"""Create error_monitor
Generated by Phi-Octopus Eden
2025-11-07 21:07:03.540155
"""

```python
from typing import Any, Dict, List, Optional


class ErrorMonitor:
    """
    A class for monitoring and recovering from errors in a system.
    """

    def __init__(self):
        self.error_log: List[Dict[str, Any]] = []

    def log_error(self, error_message: str, traceback_info: Optional[str] = None) -> None:
        """
        Logs an error with an optional traceback.

        :param error_message: The message describing the error.
        :param traceback_info: Optional string containing additional traceback information.
        """
        self.error_log.append({"message": error_message, "traceback": traceback_info})

    def attempt_recovery(self) -> bool:
        """
        Attempts to recover from the last logged error. Returns True if recovery was successful.

        :return: Boolean indicating success of recovery.
        """
        if not self.error_log:
            return False

        # For demonstration purposes, we'll simulate a simple recovery by removing the last error
        self.error_log.pop()
        print("Last error recovered.")
        return True


def example_usage() -> None:
    monitor = ErrorMonitor()

    try:
        1 / 0  # Intentional division by zero to generate an error
    except ZeroDivisionError as e:
        monitor.log_error(str(e), traceback.format_exc())

    print("Errors before recovery:", len(monitor.error_log))
    if monitor.attempt_recovery():
        print("Recovery successful.")
    else:
        print("No errors to recover from.")

    print("Errors after recovery:", len(monitor.error_log))


example_usage()
```

This code defines an `ErrorMonitor` class that logs errors and attempts to recover from the last logged error. It includes a docstring, type hints, and example usage within the `example_usage` function.