feat(wandb): add number of items to metadata

openai/logger.py

@@ -265,6 +265,7 @@ def _log_artifact_inputs(cls, file, prefix, artifact_type, project, entity):
                 table, n_items = cls._make_table(file_content)
                 artifact.add(table, stem)
                 wandb.config.update({f"n_{prefix}": n_items})
+                artifact.metadata["items"] = n_items
             except:
                 print(f"File {file_id} could not be read as a valid JSON file")