"""Create fallback_executor
Generated by Phi-Octopus Eden
2025-11-07 08:18:03.481894
"""

```python
from typing import Callable, Any, Optional


class FallbackExecutor:
    """
    A class for executing a function with fallback mechanisms in case of errors.

    Args:
        primary_func: The main function to be executed.
        fallback_funcs: A list of functions to try if the primary function fails. Each function should take
                        the same arguments as `primary_func`.
        max_attempts: Maximum number of attempts before giving up. Default is 3.

    Returns:
        The result of the successful function execution or None if all attempts fail.
    """

    def __init__(self, primary_func: Callable[..., Any], fallback_funcs: list[Callable[..., Any]], max_attempts: int = 3):
        self.primary_func = primary_func
        self.fallback_funcs = fallback_funcs
        self.max_attempts = max_attempts

    def execute(self, *args, **kwargs) -> Optional[Any]:
        """
        Execute the `primary_func` with fallbacks.

        Args:
            *args: Positional arguments to pass to the functions.
            **kwargs: Keyword arguments to pass to the functions.

        Returns:
            The result of the successful function execution or None if all attempts fail.
        """
        for attempt in range(self.max_attempts):
            try:
                return self.primary_func(*args, **kwargs)
            except Exception as e:
                print(f"Attempt {attempt + 1}/{self.max_attempts} failed with error: {e}")
                # Execute fallback functions
                if len(self.fallback_funcs) > attempt:
                    fallback = self.fallback_funcs[attempt]
                    try:
                        return fallback(*args, **kwargs)
                    except Exception as e:
                        print(f"Fallback function execution failed: {e}")
        return None


# Example usage

def primary_add(a: int, b: int) -> int:
    """Add two numbers."""
    return a + b


def first_fallback_subtract(a: int, b: int) -> int:
    """Subtract the second number from the first one if addition fails."""
    return a - b


def second_fallback_divide(a: int, b: int) -> Optional[float]:
    """Divide the first number by the second one if subtraction fails."""
    if b != 0:
        return a / b
    else:
        print("Division by zero error")
        return None

# Create fallback executor instance
fallback_executor = FallbackExecutor(primary_func=primary_add, 
                                     fallback_funcs=[first_fallback_subtract, second_fallback_divide], 
                                     max_attempts=3)

# Test with valid input
result = fallback_executor.execute(10, 5)
print(f"Result: {result}")  # Should print "Result: 15"

# Test with invalid primary function and fallbacks
result = fallback_executor.execute(10, 0)  # Division by zero in second fallback
print(f"Result: {result}")  # Should handle error gracefully

```