old_contents: import os
  import tempfile
  from textwrap import dedent
  
  from cffi import FFI
  
  from pywincffi import core2
  from pywincffi.testutil import TestCase
  
  
  class TestFFI(TestCase):
      """
      Tests the ``pywinffi.core.library.ffi`` global.
      """
      def test_unicode(self):
          self.assertTrue(core.ffi._windows_unicode)
  
      def test_instance(self):
          self.assertIsInstance(core.ffi, FFI)
  
  
  class TestBind(TestCase):
      def test_bind(self):
          ffi = FFI()
          ffi.set_unicode(True)
  
          fd, path = tempfile.mkstemp()
          self.addCleanup(self.remove, path)
  
          with os.fdopen(fd, "wb") as temp_stream:
              data = dedent("""
              #define PROCESS_QUERY_INFORMATION 0x0400
              """)
              temp_stream.write(data.encode())
  
          kernel32 = core.bind("kernel32", path, ffi_=ffi)
          self.assertEqual(kernel32.PROCESS_QUERY_INFORMATION, 0x0400)
  
new_contents: import os
  import tempfile
  from textwrap import dedent
  
  from cffi import FFI
  
  from pywincffi import core2 as core
  from pywincffi.testutil import TestCase
  
  
  class TestFFI(TestCase):
      """
      Tests the ``pywinffi.core.library.ffi`` global.
      """
      def test_unicode(self):
          self.assertTrue(core.ffi._windows_unicode)
  
      def test_instance(self):
          self.assertIsInstance(core.ffi, FFI)
  
  
  class TestBind(TestCase):
      def test_bind(self):
          ffi = FFI()
          ffi.set_unicode(True)
  
          fd, path = tempfile.mkstemp()
          self.addCleanup(self.remove, path)
  
          with os.fdopen(fd, "wb") as temp_stream:
              data = dedent("""
              #define PROCESS_QUERY_INFORMATION 0x0400
              """)
              temp_stream.write(data.encode())
  
          kernel32 = core.bind("kernel32", path, ffi_=ffi)
          self.assertEqual(kernel32.PROCESS_QUERY_INFORMATION, 0x0400)
  
subject: test name fix