code: def test_extra_args(self):
      @typecheck(x=int)
      def f(x):
          pass
  
      f(1)
      with self.assertRaises(TypeError):
          f(1, 2)
  
file_path: hail/hail/python/test/hail/typecheck/test_typecheck.py
imports: import unittest
  from hail.typecheck.check import *
label_desc: Use image node_id 9 for calling the Tests obj's underlying member method code with example usage: obj.test_extra_args() without return types