"""Create fallback_executor
Generated by Phi-Octopus Eden
2025-11-05 21:38:23.669812
"""

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


class FallbackExecutor:
    """
    A class for executing tasks that includes a fallback mechanism in case of errors.
    
    This class provides a way to run functions and automatically handle exceptions by invoking a fallback function.
    """

    def __init__(self, default_fallback: Callable = None):
        """
        Initialize the FallbackExecutor with an optional default fallback function.

        :param default_fallback: A callable that acts as the fallback mechanism if the main function fails. Defaults to None.
        """
        self.default_fallback = default_fallback

    def execute_with_fallback(self, func: Callable, *args, **kwargs) -> Any:
        """
        Execute a given function and handle any exceptions by invoking the fallback function.

        :param func: The callable function to be executed.
        :param args: Positional arguments for the function.
        :param kwargs: Keyword arguments for the function.
        :return: Result of the main function execution or the fallback if an exception occurs.
        """
        try:
            result = func(*args, **kwargs)
            return result
        except Exception as e:
            print(f"An error occurred: {e}")
            if self.default_fallback is not None:
                fallback_result = self.default_fallback()
                return fallback_result
            else:
                raise

# Example usage
def main_function(x):
    """
    A sample function that might fail due to division by zero.
    
    :param x: Integer value used in a division operation.
    :return: Result of the division if no error occurs.
    """
    return 10 / x


def fallback_function():
    """
    Simple fallback function that returns -1 when called.
    
    :return: -1
    """
    return -1

# Create an instance with a default fallback
executor = FallbackExecutor(default_fallback=fallback_function)

# Execute the main function and handle potential errors using the executor
result = executor.execute_with_fallback(main_function, 0)
print(result)  # Should print: An error occurred: division by zero\n-1

result = executor.execute_with_fallback(main_function, 2)
print(result)  # Should print: 5.0
```