#!/usr/bin/env python3
"""Generate cryptographically secure random passwords."""
import secrets
import string
import argparse

def generate_password(length: int = 16, include_symbols: bool = True) -> str:
    """Generate a secure random password.
    
    Args:
        length: Password length (minimum 8)
        include_symbols: Include special characters
    
    Returns:
        Generated password string
    """
    if length < 8:
        raise ValueError("Password length must be at least 8 characters")
    
    chars = string.ascii_letters + string.digits
    if include_symbols:
        chars += "!@#$%^&*()-_=+[]{}|;:,.<>?"
    
    return ''.join(secrets.choice(chars) for _ in range(length))

if __name__ == "__main__":
    parser = argparse.ArgumentParser(description="Generate secure random passwords")
    parser.add_argument("-l", "--length", type=int, default=16, help="Password length")
    parser.add_argument("-s", "--symbols", action="store_true", help="Include symbols")
    args = parser.parse_args()
    print(generate_password(args.length, args.symbols))