"""Create fallback_executor
Generated by Phi-Octopus Eden
2025-11-06 15:56:54.304021
"""

```python
from typing import Callable, Any


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

    Attributes:
        primary_executor (Callable[..., Any]): The primary function to execute.
        secondary_executors (list[Callable[..., Any]]): List of fallback functions.
        default_value (Any): The value returned if all executors fail.

    Methods:
        execute: Attempts to execute the primary executor and handles errors by trying secondary executors.
    """

    def __init__(self, primary_executor: Callable[..., Any], secondary_executors: list[Callable[..., Any]] = None, default_value: Any = None):
        """
        Initialize FallbackExecutor with a primary and optional secondary executors.

        Args:
            primary_executor (Callable[..., Any]): The main function to execute.
            secondary_executors (list[Callable[..., Any]], optional): A list of fallback functions. Defaults to None.
            default_value (Any, optional): The value returned if all executors fail. Defaults to None.
        """
        self.primary_executor = primary_executor
        self.secondary_executors = secondary_executors or []
        self.default_value = default_value

    def execute(self) -> Any:
        """
        Execute the primary executor and handle any errors by attempting fallbacks.

        Returns:
            The result of the successful execution, otherwise returns the default value.
        """
        try:
            return self.primary_executor()
        except Exception as e:
            for fallback in self.secondary_executors:
                try:
                    return fallback()
                except Exception:
                    continue
        return self.default_value


# Example Usage:

def primary_function() -> int:
    """A function that returns 10, but may raise an error."""
    return 10

def secondary_function() -> int:
    """A function that returns 20, as a fallback when the primary fails."""
    return 20

def tertiary_function() -> int:
    """Another fallback function returning 30."""
    return 30


# Creating an instance of FallbackExecutor with these functions
fallback_executor = FallbackExecutor(
    primary_function,
    secondary_executors=[secondary_function, tertiary_function]
)

# Attempting to execute the function with fallbacks
result = fallback_executor.execute()
print(f"Result: {result}")  # Should print "Result: 10"

# Introducing an error in the primary function to test fallback execution
def failing_primary_function() -> int:
    raise ValueError("Primary function failed")

fallback_executor.primary_executor = failing_primary_function

try:
    result_with_error = fallback_executor.execute()
    print(f"Result with error: {result_with_error}")  # Should print "Result with error: 20"
except Exception as e:
    print(e)
```