{ "actual_num_records": 1961, "buffer_size": 2000, "column_statistics": [ { "column_name": "user_message", "column_type": "llm-text", "input_tokens_mean": 173.53, "input_tokens_median": 174.0, "input_tokens_stddev": 1.03, "num_null": 0, "num_records": 1961, "num_unique": 1960, "output_tokens_mean": 60.76, "output_tokens_median": 54.0, "output_tokens_stddev": 32.23, "pyarrow_dtype": "string", "simple_dtype": "string" }, { "column_name": "uuid", "column_type": "sampler", "distribution": null, "distribution_type": "other", "num_null": 0, "num_records": 1961, "num_unique": 1961, "pyarrow_dtype": "string", "sampler_type": "uuid", "simple_dtype": "string" }, { "column_name": "assistant_response", "column_type": "llm-structured", "input_tokens_mean": 1310.45, "input_tokens_median": 1305.0, "input_tokens_stddev": 30.64, "num_null": 0, "num_records": 1961, "num_unique": 1942, "output_tokens_mean": 138.86, "output_tokens_median": 119.0, "output_tokens_stddev": 56.94, "pyarrow_dtype": "struct>, merchant: string, payment_method: string, time_expression: string, total_amount: double>>>", "simple_dtype": "dict" }, { "column_name": "system_prompt", "column_type": "expression", "num_null": 0, "num_records": 1961, "num_unique": 1, "pyarrow_dtype": "string", "simple_dtype": "string" } ], "dataset_name": "recipe_expense-extraction", "file_paths": { "data": [ "data/batch_00000.parquet" ] }, "num_completed_batches": 1, "schema": { "assistant_response": "struct>, merchant: string, payment_method: string, time_expression: string, total_amount: double>>>", "system_prompt": "string", "user_message": "string", "uuid": "string" }, "target_num_records": 2000, "total_num_batches": 1 }