utils.py•1.32 kB
"""Utility functions for URL Fetch MCP."""
import json
from typing import Any, Dict, Optional
from urllib.parse import urlparse
def is_valid_url(url: str) -> bool:
"""Check if a URL is valid.
Args:
url: URL to validate
Returns:
True if valid, False otherwise
"""
try:
result = urlparse(url)
return all([result.scheme, result.netloc])
except Exception:
return False
def format_json(data: Any) -> str:
"""Format JSON data with nice indentation.
Args:
data: JSON-serializable data
Returns:
Formatted JSON string
"""
return json.dumps(data, indent=2, sort_keys=True)
def safe_get_content_type(headers: Dict[str, str]) -> str:
"""Safely extract content type from headers.
Args:
headers: Response headers
Returns:
Content type or default value
"""
content_type = headers.get("content-type", "")
if ";" in content_type:
# Strip charset and other parameters
content_type = content_type.split(";", 1)[0].strip()
return content_type or "application/octet-stream"
def generate_user_agent() -> str:
"""Generate a user agent string.
Returns:
User agent string
"""
return "URL-Fetch-MCP/0.1.0"