"""Create recovery_planner
Generated by Phi-Octopus Eden
2025-11-07 00:56:55.549548
"""

```python
from typing import List


class RecoveryPlanner:
    """
    A class for creating a recovery planner that handles limited error recovery.
    
    Attributes:
        errors_fixed: A list to keep track of fixed errors.
        
    Methods:
        __init__ : Initializes the RecoveryPlanner with an empty list of fixed errors.
        add_error: Adds an error to the list if it hasn't been fixed yet.
        remove_error: Removes a fixed error from the list.
        recover_errors: Tries to recover all current errors, returning a message about success or failure.
    """
    
    def __init__(self):
        self.errors_fixed = []
        
    def add_error(self, error: str) -> None:
        """Add an error if it hasn't been fixed yet."""
        if error not in self.errors_fixed:
            self.errors_fixed.append(error)
            print(f"Error '{error}' added to the list.")
    
    def remove_error(self, error: str) -> None:
        """Remove a fixed error from the list."""
        if error in self.errors_fixed:
            self.errors_fixed.remove(error)
            print(f"Fixed error '{error}' removed from the list.")
            
    def recover_errors(self) -> str:
        """
        Try to recover all current errors.
        
        Returns:
            A message indicating success or failure of recovery.
        """
        if not self.errors_fixed:
            return "No errors to recover."
        
        for error in self.errors_fixed:
            # Simulate a recovery attempt
            if self._attempt_recovery(error):
                print(f"Recovered from '{error}' successfully.")
            else:
                print(f"Failed to recover from '{error}'.")
                
        success_count = len(self.errors_fixed) - sum(1 for err in self.errors_fixed if not self._attempt_recovery(err))
        total_errors = len(self.errors_fixed)
        
        return f"Recovery attempt completed. Fixed {success_count} out of {total_errors} errors."

    def _attempt_recovery(self, error: str) -> bool:
        """
        Simulate an attempt to recover from a specific error.
        
        Args:
            error: The name of the error being attempted to recover from.
            
        Returns:
            True if recovery was successful, False otherwise.
        """
        import random
        return random.choice([True, False])  # Random success for simulation


# Example usage:

recovery_planner = RecoveryPlanner()
recovery_planner.add_error('Disk full')
recovery_planner.add_error('Network timeout')
print(recovery_planner.recover_errors())
```