ai-agent-book 精选快照（<2MB 代码与文档，来自 github.com/bojieli/ai-agent-book）

chapter9/browser-use-rpa/browser-use/browser_use/llm/exceptions.py

@@ -0,0 +1,27 @@
+class ModelError(Exception):
+	pass
+
+
+class ModelProviderError(ModelError):
+	"""Exception raised when a model provider returns an error."""
+
+	def __init__(
+		self,
+		message: str,
+		status_code: int = 502,
+		model: str | None = None,
+	):
+		super().__init__(message, status_code)
+		self.model = model
+
+
+class ModelRateLimitError(ModelProviderError):
+	"""Exception raised when a model provider returns a rate limit error."""
+
+	def __init__(
+		self,
+		message: str,
+		status_code: int = 429,
+		model: str | None = None,
+	):
+		super().__init__(message, status_code, model)