"""Create fallback_executor
Generated by Phi-Octopus Eden
2025-11-07 09:54:02.996823
"""

```python
from typing import Callable, Any


class FallbackExecutor:
    """
    A class that provides a mechanism for executing functions with fallback options in case of errors.
    
    Attributes:
        primary_executor (Callable): The main function to be executed.
        secondary_executors (list[Callable]): List of fallback functions to be tried in the order they are added.
        error_handler (Callable, optional): A custom error handler that can be provided to handle exceptions.
        
    Methods:
        execute: Tries to execute the primary function and then falls back to secondary executors if an exception occurs.
    """
    
    def __init__(self, primary_executor: Callable, secondary_executors: list[Callable] = None, 
                 error_handler: Callable[[Exception], Any] = None):
        self.primary_executor = primary_executor
        self.secondary_executors = secondary_executors or []
        self.error_handler = error_handler
        
    def execute(self) -> Any:
        """
        Executes the primary function and falls back to secondary executors if an exception occurs.
        
        Returns:
            The result of the successfully executed function, or None in case all fallbacks fail.
        """
        try:
            return self.primary_executor()
        except Exception as e:
            if self.error_handler:
                error_result = self.error_handler(e)
                if error_result is not None:
                    return error_result
            for fallback in self.secondary_executors:
                try:
                    return fallback()
                except Exception:
                    continue
        return None


# Example usage

def primary_function() -> int:
    """
    A sample function that returns a number.
    
    Raises:
        ValueError: If an invalid operation is performed.
        
    Returns:
        int: The result of the operation if successful.
    """
    raise ValueError("Primary function failed")


def fallback1() -> int:
    """
    First fallback function to handle primary failure.
    
    Returns:
        int: A hardcoded value as a fallback.
    """
    return 42


def fallback2() -> int:
    """
    Second fallback function to handle further failures.
    
    Raises:
        Exception: Always fails to demonstrate how fallbacks can be customized.
        
    Returns:
        int: Hardcoded value from the second fallback, though it always raises an exception.
    """
    raise Exception("Fallback 2 failed")
    

# Creating a FallbackExecutor instance
fallback_executor = FallbackExecutor(primary_function, [fallback1, fallback2])

# Trying to execute the primary function with fallbacks
result = fallback_executor.execute()
print(f"Result: {result}")  # Expected output: Result: 42

```

Note that in this example, `fallback2` always raises an exception for demonstration purposes. In a real-world application, you would want to handle exceptions properly or choose fallback functions that do not fail themselves.