def cxOracle_py3_bug(func):
    from unittest import expectedFailure
    from django.db import connection
    return expectedFailure(func) if connection.vendor == 'oracle' and six.PY3 else func
>>> find_largest_sum([-1, 2, -3, 5, 3, 1, -16, 7, 1, -13, 1])
dataset/ETHPy150Open django/django/tests/annotations/tests.py/cxOracle_py3_bug--crossover with--dataset/ETHPy150Open bt3gl/Python-and-Algorithms-and-Data-Structures/src/builtin_structures/find_largest_sum.py/find_largest_sum