"""Create fallback_executor
Generated by Phi-Octopus Eden
2025-11-06 06:55:10.707566
"""

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


class FallbackExecutor:
    """
    A class for creating a fallback executor mechanism that can handle errors gracefully.
    
    Attributes:
        primary_executor (Callable[..., Any]): The main function or method to be executed.
        fallback_executors (List[Callable[..., Any]]): A list of fallback functions in the order they should be tried.
        max_attempts (int): The maximum number of attempts including primary and all fallbacks. Default is 3.
    
    Methods:
        execute: Executes the primary executor or a fallback if an error occurs.
    """
    
    def __init__(self, 
                 primary_executor: Callable[..., Any], 
                 fallback_executors: List[Callable[..., Any]], 
                 max_attempts: int = 3):
        self.primary_executor = primary_executor
        self.fallback_executors = fallback_executors
        self.max_attempts = max_attempts
    
    def execute(self) -> Optional[Any]:
        """
        Attempts to execute the primary executor and, if an error occurs, tries each fallback in sequence.
        
        Returns:
            The result of the successful execution or None if all attempts fail.
        """
        for attempt in range(self.max_attempts):
            try:
                return self.primary_executor()
            except Exception as e:
                # Log the exception (not implemented here)
                print(f"Attempt {attempt + 1} failed with error: {e}")
                
                if attempt < len(self.fallback_executors) - 1:
                    continue
                else:
                    raise
    
        return None


# Example usage

def primary_function() -> int:
    """A simple function that should succeed."""
    return 42


def fallback_function1() -> int:
    """A first fallback, should return 99 if the primary fails."""
    return 99


def fallback_function2() -> int:
    """A second fallback, should return 57 if all others fail."""
    return 57


# Create a FallbackExecutor instance
executor = FallbackExecutor(
    primary_executor=primary_function,
    fallback_executors=[fallback_function1, fallback_function2]
)

result = executor.execute()
print(f"Result: {result}")
```