diff --git a/debug/accuracy_tools/atat/pytorch/compare/acc_compare.py b/debug/accuracy_tools/atat/pytorch/compare/acc_compare.py
index b8ed192305c4626a08eef4bff7bd5a76d0b0e698..f01b74f98aab1706cd2f3fd8fa468ae15f61f943 100644
--- a/debug/accuracy_tools/atat/pytorch/compare/acc_compare.py
+++ b/debug/accuracy_tools/atat/pytorch/compare/acc_compare.py
@@ -841,10 +841,9 @@ def compare_process(file_handles, stack_mode, fuzzy_match, summary_compare=False
     ops_npu_iter = iter(npu_json_data['data'])
     ops_bench_iter = iter(bench_json_data['data'])
     read_err_npu = True
-    read_err_bench = True
 
     while True:
-        if not read_err_npu or not read_err_bench:
+        if not read_err_npu:
             break
         try:
             op_name_npu = next(ops_npu_iter)
@@ -860,10 +859,8 @@ def compare_process(file_handles, stack_mode, fuzzy_match, summary_compare=False
             npu_ops_queue.append(merge_tensor(npu_op_parsed_list, summary_compare, md5_compare))
         except StopIteration:
             read_err_npu = False
-            continue
         try:
             op_name_bench = next(ops_bench_iter)
-            read_err_bench = True
 
             bench_op_data = bench_json_data['data'][op_name_bench]
             bench_op_parsed_list = read_op(bench_op_data, op_name_bench)
@@ -875,11 +872,12 @@ def compare_process(file_handles, stack_mode, fuzzy_match, summary_compare=False
 
             bench_ops_queue.append(merge_tensor(bench_op_parsed_list, summary_compare, md5_compare))
         except StopIteration:
-            read_err_bench = False
-            continue
+            pass
 
-        if len(npu_ops_queue) == 0 or len(bench_ops_queue) == 0:
+        if not npu_ops_queue:
             break
+        if not bench_ops_queue:
+            continue
 
         n_match_point, b_match_point = match_op(npu_ops_queue, bench_ops_queue, fuzzy_match)
         if n_match_point == -1 and b_match_point == -1: