!15992 [Debugger] Add a dir check to offline debugger in async mode

From: @tina_mengting_zhang
Reviewed-by: @john_tzanakakis,@mikef
Signed-off-by: @john_tzanakakis

mindspore/ccsrc/debug/convert_async.py

@@ -14,9 +14,12 @@
 # ============================================================================
 """Module to provide conversion capabalities from .timestamp async dump files to .npy."""
 import site
-site.addsitedir("/usr/local/Ascend/toolkit/tools/operator_cmp/compare/")
-#pylint: disable=wrong-import-position
 import os
+DIR_PATH = "/usr/local/Ascend/toolkit/tools/operator_cmp/compare/"
+if not os.path.exists(DIR_PATH):
+    raise ValueError("Directory " + DIR_PATH + " does not exist. Please install Ascend toolkit.")
+site.addsitedir(DIR_PATH)
+#pylint: disable=wrong-import-position
 import argparse
 import csv
 from dump_data_parser import DumpDataParser

mindspore/ccsrc/debug/debug_services.cc

@@ -666,16 +666,23 @@ void DebugServices::ReadDumpedTensor(std::vector<std::string> backend_name, std:
       }
       closedir(d);
     } else {
+      bool found = false;
       // if async mode
       for (const std::string &file_path : async_file_pool) {
         if (file_path.find(prefix_dump_file_name) != std::string::npos &&
             file_path.find(".output." + std::to_string(slot[i])) != std::string::npos) {
+          found = true;
           shape.clear();
           ReadTensorFromNpy(file_path, &type_name, &data_size, &shape, &buffer);
           AddToTensorData(backend_name[i], slot[i], iteration[i], device_id[i], root_graph_id[i], data_size, type_name,
                           shape, buffer, result_list);
         }
       }
+      // If no npy file is found, add empty tensor data.
+      if (!found) {
+        AddToTensorData(backend_name[i], slot[i], iteration[i], device_id[i], root_graph_id[i], 0, type_name, shape,
+                        buffer, result_list);
+      }
     }
   }
 }