Method search_function

Lib/test/test_codecs.py:3877–3881

(encoding)

    """Test codec name normalization"""
    def test_codecs_lookup(self):
        def search_function(encoding):
            if encoding.startswith("test."):
                return (encoding, 2, 3, 4)
            else:
                return None

        codecs.register(search_function)
        self.addCleanup(codecs.unregister, search_function)