Fix measurement pulse alignment bug (#466)

Co-authored-by: Matthew Treinish <[email protected]>

qiskit/ignis/characterization/calibrations/pulse_schedules.py

@@ -21,7 +21,7 @@
 import qiskit.pulse as pulse
 import qiskit.pulse.library as pulse_lib
 from qiskit.exceptions import QiskitError
-from qiskit.scheduler import measure
+from qiskit.pulse.macros import measure
 
 
 def rabi_schedules(amp_list, qubits, pulse_width, pulse_sigma=None,
@@ -148,7 +148,7 @@ def drag_schedules(beta_list, qubits, pulse_amp, pulse_width,
                                           name='drag_pulse_%d_%d' % (index, qubit))
             sched += pulse.Play(drag_pulse_p, drives[qubit])
             sched += pulse.Play(drag_pulse_m, drives[qubit])
-        sched += measure(qubits, inst_map=inst_map, meas_map=meas_map).shift(pulse_width)
+        sched += measure(qubits, inst_map=inst_map, meas_map=meas_map).shift(2*pulse_width)
         drag_scheds.append(sched)
 
     return drag_scheds, xdata

releasenotes/notes/fix-meas-pulse-alignment-drag-0660aeb9609b00a3.yaml

@@ -0,0 +1,6 @@
+---
+fixes:
+  - |
+    Fix a bug of the position of measurement pulses inserted by
+    py:func:`qiskit.ignis.characterization.calibrations.pulse_schedules.drag_schedules`.
+    Fixes `#465 <https://github.com/Qiskit/qiskit-ignis/issues/465>`__