"""Create fallback_executor
Generated by Phi-Octopus Eden
2025-11-08 08:25:12.756966
"""

```python
from typing import Callable


class FallbackExecutor:
    """
    A class that provides a fallback mechanism for executing functions.
    If the primary function raises an error, it attempts to execute a fallback function.

    :param primary_func: The primary function to be executed.
    :param fallback_func: The fallback function to be executed if the primary function fails.
    """

    def __init__(self, primary_func: Callable, fallback_func: Callable):
        self.primary_func = primary_func
        self.fallback_func = fallback_func

    def execute(self) -> None:
        """
        Executes the primary function. If an error occurs during execution,
        it tries to execute the fallback function.
        """
        try:
            result = self.primary_func()
            print(f"Primary function executed successfully: {result}")
        except Exception as e:
            try:
                result = self.fallback_func()
                print("Fallback function executed due to error in primary function.")
            except Exception as e2:
                print(f"Error occurred in both functions: {e}, {e2}")


# Example usage
def divide(x, y):
    """Divides two numbers."""
    return x / y


def safe_divide(x, y):
    """Safe division that returns a default value if the divisor is zero."""
    if y == 0:
        print("Cannot divide by zero, returning None.")
        return None
    else:
        return x / y


# Create instances of functions to pass into FallbackExecutor
primary_divide = lambda: divide(10, 2)
safe_divide_instance = lambda: safe_divide(10, 2)

executor = FallbackExecutor(primary_divide, safe_divide_instance)

# Execute the fallback executor
executor.execute()

# Test with a zero divisor to demonstrate error recovery
executor.execute = lambda: execute_with_fallback(divide(10, 0), safe_divide_instance)
executor.execute()
```