Simplify iteration options for reduce_all

Author: Luke Sewell

bottleneck/include/iterators.h

@@ -98,13 +98,7 @@ static inline void init_iter_all(iter *it, PyArrayObject *a, int ravel, int anyo
         it->ndim_m2 = -1;
         it->length = 1;
         it->astride = 0;
-    } else if (F_CONTIGUOUS(a) && !C_CONTIGUOUS(a) && ravel && !anyorder) {
-        it->ndim_m2 = -1;
-        a = (PyArrayObject *)PyArray_Ravel(a, NPY_CORDER);
-        it->a_ravel = a;
-        it->length = PyArray_DIM(a, 0);
-        it->astride = PyArray_STRIDE(a, 0);
-    } else if (C_CONTIGUOUS(a) || F_CONTIGUOUS(a)) {
+    } else if (C_CONTIGUOUS(a) || (anyorder && F_CONTIGUOUS(a))) {
         /* If continguous then we just need the itemsize */
         it->ndim_m2 = -1;
         // it->axis does not matter

bottleneck/tests/reduce_test.py

@@ -239,16 +239,28 @@ def test_ddof_nans(func, dtype):
 
 
 @pytest.mark.parametrize("dtype", DTYPES)
-@pytest.mark.parametrize("func", (bn.nanmean, bn.nanmax), ids=lambda x: x.__name__)
-def test_reduce_with_unordered_strides_ccontig(func, dtype) -> None:
+@pytest.mark.parametrize(
+    ("func", "expected"),
+    [(bn.nansum, 1000),
+     (bn.nanmean, 1),
+     (bn.nanmax, 1)],
+    ids=lambda x: x.__name__ if not isinstance(x, int) else x
+)
+def test_reduce_with_unordered_strides_ccontig(func, expected, dtype) -> None:
     array = np.ones((1, 500, 2), dtype=dtype).transpose((1,2,0))
     result = func(array)
-    assert result == 1000
+    assert result == expected
 
 @pytest.mark.parametrize("dtype", DTYPES)
-@pytest.mark.parametrize("func", (bn.nanmean, bn.nanmax), ids=lambda x: x.__name__)
-def test_reduce_with_unordered_strides_fcontig(func, dtype) -> None:
+@pytest.mark.parametrize(
+    ("func", "expected"),
+    [(bn.nansum, 1000),
+     (bn.nanmean, 1),
+     (bn.nanmax, 1)],
+    ids=lambda x: x.__name__ if not isinstance(x, int) else x
+)
+def test_reduce_with_unordered_strides_fcontig(func, expected, dtype) -> None:
     array = np.ones((1, 500, 2), dtype=dtype).transpose((0,2,1))
     result = func(array)
-    assert result == 1000
+    assert result == expected