FilesParser: raise exception to better identify buggy file

plot/comm_comp.py

@@ -159,7 +159,10 @@ class FilesParser:
             self._per_core = True
 
         for f in files:
-            self._parse_file(f)
+            try:
+                self._parse_file(f)
+            except Exception as e:
+                raise Exception(f"Error during parsing of file {f}: {repr(e)}")
 
         if self.x_type == "cursor":
             # We convert cursor to arithmetic intensity: