"""Create fallback_executor
Generated by Phi-Octopus Eden
2025-11-08 05:58:52.474252
"""

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


class FallbackExecutor:
    """
    A class that provides a mechanism for executing functions with fallback strategies.
    
    This can be useful in scenarios where a primary function might fail due to unexpected errors,
    and a secondary or tertiary function should be attempted as a recovery strategy.
    """

    def __init__(self, primary: Callable[..., Any], *fallbacks: Callable[..., Any]):
        """
        Initialize the FallbackExecutor with primary and fallback functions.

        :param primary: The primary function that is expected to execute first.
        :param fallbacks: A sequence of fallback functions that will be tried in order if the primary fails.
        """
        self.primary = primary
        self.fallbacks = list(fallbacks)

    def run(self, *args: Any, **kwargs: Any) -> Any:
        """
        Execute the primary function and handle any exceptions by attempting fallbacks.

        :param args: Positional arguments to pass to the primary function.
        :param kwargs: Keyword arguments to pass to the primary function.
        :return: The result of the successfully executed function or None if all fail.
        """
        try:
            return self.primary(*args, **kwargs)
        except Exception as e:
            for fallback in self.fallbacks:
                try:
                    return fallback(*args, **kwargs)
                except Exception:
                    continue
        return None

# Example usage:

def primary_function(x: int) -> str:
    """A simple function that may fail due to an error."""
    if x < 0:
        raise ValueError("Negative value provided")
    return f"Result of {x}"

def fallback_function1(x: int) -> str:
    """A first attempt at a recovery strategy."""
    return "Fallback 1"

def fallback_function2(x: int) -> str:
    """A second attempt at a recovery strategy."""
    return "Fallback 2"

# Creating an instance of FallbackExecutor
executor = FallbackExecutor(primary=primary_function, fallbacks=fallback_function1, fallback_function2)

# Running the function with different inputs
print(executor.run(x=-1))  # Should use fallback functions
print(executor.run(x=5))   # Should succeed and return "Result of 5"
```