CAD / evaluation /metrics.py
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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""Action, parameter, step, subtask, and part metrics for CAD-Drawer.
The dataset is the sole source of ground truth. Prediction artifacts contribute
only a global row index (_idx) and raw model text (prediction).
Missing/unparseable/error rows remain in the fixed reference denominator.
"""
from collections import Counter, defaultdict
import gzip
import hashlib
import json
import os
from pathlib import Path
import re
if __package__:
from . import action_metrics, action_parser as action_runner
else:
import action_metrics
import action_parser as action_runner
CANONICAL_TEST_FINAL_SHA256 = (
"a0a9c3bd89641b33b4c45237157374f0db0e64711d6cf6a1260a419c47bdda7d"
)
CANONICAL_TEST_FINAL_SLOTS = 29239
STRATIFIED_TEST_50_SHA256 = (
"ca1c3b0764f4774dca7b51d0b2bb9fd6660224d6e97e201974645895a45c5a32"
)
STRATIFIED_TEST_50_SLOTS = 3352
HELDOUT_TEST_364_SHA256 = (
"991983a4945c1124ce067a521810ad7f04ef8fd65f8c5a6fc8ca1d2f95d8e9ec"
)
HELDOUT_TEST_364_SLOTS = 25887
REGISTERED_DATASET_CONTRACTS = {
"canonical_test_final_414": {
"sha256": CANONICAL_TEST_FINAL_SHA256,
"slots": CANONICAL_TEST_FINAL_SLOTS,
"parts": 414,
"canonical_full_test": True,
},
"stratified_test_50_seed42": {
"sha256": STRATIFIED_TEST_50_SHA256,
"slots": STRATIFIED_TEST_50_SLOTS,
"parts": 50,
"canonical_full_test": False,
},
"heldout_test_364_seed42_complement": {
"sha256": HELDOUT_TEST_364_SHA256,
"slots": HELDOUT_TEST_364_SLOTS,
"parts": 364,
"canonical_full_test": False,
"model_selection_heldout": True,
"complement_of": "stratified_test_50_seed42",
},
}
class ScoringError(RuntimeError):
"""Prediction artifact or reference contract is invalid."""
def identify_dataset_contract(records, dataset_hash):
"""Return a registered immutable benchmark contract, if one matches."""
part_count = len({
record.get("part_id") for record in records
if record.get("part_id") is not None
})
for name, contract in REGISTERED_DATASET_CONTRACTS.items():
if (
len(records) == contract["slots"] and
part_count == contract["parts"] and
dataset_hash == contract["sha256"]
):
return {"name": name, **contract}
return None
def dataset_sha256(path, chunk_size=1024 * 1024):
digest = hashlib.sha256()
opener = gzip.open if Path(path).suffix.lower() == ".gz" else open
with opener(path, "rb") as handle:
while True:
block = handle.read(chunk_size)
if not block:
break
digest.update(block)
return digest.hexdigest()
def read_jsonl(path):
rows = []
opener = gzip.open if Path(path).suffix.lower() == ".gz" else open
with opener(path, "rt", encoding="utf-8") as handle:
for line_number, line in enumerate(handle, 1):
if not line.strip():
continue
try:
value = json.loads(line)
except json.JSONDecodeError as exc:
raise ScoringError(
"%s:%d is invalid JSON: %s" %
(path, line_number, exc)) from exc
if not isinstance(value, dict):
raise ScoringError(
"%s:%d must contain a JSON object" %
(path, line_number))
rows.append(value)
return rows
def reference_slice(records, start_index=0, limit=0):
if isinstance(start_index, bool) or start_index < 0:
raise ScoringError("start_index must be a non-negative integer")
if isinstance(limit, bool) or limit < 0:
raise ScoringError("limit must be a non-negative integer")
if start_index > len(records):
raise ScoringError(
"start_index %d exceeds dataset size %d" %
(start_index, len(records)))
end_index = len(records)
if limit:
end_index = min(end_index, start_index + limit)
return range(start_index, end_index)
def reference_indices(records, start_index=0, limit=0,
num_shards=1, shard_index=0):
"""Select a deterministic modulo shard from a canonical reference slice."""
if isinstance(num_shards, bool) or num_shards <= 0:
raise ScoringError("num_shards must be a positive integer")
if (
isinstance(shard_index, bool) or shard_index < 0 or
shard_index >= num_shards
):
raise ScoringError(
"shard_index must be in [0, %d)" % num_shards)
base = reference_slice(
records, start_index=start_index, limit=limit)
return [
index for index in base
if index % num_shards == shard_index
]
def load_prediction_map(path, allowed_indices):
allowed = set(allowed_indices)
predictions = {}
for line_number, row in enumerate(read_jsonl(path), 1):
if "_idx" not in row:
raise ScoringError(
"prediction record %d has no _idx" % line_number)
index = row["_idx"]
if isinstance(index, bool) or not isinstance(index, int):
raise ScoringError(
"prediction record %d has non-integer _idx=%r" %
(line_number, index))
if index not in allowed:
raise ScoringError(
"prediction record %d has out-of-slice _idx=%d" %
(line_number, index))
if index in predictions:
raise ScoringError(
"duplicate prediction _idx=%d (record %d)" %
(index, line_number))
predictions[index] = row
return predictions
FORMAT_PATTERN = re.compile(
r"^\s*<ui_reasoning\b[^>]*>.*?</ui_reasoning>\s*"
r"<action\b[^>]*>.*?</action>\s*"
r"<parameters\b[^>]*>.*?</parameters>\s*$",
flags=re.IGNORECASE | re.DOTALL,
)
def is_format_compliant(text):
if not isinstance(text, str):
return False
if not FORMAT_PATTERN.fullmatch(text):
return False
lowered = text.lower()
return all(lowered.count("<%s" % tag) == 1 for tag in (
"ui_reasoning", "action", "parameters"))
def _empty_counts():
return {
"slots": 0,
"parseable": 0,
"format_compliant": 0,
"action_correct": 0,
"parameter_correct": 0,
"step_correct": 0,
}
def _with_rates(counts):
result = dict(counts)
denominator = counts["slots"]
for numerator, rate_name in (
("parseable", "parse_rate"),
("format_compliant", "format_compliance_rate"),
("action_correct", "action_accuracy"),
("parameter_correct", "parameter_accuracy"),
("step_correct", "step_accuracy"),
):
result[rate_name] = (
counts[numerator] / denominator if denominator else None)
return result
def _record_part_fields(record):
"""Return the canonical identity fields for a complete part trajectory."""
return {
"part_key": (
record.get("source_part_relpath") or record.get("part_id")),
"part_id": record.get("part_id"),
}
def _record_subtask_fields(record):
"""Return the canonical fields needed to identify and order a subtask."""
present_task = record.get("present_task")
if not isinstance(present_task, dict):
present_task = {}
task_progress = record.get("task_progress")
if not isinstance(task_progress, dict):
task_progress = {}
return {
"part_key": _record_part_fields(record)["part_key"],
"task_id": (
present_task.get("task_id") or record.get("task_id")),
"action_index_in_task": task_progress.get("action_index_in_task"),
"total_actions_in_task": task_progress.get("total_actions_in_task"),
}
def build_subtask_contract(records):
"""Validate canonical subtask grouping and ordering for a dataset.
A subtask is scoped by ``(part_key, task_id)``. ``part_key`` prefers the
source-relative part path because task IDs restart for every part. This
function does not inspect predictions; it validates only dataset metadata.
Invalid metadata disables subtask-level metrics without changing slot-level
Action/Parameter/Step scoring.
"""
groups = defaultdict(list)
index_to_key = {}
errors = []
for index, record in enumerate(records):
present_task = record.get("present_task")
nested_task_id = (
present_task.get("task_id")
if isinstance(present_task, dict) else None)
top_task_id = record.get("task_id")
if (
nested_task_id is not None and top_task_id is not None and
str(nested_task_id) != str(top_task_id)
):
errors.append(
"_idx=%d has conflicting nested/top-level task_id (%r/%r)" % (
index, nested_task_id, top_task_id))
continue
fields = _record_subtask_fields(record)
missing = [
name for name, value in fields.items()
if value is None or value == ""
]
if missing:
errors.append(
"_idx=%d missing %s" % (index, ",".join(missing)))
continue
action_index = fields["action_index_in_task"]
total_actions = fields["total_actions_in_task"]
if (
isinstance(action_index, bool) or
not isinstance(action_index, int) or action_index <= 0 or
isinstance(total_actions, bool) or
not isinstance(total_actions, int) or total_actions <= 0
):
errors.append(
"_idx=%d has invalid task progress (%r/%r)" % (
index, action_index, total_actions))
continue
key = (str(fields["part_key"]), str(fields["task_id"]))
groups[key].append({
"_idx": index,
"action_index_in_task": action_index,
"total_actions_in_task": total_actions,
})
index_to_key[index] = key
for key, rows in sorted(groups.items()):
rows.sort(key=lambda item: item["_idx"])
declared_totals = {
item["total_actions_in_task"] for item in rows}
if len(declared_totals) != 1:
errors.append(
"subtask %r has inconsistent total_actions_in_task=%r" % (
key, sorted(declared_totals)))
continue
declared_total = next(iter(declared_totals))
observed_order = [
item["action_index_in_task"] for item in rows]
expected_order = list(range(1, declared_total + 1))
if len(rows) != declared_total or observed_order != expected_order:
errors.append(
"subtask %r expected ordered actions %r but observed %r" % (
key, expected_order, observed_order))
global_indices = [item["_idx"] for item in rows]
if global_indices != list(range(
global_indices[0], global_indices[-1] + 1)):
errors.append(
"subtask %r is not contiguous in the dataset" % (key,))
return {
"valid": not errors,
"groups": groups,
"index_to_key": index_to_key,
"error_count": len(errors),
"errors_preview": errors[:50],
}
def build_part_contract(records):
"""Validate canonical part grouping and global trajectory ordering."""
groups = defaultdict(list)
index_to_key = {}
errors = []
for index, record in enumerate(records):
fields = _record_part_fields(record)
part_key = fields["part_key"]
if part_key is None or part_key == "":
errors.append("_idx=%d missing part identity" % index)
continue
key = str(part_key)
groups[key].append({
"_idx": index,
"part_id": fields["part_id"],
})
index_to_key[index] = key
for key, rows in sorted(groups.items()):
rows.sort(key=lambda item: item["_idx"])
global_indices = [item["_idx"] for item in rows]
if global_indices != list(range(
global_indices[0], global_indices[-1] + 1)):
errors.append(
"part %r is not contiguous in the dataset" % key)
return {
"valid": not errors,
"groups": groups,
"index_to_key": index_to_key,
"error_count": len(errors),
"errors_preview": errors[:50],
}
def _empty_subtask_metrics():
return {
"subtasks_touched": 0,
"complete_subtasks": 0,
"partial_subtasks_excluded": 0,
"successful_subtasks": 0,
"subtask_exact_match": None,
"prefix_correct_steps": 0,
"complete_subtask_steps": 0,
"subtask_prefix_completion_macro": None,
"subtask_prefix_step_accuracy": None,
"subtask_metrics_complete": False,
}
def _empty_part_metrics():
return {
"parts_touched": 0,
"complete_parts": 0,
"partial_parts_excluded": 0,
"successful_parts": 0,
"part_exact_match": None,
"step_correct_steps": 0,
"prefix_correct_steps": 0,
"complete_part_steps": 0,
"part_step_accuracy_macro": None,
"part_step_accuracy_micro": None,
"part_prefix_completion_macro": None,
"part_prefix_step_accuracy": None,
"part_metrics_complete": False,
}
def _validate_reference(index, record):
try:
expected = action_runner.parse_model_output(
action_runner.assistant_text(record))
except Exception as exc:
raise ScoringError(
"canonical reference _idx=%d cannot be parsed: %s" %
(index, exc)) from exc
label = record.get("label_action_type")
if label is not None and label != expected.action:
raise ScoringError(
"canonical reference _idx=%d action label %r != parsed %r" %
(index, label, expected.action))
return expected
def _score_subtask_metrics(contract, selected_indices, details):
"""Aggregate per-slot step success into complete subtasks."""
result = _empty_subtask_metrics()
result.update({
"subtask_contract_valid": contract["valid"],
"subtask_contract_error_count": contract["error_count"],
"subtask_contract_errors_preview": contract["errors_preview"],
})
selected = set(selected_indices)
detail_by_index = {item["_idx"]: item for item in details}
complete_groups = []
partial_groups = []
for key, rows in contract["groups"].items():
group_indices = [item["_idx"] for item in rows]
overlap = selected.intersection(group_indices)
if not overlap:
continue
result["subtasks_touched"] += 1
if len(overlap) == len(group_indices):
complete_groups.append((key, rows))
else:
partial_groups.append((key, rows))
for index in overlap:
detail_by_index[index]["subtask_metric_included"] = False
detail_by_index[index]["subtask_partial_in_slice"] = True
result["complete_subtasks"] = len(complete_groups)
result["partial_subtasks_excluded"] = len(partial_groups)
result["subtask_metrics_complete"] = (
contract["valid"] and not partial_groups)
if not contract["valid"]:
return result
macro_prefix_sum = 0.0
for key, rows in complete_groups:
flags = [
bool(detail_by_index[item["_idx"]]["step_success"])
for item in rows
]
prefix_correct = 0
for flag in flags:
if not flag:
break
prefix_correct += 1
successful = all(flags)
total_steps = len(flags)
prefix_fraction = (
prefix_correct / total_steps if total_steps else 0.0)
result["successful_subtasks"] += int(successful)
result["prefix_correct_steps"] += prefix_correct
result["complete_subtask_steps"] += total_steps
macro_prefix_sum += prefix_fraction
for item in rows:
detail = detail_by_index[item["_idx"]]
detail.update({
"subtask_metric_included": True,
"subtask_partial_in_slice": False,
"subtask_success": successful,
"subtask_prefix_correct_steps": prefix_correct,
"subtask_prefix_completion": prefix_fraction,
})
denominator = result["complete_subtasks"]
if denominator:
result["subtask_exact_match"] = (
result["successful_subtasks"] / denominator)
result["subtask_prefix_completion_macro"] = (
macro_prefix_sum / denominator)
step_denominator = result["complete_subtask_steps"]
if step_denominator:
result["subtask_prefix_step_accuracy"] = (
result["prefix_correct_steps"] / step_denominator)
return result
def _score_part_metrics(contract, selected_indices, details):
"""Aggregate per-slot correctness into complete part trajectories."""
result = _empty_part_metrics()
result.update({
"part_contract_valid": contract["valid"],
"part_contract_error_count": contract["error_count"],
"part_contract_errors_preview": contract["errors_preview"],
})
selected = set(selected_indices)
detail_by_index = {item["_idx"]: item for item in details}
complete_groups = []
partial_groups = []
for key, rows in contract["groups"].items():
group_indices = [item["_idx"] for item in rows]
overlap = selected.intersection(group_indices)
if not overlap:
continue
result["parts_touched"] += 1
if len(overlap) == len(group_indices):
complete_groups.append((key, rows))
else:
partial_groups.append((key, rows))
for index in overlap:
detail_by_index[index]["part_metric_included"] = False
detail_by_index[index]["part_partial_in_slice"] = True
result["complete_parts"] = len(complete_groups)
result["partial_parts_excluded"] = len(partial_groups)
result["part_metrics_complete"] = (
contract["valid"] and not partial_groups)
if not contract["valid"]:
return result
macro_step_sum = 0.0
macro_prefix_sum = 0.0
for key, rows in complete_groups:
flags = [
bool(detail_by_index[item["_idx"]]["step_success"])
for item in rows
]
correct_steps = sum(flags)
prefix_correct = 0
for flag in flags:
if not flag:
break
prefix_correct += 1
successful = all(flags)
total_steps = len(flags)
step_fraction = (
correct_steps / total_steps if total_steps else 0.0)
prefix_fraction = (
prefix_correct / total_steps if total_steps else 0.0)
result["successful_parts"] += int(successful)
result["step_correct_steps"] += correct_steps
result["prefix_correct_steps"] += prefix_correct
result["complete_part_steps"] += total_steps
macro_step_sum += step_fraction
macro_prefix_sum += prefix_fraction
for item in rows:
detail = detail_by_index[item["_idx"]]
detail.update({
"part_metric_included": True,
"part_partial_in_slice": False,
"part_success": successful,
"part_total_steps": total_steps,
"part_step_correct_steps": correct_steps,
"part_step_accuracy": step_fraction,
"part_prefix_correct_steps": prefix_correct,
"part_prefix_completion": prefix_fraction,
})
part_denominator = result["complete_parts"]
if part_denominator:
result["part_exact_match"] = (
result["successful_parts"] / part_denominator)
result["part_step_accuracy_macro"] = (
macro_step_sum / part_denominator)
result["part_prefix_completion_macro"] = (
macro_prefix_sum / part_denominator)
step_denominator = result["complete_part_steps"]
if step_denominator:
result["part_step_accuracy_micro"] = (
result["step_correct_steps"] / step_denominator)
result["part_prefix_step_accuracy"] = (
result["prefix_correct_steps"] / step_denominator)
return result
def score_predictions(dataset_path, prediction_path, start_index=0, limit=0,
num_shards=1, shard_index=0):
"""Score a prediction JSONL against a fixed canonical reference slice."""
dataset_path = Path(dataset_path).resolve()
prediction_path = Path(prediction_path).resolve()
records = read_jsonl(dataset_path)
subtask_contract = build_subtask_contract(records)
part_contract = build_part_contract(records)
index_list = reference_indices(
records,
start_index=start_index,
limit=limit,
num_shards=num_shards,
shard_index=shard_index,
)
predictions = load_prediction_map(prediction_path, index_list)
overall = _empty_counts()
by_action = defaultdict(_empty_counts)
confusion = defaultdict(Counter)
details = []
missing_indices = []
inference_error_slots = 0
for index in index_list:
record = records[index]
task_fields = _record_subtask_fields(record)
expected = _validate_reference(index, record)
action_name = expected.action
overall["slots"] += 1
by_action[action_name]["slots"] += 1
prediction_row = predictions.get(index)
prediction_text = (
prediction_row.get("prediction")
if prediction_row is not None else None)
if prediction_row is None:
missing_indices.append(index)
parse_error = "missing_prediction_record"
generated = None
else:
inference_error = prediction_row.get("error")
if inference_error:
inference_error_slots += 1
prediction_text = None
generated = None
parse_error = "inference_error: %s" % inference_error
else:
parse_error = None
try:
generated = action_runner.parse_model_output(
prediction_text)
except Exception as exc:
generated = None
parse_error = str(exc)
comparison = {
"action_match": False,
"parameter_match": False,
"step_success": False,
}
pred_action = "<missing>" if prediction_row is None else "<parse_error>"
if generated is not None:
overall["parseable"] += 1
by_action[action_name]["parseable"] += 1
pred_action = generated.action
comparison = action_metrics.compare_to_reference(
generated, expected, record=record,
screen_size=action_runner.EXPECTED_SCREEN)
format_compliant = is_format_compliant(prediction_text)
if format_compliant:
overall["format_compliant"] += 1
by_action[action_name]["format_compliant"] += 1
for key, metric_name in (
("action_match", "action_correct"),
("parameter_match", "parameter_correct"),
("step_success", "step_correct"),
):
if comparison[key]:
overall[metric_name] += 1
by_action[action_name][metric_name] += 1
confusion[action_name][pred_action] += 1
details.append({
"_idx": index,
"part_id": record.get("part_id"),
"part_key": task_fields["part_key"],
"task_id": task_fields["task_id"],
"action_index_in_task": task_fields["action_index_in_task"],
"total_actions_in_task": task_fields["total_actions_in_task"],
"gt_action": action_name,
"pred_action": pred_action,
"prediction_present": prediction_row is not None,
"parse_ok": generated is not None,
"parse_error": parse_error,
"format_compliant": format_compliant,
"action_match": comparison["action_match"],
"parameter_match": comparison["parameter_match"],
"step_success": comparison["step_success"],
})
subtask_metrics = _score_subtask_metrics(
subtask_contract, index_list, details)
part_metrics = _score_part_metrics(
part_contract, index_list, details)
dataset_hash = dataset_sha256(dataset_path)
coverage_complete = len(predictions) == len(index_list)
full_dataset = (
start_index == 0 and limit == 0 and num_shards == 1 and
len(index_list) == len(records))
dataset_contract = identify_dataset_contract(records, dataset_hash)
dataset_contract_name = (
dataset_contract["name"] if dataset_contract else None)
canonical_contract = bool(
dataset_contract and dataset_contract["canonical_full_test"])
stratified_test_50_contract = (
dataset_contract_name == "stratified_test_50_seed42")
heldout_test_364_contract = (
dataset_contract_name == "heldout_test_364_seed42_complement")
registered_benchmark_metrics_valid = (
coverage_complete and full_dataset and dataset_contract is not None and
inference_error_slots == 0 and
subtask_metrics["subtask_metrics_complete"] and
part_metrics["part_metrics_complete"])
summary = {
"protocol": "cad_drawer_evaluation_v1",
"metric_suite_version": "cad_drawer_l1_metrics_v4",
"dataset": str(dataset_path),
"dataset_sha256": dataset_hash,
"prediction_file": str(prediction_path),
"dataset_total_slots": len(records),
"slice_start_index": start_index,
"slice_end_index_exclusive": (
index_list[-1] + 1 if index_list else start_index),
"reference_slots": len(index_list),
"num_shards": num_shards,
"shard_index": shard_index,
"prediction_records": len(predictions),
"missing_slots": len(missing_indices),
"missing_indices_preview": missing_indices[:50],
"inference_error_slots": inference_error_slots,
"coverage_complete": coverage_complete,
"evaluation_slice_complete": coverage_complete,
"registered_dataset_contract": dataset_contract_name,
"registered_dataset_contract_details": dataset_contract,
"canonical_test_final_contract": canonical_contract,
"stratified_test_50_contract": stratified_test_50_contract,
"heldout_test_364_contract": heldout_test_364_contract,
"inference_clean": inference_error_slots == 0,
"registered_benchmark_metrics_valid": (
registered_benchmark_metrics_valid),
"official_full_test_metrics_valid": (
registered_benchmark_metrics_valid and canonical_contract),
"official_test_50_metrics_valid": (
registered_benchmark_metrics_valid and
stratified_test_50_contract),
"official_test_364_metrics_valid": (
registered_benchmark_metrics_valid and
heldout_test_364_contract),
"metrics": _with_rates(overall),
"subtask_metrics": subtask_metrics,
"part_metrics": part_metrics,
"by_gt_action": {
name: _with_rates(counts)
for name, counts in sorted(by_action.items())
},
"action_confusion": {
expected: dict(sorted(predicted.items()))
for expected, predicted in sorted(confusion.items())
},
"definitions": {
"action_accuracy": "predicted action equals the GT action",
"parameter_accuracy": (
"parameters match under the GT action schema; independent "
"from predicted action correctness"),
"step_accuracy": (
"per-slot conjunction of action_match and parameter_match"),
"subtask_exact_match": (
"fraction of complete reference subtasks whose every "
"step is correct"),
"subtask_prefix_completion_macro": (
"mean, with equal weight per complete subtask, of the "
"consecutive correct prefix length divided by task length"),
"subtask_prefix_step_accuracy": (
"total consecutive correct prefix slots divided by all slots "
"in complete subtasks; longer subtasks receive more weight"),
"subtask_scope": (
"subtasks are grouped by part identity and task_id; partial "
"subtasks at a requested slice boundary are excluded and make "
"subtask_metrics_complete false"),
"part_step_accuracy_macro": (
"mean per-part fraction of independently correct reference "
"steps; every complete part has equal weight"),
"part_step_accuracy_micro": (
"total correct steps divided by all steps in complete parts; "
"equivalent to overall step accuracy on a complete full run"),
"part_prefix_completion_macro": (
"mean per-part fraction of consecutive correct steps before "
"the first failure; every complete part has equal weight"),
"part_prefix_step_accuracy": (
"total consecutive correct prefix steps divided by all steps "
"in complete parts; longer parts receive more weight"),
"part_exact_match": (
"fraction of complete reference part trajectories whose "
"every step is correct"),
"part_scope": (
"parts are grouped by source-relative part identity and must "
"be contiguous; partial parts are excluded"),
"parse_rate": (
"canonical FreeCAD action parser accepts the model output"),
"denominator": (
"all canonical reference slots in the requested slice; "
"missing, inference-error, and parse-error slots score zero"),
},
}
return summary, details
def write_json(path, value):
path = Path(path)
path.parent.mkdir(parents=True, exist_ok=True)
temporary = path.with_name(
path.name + ".tmp.%d" % os.getpid())
with temporary.open("w", encoding="utf-8") as handle:
json.dump(value, handle, ensure_ascii=False, indent=2)
handle.write("\n")
handle.flush()
os.fsync(handle.fileno())
os.replace(temporary, path)
def write_jsonl(path, rows):
path = Path(path)
path.parent.mkdir(parents=True, exist_ok=True)
with path.open("w", encoding="utf-8") as handle:
for row in rows:
handle.write(json.dumps(row, ensure_ascii=False) + "\n")