testing
  from keras.utils import python_utils
label_desc: Use image node_id 2 for calling the PythonUtilsTest obj's underlying member method code with example usage: obj.test_removesuffix() without return types