"""Create fallback_executor
Generated by Phi-Octopus Eden
2025-11-08 02:36:29.918862
"""

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


class FallbackExecutor:
    """
    A class for executing tasks with fallbacks in case of errors.

    Args:
        primary_executor: The main function to execute.
        fallback_executors: A dictionary containing functions and their conditions as keys.

    Methods:
        execute: Attempts to execute the primary executor. If an error occurs, tries a fallback.
    """

    def __init__(self, 
                 primary_executor: Callable[..., Any], 
                 fallback_executors: Dict[str, Tuple[Callable[..., Any], Exception]]) -> None:
        self.primary_executor = primary_executor
        self.fallback_executors = fallback_executors

    def execute(self, *args: Any, **kwargs: Any) -> Any:
        """
        Execute the primary executor and handle errors by trying a fallback.

        Args:
            *args: Positional arguments to pass to the executors.
            **kwargs: Keyword arguments to pass to the executors.

        Returns:
            The result of the successful execution or None if all fallbacks fail.

        Raises:
            Exception: If no fallback succeeds and an exception occurs.
        """
        try:
            return self.primary_executor(*args, **kwargs)
        except Exception as e:
            for condition, (fallback_func, _) in self.fallback_executors.items():
                if eval(condition):
                    try:
                        return fallback_func(*args, **kwargs)
                    except Exception:
                        continue
            raise


# Example usage

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


def safe_divide(a: int, b: int) -> float:
    """
    A safer way to divide two numbers.
    """
    if b == 0:
        raise ValueError("Division by zero is not allowed.")
    return a / b


# Using FallbackExecutor
fallback_executors = {
    "b != 0": (safe_divide, Exception)
}

executor = FallbackExecutor(divide, fallback_executors)

try:
    print(executor.execute(10, 0))  # This should trigger the fallback
except Exception as e:
    print(f"An error occurred: {e}")

print(executor.execute(10, 2))  # Normal execution
```