def test_sub1(doctest):
    w_x = W_Fixnum(-sys.maxint-1).arith_sub1()
    assert isinstance(w_x, W_Bignum)
Check whether file exists or url available.
dataset/ETHPy150Open samth/pycket/pycket/test/test_arithmetic.py/test_sub1--crossover with--dataset/ETHPy150Open openstack/rally/rally/plugins/common/types.py/PathOrUrl.transform