"""Create fallback_executor
Generated by Phi-Octopus Eden
2025-11-07 12:29:59.286175
"""

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


class FallbackExecutor:
    """
    A class for creating a fallback mechanism in functions that might fail.
    
    This class allows defining multiple layers of error handlers that will be called in sequence if the main function fails.
    """

    def __init__(self) -> None:
        self.fallbacks: Dict[str, Callable] = {}

    def register_fallback(self, key: str, fallback_func: Callable[[Exception], Any]) -> None:
        """
        Register a new fallback handler.

        :param key: A unique string identifier for the fallback.
        :param fallback_func: The function to execute if the main function fails. It should accept an Exception as its parameter and return any type of value or raise an exception.
        """
        self.fallbacks[key] = fallback_func

    def execute_with_fallback(self, func: Callable[[], Any], *args, **kwargs) -> Any:
        """
        Execute the given function with registered fallback handlers.

        :param func: The main function to be executed. It should not accept any arguments.
        :return: The result of the main function if it executes successfully; otherwise, the result from a fallback handler.
        """
        try:
            return func(*args, **kwargs)
        except Exception as e:
            for fallback_key in sorted(self.fallbacks.keys(), key=len):
                if isinstance(e, eval(fallback_key)):
                    return self.fallbacks[fallback_key](e)
            raise  # If no suitable fallback is found, re-raise the exception.

# Example usage:

def main_function() -> str:
    """Main function that might fail."""
    try:
        1 / 0
    except ZeroDivisionError as e:
        raise Exception("Could not divide by zero.") from e

def handle_zero_division_error(e: Exception) -> Any:
    return "Fallback for division by zero"

fallback_executor = FallbackExecutor()
fallback_executor.register_fallback('ZeroDivisionError', handle_zero_division_error)

result = fallback_executor.execute_with_fallback(main_function)
print(result)  # Should print the fallback message
```