| from typing import Optional | |
| class InvokeError(Exception): | |
| """Base class for all LLM exceptions.""" | |
| description: Optional[str] = None | |
| def __init__(self, description: Optional[str] = None) -> None: | |
| self.description = description | |
| def __str__(self): | |
| return self.description or self.__class__.__name__ | |
| class InvokeRateLimitError(InvokeError): | |
| """Raised when the Invoke returns rate limit error.""" | |
| description = "Rate Limit Error" | |