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https://github.com/anthropics/claude-plugins-official.git
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137 lines
4.1 KiB
Python
Executable File
137 lines
4.1 KiB
Python
Executable File
#!/usr/bin/env python3
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"""
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Skill Packager - Creates a distributable .skill file of a skill folder
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Usage:
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python utils/package_skill.py <path/to/skill-folder> [output-directory]
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Example:
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python utils/package_skill.py skills/public/my-skill
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python utils/package_skill.py skills/public/my-skill ./dist
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"""
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import fnmatch
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import sys
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import zipfile
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from pathlib import Path
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from scripts.quick_validate import validate_skill
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# Patterns to exclude when packaging skills.
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EXCLUDE_DIRS = {"__pycache__", "node_modules"}
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EXCLUDE_GLOBS = {"*.pyc"}
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EXCLUDE_FILES = {".DS_Store"}
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# Directories excluded only at the skill root (not when nested deeper).
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ROOT_EXCLUDE_DIRS = {"evals"}
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def should_exclude(rel_path: Path) -> bool:
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"""Check if a path should be excluded from packaging."""
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parts = rel_path.parts
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if any(part in EXCLUDE_DIRS for part in parts):
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return True
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# rel_path is relative to skill_path.parent, so parts[0] is the skill
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# folder name and parts[1] (if present) is the first subdir.
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if len(parts) > 1 and parts[1] in ROOT_EXCLUDE_DIRS:
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return True
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name = rel_path.name
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if name in EXCLUDE_FILES:
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return True
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return any(fnmatch.fnmatch(name, pat) for pat in EXCLUDE_GLOBS)
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def package_skill(skill_path, output_dir=None):
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"""
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Package a skill folder into a .skill file.
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Args:
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skill_path: Path to the skill folder
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output_dir: Optional output directory for the .skill file (defaults to current directory)
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Returns:
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Path to the created .skill file, or None if error
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"""
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skill_path = Path(skill_path).resolve()
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# Validate skill folder exists
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if not skill_path.exists():
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print(f"❌ Error: Skill folder not found: {skill_path}")
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return None
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if not skill_path.is_dir():
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print(f"❌ Error: Path is not a directory: {skill_path}")
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return None
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# Validate SKILL.md exists
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skill_md = skill_path / "SKILL.md"
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if not skill_md.exists():
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print(f"❌ Error: SKILL.md not found in {skill_path}")
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return None
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# Run validation before packaging
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print("🔍 Validating skill...")
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valid, message = validate_skill(skill_path)
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if not valid:
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print(f"❌ Validation failed: {message}")
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print(" Please fix the validation errors before packaging.")
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return None
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print(f"✅ {message}\n")
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# Determine output location
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skill_name = skill_path.name
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if output_dir:
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output_path = Path(output_dir).resolve()
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output_path.mkdir(parents=True, exist_ok=True)
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else:
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output_path = Path.cwd()
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skill_filename = output_path / f"{skill_name}.skill"
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# Create the .skill file (zip format)
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try:
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with zipfile.ZipFile(skill_filename, 'w', zipfile.ZIP_DEFLATED) as zipf:
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# Walk through the skill directory, excluding build artifacts
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for file_path in skill_path.rglob('*'):
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if not file_path.is_file():
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continue
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arcname = file_path.relative_to(skill_path.parent)
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if should_exclude(arcname):
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print(f" Skipped: {arcname}")
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continue
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zipf.write(file_path, arcname)
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print(f" Added: {arcname}")
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print(f"\n✅ Successfully packaged skill to: {skill_filename}")
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return skill_filename
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except Exception as e:
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print(f"❌ Error creating .skill file: {e}")
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return None
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def main():
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if len(sys.argv) < 2:
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print("Usage: python utils/package_skill.py <path/to/skill-folder> [output-directory]")
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print("\nExample:")
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print(" python utils/package_skill.py skills/public/my-skill")
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print(" python utils/package_skill.py skills/public/my-skill ./dist")
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sys.exit(1)
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skill_path = sys.argv[1]
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output_dir = sys.argv[2] if len(sys.argv) > 2 else None
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print(f"📦 Packaging skill: {skill_path}")
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if output_dir:
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print(f" Output directory: {output_dir}")
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print()
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result = package_skill(skill_path, output_dir)
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if result:
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sys.exit(0)
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else:
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sys.exit(1)
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if __name__ == "__main__":
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main()
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