"""Create fallback_executor
Generated by Phi-Octopus Eden
2025-11-07 00:39:13.306933
"""

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


class FallbackExecutor:
    """
    A class for creating a fallback executor that handles execution failures gracefully.
    
    This allows you to define multiple functions and their respective error handling strategies.
    If an executed function fails due to an exception, the next function in the list will be tried
    until one succeeds or all fail. The last successful result is then returned.

    :param func_list: A list of Callable functions that may raise exceptions during execution.
                      Each function should return a value when successful.
    """

    def __init__(self, *func_list: Callable[..., Any]):
        self.functions = func_list

    def execute(self, *args: Any, **kwargs: Any) -> Optional[Any]:
        """
        Attempts to execute each function in the provided list and returns the result of the first
        successful execution. If no functions succeed, None is returned.

        :param args: Positional arguments passed to each function.
        :param kwargs: Keyword arguments passed to each function.
        :return: The result of the successfully executed function or None if all fail.
        """
        for func in self.functions:
            try:
                return func(*args, **kwargs)
            except Exception as e:
                print(f"Function {func} failed with exception: {e}")
        
        return None


# Example usage
def get_data_from_db() -> str:
    """Simulate a function that retrieves data from a database."""
    # Simulated database failure
    raise ValueError("Database connection error")

def get_data_from_api() -> str:
    """Simulate a function that retrieves data from an API."""
    return "API data"

def get_data_from_file() -> str:
    """Simulate a function that retrieves data from a file."""
    with open('data.txt', 'r') as f:
        return f.read()


# Create fallback executor
fallback_executor = FallbackExecutor(get_data_from_db, get_data_from_api, get_data_from_file)

# Execute the fallback logic and print the result
result = fallback_executor.execute()
print(f"Retrieved data: {result}")
```

This code creates a `FallbackExecutor` class that allows for executing multiple functions with error handling. If one function fails, it tries the next one until a successful execution or all have failed.