@pytest.mark.skipif("'todo: Too hard to make this warn but other cases stay silent'")
def test_doubleAssignment():
    flakes('''
    x = 10
    x = 20
    ''', m.RedefinedWhileUnused)
If a variable is re-assigned to without being used, no warning is emitted.
dataset/ETHPy150Open timothycrosley/frosted/frosted/test/test_other.py/test_doubleAssignment