

def test_join_lines(self):
    lines = enumerate(['line 1', 'line 2:1 \\', 'line 2:2', 'line 3:1 \\', 'line 3:2 \\', 'line 3:3', 'line 4'], start=1)
    expect = [(1, 'line 1'), (2, 'line 2:1 line 2:2'), (4, 'line 3:1 line 3:2 line 3:3'), (7, 'line 4')]
    assert (expect == list(join_lines(lines)))

dataset/ETHPy150Open pypa/pip/tests/unit/test_req_file.py TestJoinLines.test_join_lines/original