Merge pull request #406 from ev-br/tuples_not_lists

ENH: Test return values which changes from lists to tuples in 2025.12

Author: ev-br

array_api_tests/test_creation_functions.py

@@ -13,6 +13,7 @@
 from . import shape_helpers as sh
 from . import xps
 from .typing import DataType, Scalar
+from . import api_version
 
 
 class frange(NamedTuple):
@@ -569,6 +570,8 @@ def test_meshgrid(dtype, kw, data):
     repro_snippet = ph.format_snippet(f"xp.meshgrid(*arrays, **kw) with {arrays = } and {kw = }")
     try:
         out = xp.meshgrid(*arrays, **kw)
+
+        assert type(out) == (list if api_version < "2025.12" else tuple)
         for i, x in enumerate(out):
             ph.assert_dtype("meshgrid", in_dtype=dtype, out_dtype=x.dtype, repr_name=f"out[{i}].dtype")
             ph.assert_shape("meshgrid", out_shape=x.shape, expected=tgt_shape)

array_api_tests/test_data_type_functions.py

@@ -12,7 +12,7 @@
 from . import shape_helpers as sh
 from . import xps
 from .typing import DataType
-
+from . import api_version
 
 # TODO: test with complex dtypes
 def non_complex_dtypes():
@@ -107,6 +107,8 @@ def test_broadcast_arrays(shapes, data):
     try:
         out = xp.broadcast_arrays(*arrays)
 
+        assert type(out) == (list if api_version < "2025.12" else tuple)
+
         expected_shape = sh.broadcast_shapes(*shapes)
         for i, x in enumerate(arrays):
             ph.assert_dtype(

array_api_tests/test_inspection_functions.py

@@ -3,6 +3,7 @@
 from array_api_tests.dtype_helpers import available_kinds, dtype_names
 
 from . import xp
+from . import api_version
 
 pytestmark = pytest.mark.min_version("2023.12")
 
@@ -31,7 +32,7 @@ def test_devices(self):
         assert hasattr(out, "devices")
         assert hasattr(out, "default_device")
 
-        assert isinstance(out.devices(), list)
+        assert isinstance(out.devices(), list if api_version < "2025.12" else tuple)
         if out.default_device() is not None:
             # Per https://github.com/data-apis/array-api/issues/923
             # default_device() can return None. Otherwise, it must be a valid device.