Remove delay_noise option from AerSimulator.from_backend

Qiskit · Dec 6, 2021 · 053130f · 053130f
1 parent 435be1b
commit 053130f
Show file tree

Hide file tree

Showing 2 changed files with 4 additions and 6 deletions.
diff --git a/qiskit/providers/aer/backends/aer_simulator.py b/qiskit/providers/aer/backends/aer_simulator.py
@@ -535,11 +535,9 @@ def from_backend(cls, backend, **options):
             # Avoid cyclic import
             from ..noise.noise_model import NoiseModel
 
-            if 'delay_noise' in options:
-                noise_model = NoiseModel.from_backend(backend, delay_noise=options['delay_noise'])
-                del options['delay_noise']
-                if not noise_model.is_ideal():
-                    options['noise_model'] = noise_model
+            noise_model = NoiseModel.from_backend(backend)
+            if not noise_model.is_ideal():
+                options['noise_model'] = noise_model
 
         # Initialize simulator
         sim = cls(configuration=configuration,

diff --git a/test/terra/noise/test_noise_model.py b/test/terra/noise/test_noise_model.py
@@ -262,7 +262,7 @@ def test_delay_noise(self):
         result = AerSimulator().run(qc, noise_model=noise_model).result()
         self.assertTrue(result.success)
         # test another path
-        noisy_sim = AerSimulator().from_backend(backend, delay_noise=True)
+        noisy_sim = AerSimulator().from_backend(backend)
         qc = transpile(circ, noisy_sim, scheduling_method="alap")
         result = noisy_sim.run(qc).result()
         self.assertTrue(result.success)