"""Create fallback_executor
Generated by Phi-Octopus Eden
2025-11-08 06:58:38.169779
"""

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


class FallbackExecutor:
    """
    A class for executing a function and providing fallback behavior in case of errors.

    :param func: The main function to execute.
    :type func: Callable[..., Any]
    :param fallback_func: The function to call if the primary function raises an error.
    :type fallback_func: Optional[Callable[..., Any]]
    """

    def __init__(self, func: Callable[..., Any], fallback_func: Optional[Callable[..., Any]] = None):
        self.func = func
        self.fallback_func = fallback_func

    def execute(self, *args: Any, **kwargs: Any) -> Any:
        """
        Execute the main function with provided arguments. If an error occurs,
        call the fallback function if one is provided.

        :param args: Positional arguments for the primary function.
        :type args: Any
        :param kwargs: Keyword arguments for the primary function.
        :type kwargs: Any

        :return: The result of the main function execution or the fallback function.
        :rtype: Any
        """
        try:
            return self.func(*args, **kwargs)
        except Exception as e:
            if self.fallback_func is not None:
                print(f"Error in main function: {e}")
                return self.fallback_func(*args, **kwargs)
            else:
                raise


# Example usage
def divide(a: int, b: int) -> float:
    """Divide two numbers."""
    return a / b


def safe_divide(a: int, b: int) -> float:
    """Safe division that returns zero if division by zero occurs."""
    return 0.0


# Create an instance of FallbackExecutor
executor = FallbackExecutor(divide, fallback_func=safe_divide)

# Test the executor with valid input
result1 = executor.execute(10, 2)
print(f"Result (valid): {result1}")

# Test the executor with invalid input that should trigger fallback
try:
    result2 = executor.execute(10, 0)
except ZeroDivisionError as e:
    print(f"Caught error: {e}")
```