Filter aer warnings in deprecated FakeBackend V1 class (#13018)

ElePT · web-flow · commit 6b6efc7d547e · 2024-08-23T11:04:35.000Z
* Filter aer warnings in fake backend for the deprecated V1 path

* Filter warnings in QiskitTestCase instead of catching them
diff --git a/test/utils/base.py b/test/utils/base.py
@@ -156,6 +156,14 @@ def setUpClass(cls):
             module="qiskit_aer",
         )
 
+        # Safe to remove once `FakeBackend` is removed (2.0)
+        warnings.filterwarnings(
+            "ignore",  # If "default", it floods the CI output
+            category=DeprecationWarning,
+            message=r".*from_backend using V1 based backend is deprecated as of Aer 0.15*",
+            module="qiskit.providers.fake_provider.fake_backend",
+        )
+
         allow_DeprecationWarning_message = [
             r"The property ``qiskit\.circuit\.bit\.Bit\.(register|index)`` is deprecated.*",
         ]

Original file line number	Diff line number	Diff line change
`@@ -156,6 +156,14 @@ def setUpClass(cls):`
`156`	`156`	`module="qiskit_aer",`
`157`	`157`	`)`
`158`	`158`
	`159`	+ # Safe to remove once `FakeBackend` is removed (2.0)
	`160`	`+ warnings.filterwarnings(`
	`161`	`+ "ignore", # If "default", it floods the CI output`
	`162`	`+ category=DeprecationWarning,`
	`163`	`+ message=r".from_backend using V1 based backend is deprecated as of Aer 0.15",`
	`164`	`+ module="qiskit.providers.fake_provider.fake_backend",`
	`165`	`+ )`
	`166`	`+`
`159`	`167`	`allow_DeprecationWarning_message = [`
`160`	`168`	r"The property ``qiskit\.circuit\.bit\.Bit\.(register\|index)`` is deprecated.*",
`161`	`169`	`]`