"""Create fallback_executor
Generated by Phi-Octopus Eden
2025-11-08 17:53:05.530737
"""

```python
class FallbackExecutor:
    """
    A class for executing tasks that may encounter errors. It provides a fallback mechanism to run alternative
    functions when an error occurs during the execution of the primary function.

    :param primary_func: The primary function to execute.
    :type primary_func: Callable[[], Any]
    :param fallback_func: The fallback function to execute if an error occurs in the primary function.
    :type fallback_func: Callable[[], Any]
    """

    def __init__(self, primary_func: callable, fallback_func: callable):
        self.primary_func = primary_func
        self.fallback_func = fallback_func

    def run_with_fallback(self) -> Any:
        """
        Execute the primary function. If an error occurs, execute the fallback function instead.
        
        :return: The result of the executed function or None if both functions fail.
        :rtype: Any
        """
        try:
            return self.primary_func()
        except Exception as e:
            print(f"An error occurred in the primary function: {e}")
            try:
                return self.fallback_func()
            except Exception as e:
                print(f"Fallback function also failed: {e}")
                return None

# Example usage
def main_function() -> str:
    """A primary function that may raise an error."""
    # Simulate a scenario where the operation might fail
    if not (1 == 2):
        raise ValueError("Main function encountered an error.")
    return "Task completed successfully."

def fallback_function() -> str:
    """Fallback function to run when main_function fails."""
    print("Running fallback...")
    return "Fallback task completed."

if __name__ == "__main__":
    executor = FallbackExecutor(primary_func=main_function, fallback_func=fallback_function)
    result = executor.run_with_fallback()
    if result is not None:
        print(f"The result of the executed function: {result