How to use tabulator - 10 common examples

def test(self):
        self.assertTrue(issubclass(errors.Error, Exception))

def test_stream_encoding_explicit_latin1():
    with Stream('data/special/latin1.csv', encoding='latin1') as stream:
        assert stream.encoding == 'iso8859-1'
        assert stream.read() == [['id', 'name'], ['1', 'english'], ['2', '©']]

def test_stream_skip_blank_at_the_end_issue_bco_dmo_33():
    source = 'data/special/skip-blank-at-the-end.csv'
    with Stream(source, headers=1, skip_rows=['#']) as stream:
        assert stream.headers == ['test1', 'test2']
        assert stream.read() == [['1', '2'], []]

def test_stream_xlsx_merged_cells():
    source = 'data/special/merged-cells.xls'
    with Stream(source) as stream:
        assert stream.read() == [['data', ''], ['', ''], ['', '']]

def test_stream_compression_error_gz():
    source = 'id,filename\n\1,dump.tar.gz'
    stream = Stream(source, scheme='text', format='csv')
    stream.open()

def test_stream_local_csv_zip_multiple_open():
    # That's how `tableschema.iter()` acts
    stream = Stream('data/table.csv.zip')
    stream.open()
    assert stream.headers is None
    assert stream.read() == [['id', 'name'], ['1', 'english'], ['2', '中国人']]
    stream.close()
    stream.open()
    assert stream.headers is None
    assert stream.read() == [['id', 'name'], ['1', 'english'], ['2', '中国人']]
    stream.close()

def test_stream_csv_dialect_should_not_persist_if_sniffing_fails_issue_goodtables_228():
    source1 = 'a;b;c\n#comment'
    source2 = 'a,b,c\n#comment'
    with Stream(source1, scheme='text', format='csv', headers=1, delimiter=';') as stream:
        assert stream.headers == ['a', 'b', 'c']
    with Stream(source2, scheme='text', format='csv', headers=1) as stream:
        assert stream.headers == ['a', 'b', 'c']

def test_stream_xls_with_boolean():
    with Stream('data/special/table-with-booleans.xls') as stream:
        assert stream.headers is None
        assert stream.read() == [['id', 'boolean'], [1, True], [2, False]]

def test_stream_xls_sheet_by_name():
    source = 'data/special/sheet2.xls'
    with Stream(source, sheet='Sheet2') as stream:
        assert stream.fragment == 'Sheet2'
        assert stream.read() == [['id', 'name'], [1, 'english'], [2, '中国人']]

def test_stream_ods_sheet_by_index_not_existent_2():
    with pytest.raises(exceptions.SourceError) as excinfo:
        Stream('data/table.ods', sheet='not-existent').open()
    assert 'sheet "not-existent"' in str(excinfo.value)