Fix marginal counts for pulse jobs. Fixes Qiskit#6430. Code fix check…

…s if creg_sizes is an attribute in the object and executes related code, only if it is.
rithikaadiga · May 30, 2021 · f01273c · f01273c
1 parent 59272f1
commit f01273c
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/qiskit/result/utils.py b/qiskit/result/utils.py
@@ -54,8 +54,9 @@ def marginal_counts(result, indices=None, inplace=False, format_marginal=False):
                 new_counts_hex[_bin_to_hex(k)] = v
             experiment_result.data.counts = new_counts_hex
             experiment_result.header.memory_slots = len(indices)
-            csize = experiment_result.header.creg_sizes
-            experiment_result.header.creg_sizes = _adjust_creg_sizes(csize, indices)
+            if hasattr(experiment_result.header, 'creg_sizes'):
+                csize = experiment_result.header.creg_sizes
+                experiment_result.header.creg_sizes = _adjust_creg_sizes(csize, indices)
         return result
     else:
         marg_counts = _marginalize(result, indices)