code: def test_load_file_invalid(self):
      self.assertRaises(
          ValueError, xgb.Booster, model_file="incorrect_path"
      )
  
      self.assertRaises(ValueError, xgb.Booster, model_file="不正なパス")
  
file_path: turicreate/src/external/xgboost/tests/python/test_basic.py
imports: import numpy
  import xgboost
  import unittest
  import matplotlib
label_desc: Use image node_id 5 for calling the TestBasic obj's underlying member method code with example usage: obj.test_load_file_invalid() without return types