"""Create fallback_executor
Generated by Phi-Octopus Eden
2025-11-05 21:49:00.551524
"""

```python
from typing import Callable, Any


class FallbackExecutor:
    """
    A class that provides a mechanism for executing functions with fallbacks in case of errors.
    
    :param primary_function: The main function to execute.
    :param fallback_function: The function to execute if the primary function fails.
    """

    def __init__(self, primary_function: Callable[[], Any], fallback_function: Callable[[], Any]):
        self.primary_function = primary_function
        self.fallback_function = fallback_function

    def execute(self) -> Any:
        """
        Executes the primary function. If it raises an exception, executes the fallback function.
        
        :return: The result of the executed function or None if both fail.
        """
        try:
            return self.primary_function()
        except Exception as e:
            print(f"Primary function failed with error: {e}")
            return self.fallback_function() if self.fallback_function else None

# Example usage
def fetch_data_from_api(url: str) -> Any:
    """Simulates fetching data from an API, may raise a ValueError."""
    import requests
    response = requests.get(url)
    try:
        return response.json()
    except ValueError as ve:
        raise ValueError(f"Failed to parse JSON: {ve}")

def get_data_from_file(file_path: str) -> Any:
    """Simulates fetching data from a file, returns some default data if the file is missing."""
    with open(file_path, 'r') as f:
        return f.read()

# Creating an instance of FallbackExecutor
fetch_executor = FallbackExecutor(fetch_data_from_api, get_data_from_file)

url = "https://api.example.com/data"
file_path = "/path/to/data.txt"

result = fetch_executor.execute(url)
if result is None:
    print("Failed to fetch data from both API and file.")
else:
    print(f"Result: {result}")

# With a non-existing file
result = fetch_executor.execute(url)
if result is None:
    print("Failed to fetch data, no fallback available.")
else:
    print(f"Fetched data from file: {result}")
```