How to use the pathvalidate.is_valid_filename function in pathvalidate

def test_normal_space_or_period_at_tail(self, platform, value, expected):
        filename = sanitize_filename(value, platform=platform)
        assert filename == expected
        assert is_valid_filename(filename, platform=platform)

def test_exception_type(self, value, expected):
        with pytest.raises(expected):
            sanitize_filename(value)
        assert not is_valid_filename(value)

def test_min_len(self, value, min_len, expected):
        if expected is None:
            validate_filename(value, min_len=min_len)
            assert is_valid_filename(value, min_len=min_len)
        else:
            with pytest.raises(ValidationError) as e:
                validate_filename(value, min_len=min_len)
            assert e.value.reason == expected

def test_normal_pathlike(self, value, replace_text, expected):
        sanitized_name = sanitize_filename(value, replace_text)
        assert sanitized_name == expected
        assert is_pathlike_obj(sanitized_name)

        validate_filename(sanitized_name)
        assert is_valid_filename(sanitized_name)

def test_normal(self, value, platform):
        validate_filename(value, platform)
        assert is_valid_filename(value, platform=platform)

def test_normal_multibyte(self, value, platform):
        validate_filename(value, platform)
        assert is_valid_filename(value, platform=platform)

def test_minmax_len(self, value, min_len, max_len, expected):
        if expected is None:
            validate_filename(value, min_len=min_len, max_len=max_len)
            assert is_valid_filename(value, min_len=min_len, max_len=max_len)
        else:
            with pytest.raises(expected):
                validate_filename(value, min_len=min_len, max_len=max_len)

def test_normal_multibyte(self, value, replace_text, expected):
        sanitized_name = sanitize_filename(value, replace_text)
        assert sanitized_name == expected
        validate_filename(sanitized_name)
        assert is_valid_filename(sanitized_name)

def test_exception_win_invalid_char(self, value, platform):
        with pytest.raises(ValidationError) as e:
            validate_filename(value, platform=platform)
        assert e.value.reason == ErrorReason.INVALID_CHARACTER
        assert not is_valid_filename(value, platform=platform)

def test_exception_filepath(self, value, platform):
        with pytest.raises(ValidationError) as e:
            validate_filename(value, platform=platform)
        assert e.value.reason in [ErrorReason.FOUND_ABS_PATH, ErrorReason.INVALID_CHARACTER]
        assert not is_valid_filename(value, platform=platform)