HalfAngle update (Qiskit-Extensions#1238)

qiskit_experiments/library/characterization/half_angle.py

@@ -89,6 +89,41 @@ class HalfAngle(BaseExperiment):
     # section: analysis_ref
         :class:`.ErrorAmplificationAnalysis`
 
+    # section: example
+        .. jupyter-execute::
+            :hide-code:
+
+            # backend
+            from qiskit_experiments.test.pulse_backend import SingleTransmonTestBackend
+            backend = SingleTransmonTestBackend(5.2e9,-.25e9, 1e9, 0.8e9, 1e4, noise=False, seed=199)
+
+        .. jupyter-execute::
+
+            from qiskit import pulse
+            from qiskit_experiments.library.characterization import HalfAngle
+
+            qubit=0
+            exp = HalfAngle([qubit], backend=backend)
+            print(exp.circuits()[5])
+
+        .. jupyter-execute::
+
+            inst_map = backend.defaults().instruction_schedule_map
+            with pulse.build(backend=backend, name="y") as sched_build:
+                pulse.play(pulse.Drag(duration=160,
+                                      sigma=40,
+                                      beta=5,
+                                      amp=0.05821399464431249,
+                                      angle=0.0,
+                                      name="Yp_d0"
+                                     ), pulse.DriveChannel(0), name="Yp_d0")
+            inst_map.add("y", (qubit,), sched_build)
+            exp.set_transpile_options(inst_map=inst_map)
+            exp.set_run_options(shots=1000, seed_simulator=178)
+
+            exp_data = exp.run().block_for_results()
+            exp_data.figure(0)
+
     # section: reference
         .. ref_arxiv:: 1 1504.06597
     """