Files
skill-seekers-reference/cli/llms_txt_detector.py

67 lines
2.0 KiB
Python

# ABOUTME: Detects and validates llms.txt file availability at documentation URLs
# ABOUTME: Supports llms-full.txt, llms.txt, and llms-small.txt variants
import requests
from typing import Optional, Dict, List
from urllib.parse import urlparse
class LlmsTxtDetector:
"""Detect llms.txt files at documentation URLs"""
VARIANTS = [
('llms-full.txt', 'full'),
('llms.txt', 'standard'),
('llms-small.txt', 'small')
]
def __init__(self, base_url: str):
self.base_url = base_url.rstrip('/')
def detect(self) -> Optional[Dict[str, str]]:
"""
Detect available llms.txt variant.
Returns:
Dict with 'url' and 'variant' keys, or None if not found
"""
parsed = urlparse(self.base_url)
root_url = f"{parsed.scheme}://{parsed.netloc}"
for filename, variant in self.VARIANTS:
url = f"{root_url}/{filename}"
if self._check_url_exists(url):
return {'url': url, 'variant': variant}
return None
def detect_all(self) -> List[Dict[str, str]]:
"""
Detect all available llms.txt variants.
Returns:
List of dicts with 'url' and 'variant' keys for each found variant
"""
found_variants = []
for filename, variant in self.VARIANTS:
parsed = urlparse(self.base_url)
root_url = f"{parsed.scheme}://{parsed.netloc}"
url = f"{root_url}/{filename}"
if self._check_url_exists(url):
found_variants.append({
'url': url,
'variant': variant
})
return found_variants
def _check_url_exists(self, url: str) -> bool:
"""Check if URL returns 200 status"""
try:
response = requests.head(url, timeout=5, allow_redirects=True)
return response.status_code == 200
except requests.RequestException:
return False