"""Create fallback_executor
Generated by Phi-Octopus Eden
2025-11-06 03:33:29.124217
"""

```python
from typing import Callable, Any


class FallbackExecutor:
    """
    A class that provides a fallback mechanism for executing functions.
    If the primary function fails to execute successfully, it will attempt to use a backup function.

    Args:
        primary_func: The primary function to be executed.
        backup_func: The function to fall back on if the primary function fails.
        error_handler: Optional custom error handler that takes the exception and decides how to proceed.
    """

    def __init__(self, primary_func: Callable, backup_func: Callable, error_handler: Callable[[Exception], Any] = None):
        self.primary_func = primary_func
        self.backup_func = backup_func
        self.error_handler = error_handler

    def execute(self) -> Any:
        """
        Executes the primary function. If an exception is raised during execution,
        it attempts to use the backup function unless a custom error handler decides otherwise.

        Returns:
            The result of the executed function or None if both functions failed.
        """
        try:
            return self.primary_func()
        except Exception as e:
            if self.error_handler:
                outcome = self.error_handler(e)
                if outcome is not False:  # Not using `return` to proceed with backup
                    return outcome

        return self.backup_func() if callable(self.backup_func) else None


# Example usage
def divide(a: int, b: int) -> float:
    """Divides two numbers and returns the result."""
    return a / b


def safe_divide(a: int, b: int) -> float | str:
    """Tries to safely divide two numbers. If division by zero occurs, returns 'Error: Division by Zero'"""
    if b == 0:
        return "Error: Division by Zero"
    return a / b


fallback_executor = FallbackExecutor(
    primary_func=lambda: safe_divide(10, 2),
    backup_func=lambda: divide(10, 0)
)

print(fallback_executor.execute())  # Should print 5.0

# Introduce an error
fallback_executor_with_error_handler = FallbackExecutor(
    primary_func=lambda: safe_divide(10, 0),
    backup_func=lambda: divide(10, 2),
    error_handler=lambda e: "Error handling function called"
)

print(fallback_executor_with_error_handler.execute())  # Should print 'Error handling function called'
```