#!/usr/bin/env python3
"""Text Processing Plugin"""
import re
from typing import List

class TextProcessor:
    """Clean and process text data."""
    def clean_text(self, text: str) -> str:
        """Remove extra whitespace, special chars."""
        text = re.sub(r'\s+', ' ', text)  # Multiple spaces to one
        text = text.strip()
        return text
    
    def extract_emails(self, text: str) -> List[str]:
        """Extract email addresses from text."""
        pattern = r'[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}'
        return re.findall(pattern, text)
    
    def extract_urls(self, text: str) -> List[str]:
        """Extract URLs from text."""
        pattern = r'https?://[^\s]+'
        return re.findall(pattern, text)
    
    def tokenize(self, text: str) -> List[str]:
        """Simple word tokenization."""
        return text.lower().split()