refactor(openai.py): making it compatible for openai v1

BREAKING CHANGE:

litellm/exceptions.py

@@ -8,75 +8,82 @@
 #  Thank you users! We ❤️ you! - Krrish & Ishaan
 
 ## LiteLLM versions of the OpenAI Exception Types
-from openai.error import (
+
+from openai import (
     AuthenticationError,
-    InvalidRequestError,
+    BadRequestError,
     RateLimitError,
-    ServiceUnavailableError,
+    APIStatusError,
     OpenAIError,
     APIError, 
-    Timeout, 
+    APITimeoutError, 
     APIConnectionError, 
 )
-
+import httpx
 
 class AuthenticationError(AuthenticationError):  # type: ignore
-    def __init__(self, message, llm_provider, model):
+    def __init__(self, message, llm_provider, model, response: httpx.Response):
         self.status_code = 401
         self.message = message
         self.llm_provider = llm_provider
         self.model = model
         super().__init__(
-            self.message
+            self.message,
+            response=response,
+            body=None
         )  # Call the base class constructor with the parameters it needs
 
-
-class InvalidRequestError(InvalidRequestError):  # type: ignore
-    def __init__(self, message, model, llm_provider):
+class BadRequestError(BadRequestError):  # type: ignore
+    def __init__(self, message, model, llm_provider, response: httpx.Response):
         self.status_code = 400
         self.message = message
         self.model = model
         self.llm_provider = llm_provider
         super().__init__(
-            self.message, f"{self.model}"
+            self.message,
+            response=response,
+            body=None
         )  # Call the base class constructor with the parameters it needs
 
-class Timeout(Timeout):  # type: ignore
-    def __init__(self, message, model, llm_provider):
+class Timeout(APITimeoutError):  # type: ignore
+    def __init__(self, message, model, llm_provider, request: httpx.Request):
         self.status_code = 408
         self.message = message
         self.model = model
         self.llm_provider = llm_provider
         super().__init__(
-            self.message, f"{self.model}"
+            request=request
         )  # Call the base class constructor with the parameters it needs
 
-# sub class of invalid request error - meant to give more granularity for error handling context window exceeded errors
-class ContextWindowExceededError(InvalidRequestError):  # type: ignore
-    def __init__(self, message, model, llm_provider):
-        self.status_code = 400
-        self.message = message
-        self.model = model
-        self.llm_provider = llm_provider
-        super().__init__(
-            self.message, self.model, self.llm_provider
-        )  # Call the base class constructor with the parameters it needs
-
-
 class RateLimitError(RateLimitError):  # type: ignore
-    def __init__(self, message, llm_provider, model):
+    def __init__(self, message, llm_provider, model, response: httpx.Response):
         self.status_code = 429
         self.message = message
         self.llm_provider = llm_provider
         self.modle = model
         super().__init__(
-            self.message
+            self.message,
+            response=response,
+            body=None
         )  # Call the base class constructor with the parameters it needs
 
+# sub class of rate limit error - meant to give more granularity for error handling context window exceeded errors
+class ContextWindowExceededError(BadRequestError):  # type: ignore
+    def __init__(self, message, model, llm_provider, response: httpx.Response):
+        self.status_code = 400
+        self.message = message
+        self.model = model
+        self.llm_provider = llm_provider
+        super().__init__(
+            message=self.message, 
+            model=self.model, 
+            llm_provider=self.llm_provider, 
+            response=response
+        )  # Call the base class constructor with the parameters it needs
 
-class ServiceUnavailableError(ServiceUnavailableError):  # type: ignore
+class ServiceUnavailableError(APIStatusError):  # type: ignore
     def __init__(self, message, llm_provider, model):
-        self.status_code = 500
+        self.status_code = 503
         self.message = message
         self.llm_provider = llm_provider
         self.model = model
@@ -87,13 +94,14 @@ class ServiceUnavailableError(ServiceUnavailableError):  # type: ignore
 
 # raise this when the API returns an invalid response object - https://github.com/openai/openai-python/blob/1be14ee34a0f8e42d3f9aa5451aa4cb161f1781f/openai/api_requestor.py#L401
 class APIError(APIError): # type: ignore 
-    def __init__(self, status_code, message, llm_provider, model):
+    def __init__(self, status_code, message, llm_provider, model, request: httpx.Request):
         self.status_code = status_code 
         self.message = message
         self.llm_provider = llm_provider
         self.model = model
         super().__init__(
-            self.message
+            self.message,
+            request=request
         )
 
 # raised if an invalid request (not get, delete, put, post) is made
@@ -123,4 +131,15 @@ class BudgetExceededError(Exception):
         self.current_cost = current_cost
         self.max_budget = max_budget
         message = f"Budget has been exceeded! Current cost: {current_cost}, Max budget: {max_budget}"
-        super().__init__(message)
+        super().__init__(message)
+
+## DEPRECATED ## 
+class InvalidRequestError(BadRequestError):  # type: ignore
+    def __init__(self, message, model, llm_provider):
+        self.status_code = 400
+        self.message = message
+        self.model = model
+        self.llm_provider = llm_provider
+        super().__init__(
+            self.message, f"{self.model}"
+        )  # Call the base class constructor with the parameters it needs