Files
deer-flow/backend/packages/harness/deerflow/skills/parser.py
moose-lab 03b144f9c9 fix: replace print() with logging across harness package (#1282)
Replace all bare print() calls with proper logging using Python's
standard logging module across the deerflow harness package.

Changes across 8 files (16 print statements replaced):

- agents/middlewares/clarification_middleware.py: use logger.info/debug
- agents/middlewares/memory_middleware.py: use logger.debug
- agents/middlewares/thread_data_middleware.py: use logger.debug
- agents/middlewares/view_image_middleware.py: use logger.debug
- agents/memory/queue.py: use logger.info/debug/warning/error
- agents/lead_agent/prompt.py: use logger.error
- skills/loader.py: use logger.warning
- skills/parser.py: use logger.error

Each file follows the established codebase convention:
  import logging
  logger = logging.getLogger(__name__)

Log levels chosen based on message semantics:
- debug: routine operational details (directory creation, timer resets)
- info: significant state changes (memory queued, updates processed)
- warning: recoverable issues (config load failures, skipped updates)
- error: unexpected failures (parsing errors, memory update errors)

Note: client.py is intentionally excluded as it uses print() for
CLI output, which is the correct behavior for a command-line client.

Co-authored-by: moose-lab <moose-lab@users.noreply.github.com>
2026-03-27 23:15:35 +08:00

69 lines
1.9 KiB
Python

import logging
import re
from pathlib import Path
from .types import Skill
logger = logging.getLogger(__name__)
def parse_skill_file(skill_file: Path, category: str, relative_path: Path | None = None) -> Skill | None:
"""
Parse a SKILL.md file and extract metadata.
Args:
skill_file: Path to the SKILL.md file
category: Category of the skill ('public' or 'custom')
Returns:
Skill object if parsing succeeds, None otherwise
"""
if not skill_file.exists() or skill_file.name != "SKILL.md":
return None
try:
content = skill_file.read_text(encoding="utf-8")
# Extract YAML front matter
# Pattern: ---\nkey: value\n---
front_matter_match = re.match(r"^---\s*\n(.*?)\n---\s*\n", content, re.DOTALL)
if not front_matter_match:
return None
front_matter = front_matter_match.group(1)
# Parse YAML front matter (simple key-value parsing)
metadata = {}
for line in front_matter.split("\n"):
line = line.strip()
if not line:
continue
if ":" in line:
key, value = line.split(":", 1)
metadata[key.strip()] = value.strip()
# Extract required fields
name = metadata.get("name")
description = metadata.get("description")
if not name or not description:
return None
license_text = metadata.get("license")
return Skill(
name=name,
description=description,
license=license_text,
skill_dir=skill_file.parent,
skill_file=skill_file,
relative_path=relative_path or Path(skill_file.parent.name),
category=category,
enabled=True, # Default to enabled, actual state comes from config file
)
except Exception as e:
logger.error("Error parsing skill file %s: %s", skill_file, e)
return None