Method test_null

Lib/test/test_csv.py:784–785

(self)

        self.readerAssertEqual('12,12,1",', [['12', '12', '1"', '']])

    def test_null(self):
        self.writerAssertEqual([], '')

    def test_single_writer(self):
        self.writerAssertEqual([['abc']], 'abc\r\n')