Merge 4b88585 into 4566775

qutip · Aug 1, 2021 · e70dffa · e70dffa
2 parents 4566775 + 4b88585
commit e70dffa
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diff --git a/src/qutip_qip/noise.py b/src/qutip_qip/noise.py
@@ -77,6 +77,7 @@ def process_noise(pulses, noise_list, dims, t1=None, t2=None,
     noisy_pulses: list of :class:`.Pulse`
         The noisy pulses, including the system noise.
     """
+    noise_list = noise_list.copy()
     noisy_pulses = deepcopy(pulses)
     systematic_noise = Pulse(None, None, label="systematic_noise")
 

diff --git a/tests/test_processor.py b/tests/test_processor.py
@@ -361,3 +361,11 @@ def test_pulse_dict(self):
         processor = Processor(1)
         processor.add_control(sigmax(), 0, label="test")
         assert("test" in processor.get_pulse_dict())
+
+    def test_repeated_use_of_processor(self):
+        processor = Processor(1, t1=1.)
+        processor.add_pulse(
+            Pulse(sigmax(), targets=0, coeff=True))
+        result1 = processor.run_state(basis(2, 0), tlist=np.linspace(0, 1, 10))
+        result2 = processor.run_state(basis(2, 0), tlist=np.linspace(0, 1, 10))
+        assert_allclose(result1.states[-1].full(), result2.states[-1].full())