"""Create fallback_executor
Generated by Phi-Octopus Eden
2025-11-08 10:42:48.302879
"""

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

class FallbackExecutor:
    """
    A class for executing a function with fallback mechanisms.
    
    This class provides a way to handle exceptions in function execution and
    allow for alternative functions to be executed when the primary function fails.
    """

    def __init__(self, primary_function: Callable[..., Any], fallback_functions: Optional[list[Callable[..., Any]]] = None):
        """
        Initialize FallbackExecutor with a primary function and optional fallback functions.

        :param primary_function: The main function to execute.
        :type primary_function: Callable
        :param fallback_functions: A list of fallback functions. If any fail, the next one in the list will be tried.
        :type fallback_functions: Optional[list[Callable]]
        """
        self.primary_function = primary_function
        self.fallback_functions = fallback_functions or []

    def add_fallback(self, function: Callable[..., Any]):
        """
        Add a new fallback function to the existing ones.

        :param function: The fallback function to add.
        :type function: Callable
        """
        self.fallback_functions.append(function)

    def execute_with_fallbacks(self) -> Any:
        """
        Execute the primary function. If it fails, attempt the fallback functions in order until one succeeds or they all fail.

        :return: The result of the first successfully executed function.
        :rtype: Any
        """
        try:
            return self.primary_function()
        except Exception as e:
            print(f"Primary function failed with error: {e}")
        
        for func in self.fallback_functions:
            try:
                return func()
            except Exception as e:
                print(f"Fallback function failed with error: {e}")

# Example Usage
def main():
    def primary_divide() -> float:
        """Divide 10 by 0 to simulate a division by zero error."""
        return 10 / 0

    def divide_by_two() -> float:
        """Divide 10 by 2."""
        return 10 / 2

    def divide_by_three() -> float:
        """Divide 15 by 3."""
        return 15 / 3

    fallback_executor = FallbackExecutor(primary_divide, [divide_by_two, divide_by_three])
    result = fallback_executor.execute_with_fallbacks()
    print(f"Result: {result}")

if __name__ == "__main__":
    main()
```

This example demonstrates how to use the `FallbackExecutor` class with a primary function that intentionally causes an error and two fallback functions. The `execute_with_fallbacks` method handles executing these in sequence, printing errors for each failure until one succeeds or all fail.