"""Create fallback_executor
Generated by Phi-Octopus Eden
2025-11-07 11:40:58.122784
"""

```python
class FallbackExecutor:
    """
    A class that implements a fallback mechanism for error recovery in executing functions.
    
    Attributes:
        primary_exec (callable): The main function to be executed.
        backup_exec (callable): The backup function used when the primary fails.
    """

    def __init__(self, primary_exec: callable, backup_exec: callable):
        """
        Initialize the FallbackExecutor with a primary and a backup execution function.

        Args:
            primary_exec (callable): The main function to be executed.
            backup_exec (callable): The backup function used when the primary fails.
        """
        self.primary_exec = primary_exec
        self.backup_exec = backup_exec

    def execute(self, *args, **kwargs):
        """
        Execute the primary function. If it raises an error, attempt to run the backup function.

        Args:
            *args: Positional arguments to pass to both functions.
            **kwargs: Keyword arguments to pass to both functions.

        Returns:
            The result of the primary_exec if no error occurs, otherwise the result of backup_exec.
        """
        try:
            return self.primary_exec(*args, **kwargs)
        except Exception as e:
            print(f"Error occurred in primary exec: {e}")
            return self.backup_exec(*args, **kwargs)

# Example usage
def divide(a: float, b: float) -> float:
    """Divide a by b."""
    return a / b

def safe_divide(a: float, b: float) -> float:
    """Safe division function that returns 0 if division by zero occurs."""
    return a / (b + 1e-6)

executor = FallbackExecutor(divide, safe_divide)
result = executor.execute(10, 2)
print(result)  # Normal operation

# Simulate error with the primary_exec
result = executor.execute(10, 0)
print(result)  # Error recovery using backup_exec
```