"""Create fallback_executor
Generated by Phi-Octopus Eden
2025-11-08 20:54:24.296443
"""

```python
from typing import Callable, Any


class FallbackExecutor:
    """
    A class for handling function execution with fallbacks in case of errors.
    
    Attributes:
        primary_func (Callable): The main function to execute.
        fallback_funcs (list[Callable]): List of functions to try as a fallback if the primary function fails.
    """
    
    def __init__(self, primary_func: Callable[..., Any], fallback_funcs: list[Callable[..., Any]]):
        self.primary_func = primary_func
        self.fallback_funcs = fallback_funcs
    
    def execute(self) -> Any:
        """Execute the primary function. If it raises an error, try each fallback in order."""
        for func in [self.primary_func] + self.fallback_funcs:
            try:
                return func()
            except Exception as e:
                print(f"Error occurred while executing {func}: {e}")
        raise RuntimeError("All functions failed to execute.")


# Example usage
def divide_and_square(num: int) -> float:
    """Divide a number by 2 and then square the result."""
    return (num / 2) ** 2


def multiply_by_4(num: int) -> int:
    """Multiply a number by 4."""
    return num * 4


def subtract_10(num: int) -> int:
    """Subtract 10 from a number."""
    return num - 10


# Create fallback executor with primary and fallback functions
fallback_executor = FallbackExecutor(
    primary_func=divide_and_square,
    fallback_funcs=[multiply_by_4, subtract_10]
)

# Example calls
try:
    result = fallback_executor.execute(8)  # Expected: 2.0 (primary function works)
    print(f"Result: {result}")
except Exception as e:
    print(e)

try:
    result = fallback_executor.execute(-5)  # Expected: -40 (-10 from subtract_10, primary fails)
    print(f"Result: {result}")
except Exception as e:
    print(e)
```

This example demonstrates a `FallbackExecutor` class that can handle function execution with predefined fallbacks if the primary function fails due to an error. The example usage shows how to use this class and what kind of errors might be caught and handled during execution.