"""Create fallback_executor
Generated by Phi-Octopus Eden
2025-11-08 02:30:18.534559
"""

```python
from typing import Callable, Any


class FallbackExecutor:
    """
    A class that provides a fallback mechanism for executing functions.
    
    This allows defining default error handling behavior to recover from errors during function execution.
    """

    def __init__(self, primary_function: Callable[..., Any], fallback_function: Callable[..., Any]):
        """
        Initialize the FallbackExecutor with both a primary and fallback function.

        :param primary_function: The main function that should be executed first.
        :param fallback_function: The function to execute if an error occurs in the primary function.
        """
        self.primary_function = primary_function
        self.fallback_function = fallback_function

    def __call__(self, *args, **kwargs) -> Any:
        """
        Execute the primary function and handle any errors by attempting the fallback function.

        :param args: Arguments to pass to the functions.
        :param kwargs: Keyword arguments to pass to the functions.
        :return: The result of the primary or fallback function execution.
        """
        try:
            return self.primary_function(*args, **kwargs)
        except Exception as e:
            print(f"An error occurred during the execution of the primary function: {e}")
            # Attempt to execute the fallback function and return its result
            return self.fallback_function(*args, **kwargs)


# Example usage

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

    :param a: Numerator.
    :param b: Denominator.
    :return: The quotient of the division.
    """
    return a / b


def safe_divide(a: int, b: int) -> float:
    """
    Safely divide two numbers, with error handling for division by zero.

    :param a: Numerator.
    :param b: Denominator.
    :return: The quotient of the division or an error message if b is 0.
    """
    try:
        return a / b
    except ZeroDivisionError:
        print("Division by zero occurred.")
        return float('nan')


# Creating instances of primary and fallback functions
primary_divide = divide
fallback_divide = safe_divide

# Using FallbackExecutor to wrap the functions with error recovery capabilities
executor = FallbackExecutor(primary_function=primary_divide, fallback_function=fallback_divide)

# Example call to the executor
result = executor(10, 2)  # Normal execution
print(f"Result of normal division: {result}")

result = executor(10, 0)  # This should trigger the fallback due to division by zero
print(f"Fallback result for division by zero: {result}")
```