test: handle deprecated calls

Author: cpcloud

cuda_core/tests/test_memory.py

@@ -365,7 +365,8 @@ def test_buffer_external_host():
 
 @pytest.mark.parametrize("change_device", [True, False])
 def test_buffer_external_device(change_device):
-    n = ccx_system.num_devices
+    with pytest.deprecated_call():
+        n = ccx_system.num_devices
     if n < 1:
         pytest.skip("No devices found")
     dev_id = n - 1
@@ -389,7 +390,8 @@ def test_buffer_external_device(change_device):
 
 @pytest.mark.parametrize("change_device", [True, False])
 def test_buffer_external_pinned_alloc(change_device):
-    n = ccx_system.num_devices
+    with pytest.deprecated_call():
+        n = ccx_system.num_devices
     if n < 1:
         pytest.skip("No devices found")
     dev_id = n - 1
@@ -414,7 +416,8 @@ def test_buffer_external_pinned_alloc(change_device):
 
 @pytest.mark.parametrize("change_device", [True, False])
 def test_buffer_external_pinned_registered(change_device):
-    n = ccx_system.num_devices
+    with pytest.deprecated_call():
+        n = ccx_system.num_devices
     if n < 1:
         pytest.skip("No devices found")
     dev_id = n - 1
@@ -447,7 +450,8 @@ def test_buffer_external_pinned_registered(change_device):
 
 @pytest.mark.parametrize("change_device", [True, False])
 def test_buffer_external_managed(change_device):
-    n = ccx_system.num_devices
+    with pytest.deprecated_call():
+        n = ccx_system.num_devices
     if n < 1:
         pytest.skip("No devices found")
     dev_id = n - 1