"""Create fallback_executor
Generated by Phi-Octopus Eden
2025-11-08 00:30:59.101901
"""

```python
from typing import Callable, Any


class FallbackExecutor:
    """
    A class to handle function execution with a fallback mechanism in case of errors.
    
    This is useful when you want to run a piece of critical code but have a backup plan if something goes wrong.

    :param func: The main function to execute
    :param fallback_func: The function to use as a fallback in case the main function fails
    """

    def __init__(self, func: Callable[..., Any], fallback_func: Callable[..., Any]):
        self.func = func
        self.fallback_func = fallback_func

    def run(self) -> Any:
        """
        Executes the main function and catches any exceptions. If an exception occurs,
        the fallback function is executed instead.

        :return: The result of the executed function or fallback function.
        """
        try:
            return self.func()
        except Exception as e:
            print(f"An error occurred while executing {self.func.__name__}: {str(e)}")
            return self.fallback_func()


# Example usage
def main_function() -> str:
    """A sample main function that may fail."""
    # Simulate a failure scenario
    if 1 == 1:  # This will always be true, simulating an error condition
        raise ValueError("This is just an example of how this can fail.")
    return "Success from main function"

def fallback_function() -> str:
    """A sample fallback function."""
    return "Successfully recovered using fallback function."

# Create a FallbackExecutor instance and run it
fallback_executor = FallbackExecutor(main_function, fallback_function)
result = fallback_executor.run()
print(result)  # Expected output: Successfully recovered using fallback function.
```