"""Create fallback_executor
Generated by Phi-Octopus Eden
2025-11-07 01:26:49.827003
"""

```python
from typing import Callable, Any


class FallbackExecutor:
    """
    A class for executing a function with fallback options in case of errors.
    
    Attributes:
        primary_executor (Callable): The main function to execute.
        secondary_executors (list[Callable]): List of functions that are tried if the primary function fails.
        error_handler (Callable, optional): Function to handle exceptions. Defaults to None.

    Methods:
        run: Executes the primary function and handles errors by trying fallbacks or raising an exception.
    """
    
    def __init__(self, primary_executor: Callable, secondary_executors: list[Callable], 
                 error_handler: Callable = None):
        self.primary_executor = primary_executor
        self.secondary_executors = secondary_executors
        self.error_handler = error_handler
    
    def run(self, *args, **kwargs) -> Any:
        """
        Executes the primary function. If it fails, attempts to execute fallback functions in order.
        
        Args:
            *args: Variable length argument list for the primary function.
            **kwargs: Arbitrary keyword arguments for the primary function.

        Returns:
            The result of the successfully executed function or None if all fail.

        Raises:
            An exception is raised only if no error handler is provided and none of the fallbacks succeed.
        """
        try:
            return self.primary_executor(*args, **kwargs)
        except Exception as e:
            for secondary_exec in self.secondary_executors:
                try:
                    return secondary_exec(*args, **kwargs)
                except Exception as se:
                    if self.error_handler is None:
                        raise
                    else:
                        self.error_handler(e, se)

# Example Usage

def divide(a: int, b: int) -> float:
    """Divides two numbers."""
    return a / b

def safe_divide(a: int, b: int) -> float:
    """Another division function to serve as a fallback."""
    if b == 0:
        raise ValueError("Division by zero is not allowed.")
    return a / b

# Using the FallbackExecutor
primary = divide
fallbacks = [safe_divide]
executor = FallbackExecutor(primary, fallbacks)

result = executor.run(10, 2)  # Should be 5.0
print(result)  # Output: 5.0

try:
    result = executor.run(10, 0)  # This should trigger a fallback
except Exception as e:
    print(f"Error handled: {e}")
```