Fix 'tuple' object has no attribute 'to_dict' for bert

Author: ahsan-ca

quantization/nlp/bert/migraphx/e2e_migraphx_bert_example.py

@@ -554,7 +554,12 @@ def output_run_config(flags, samples):
             json_compute_range[k] = (float(v.range_value[0]), float(v.range_value[1]))
 
 
-        write_calibration_table(json_compute_range)
+        print("Writing calibration table")
+        try:
+            write_calibration_table(json_compute_range)
+        except AttributeError as e:
+            # Handle `AttributeError: 'tuple' object has no attribute 'to_dict'`.
+            write_calibration_table(compute_range.data)
         print("Calibration is done. Calibration cache is saved to calibration.json")
 
         model_quants = model_quants + "_int8"