From d733930a2b1876340039d90f19ece81fab0d078d Mon Sep 17 00:00:00 2001
From: Heiner Lohaus <hlohaus@users.noreply.github.com>
Date: Fri, 23 Feb 2024 02:51:10 +0100
Subject: Fix unittests, use Union typing

---
 g4f/api/__init__.py | 10 +++++-----
 g4f/client.py       |  4 ++--
 g4f/stubs.py        | 10 +++++++---
 3 files changed, 14 insertions(+), 10 deletions(-)

(limited to 'g4f')

diff --git a/g4f/api/__init__.py b/g4f/api/__init__.py
index 9033aafe..d1e8539f 100644
--- a/g4f/api/__init__.py
+++ b/g4f/api/__init__.py
@@ -6,7 +6,7 @@ import nest_asyncio
 from fastapi           import FastAPI, Response, Request
 from fastapi.responses import StreamingResponse, RedirectResponse, HTMLResponse, JSONResponse
 from pydantic          import BaseModel
-from typing            import List
+from typing            import List, Union
 
 import g4f
 import g4f.debug
@@ -16,12 +16,12 @@ from g4f.typing import Messages
 class ChatCompletionsConfig(BaseModel):
     messages: Messages
     model: str
-    provider: str | None 
+    provider: Union[str, None] 
     stream: bool = False
-    temperature: float | None 
+    temperature: Union[float, None] 
     max_tokens: int = None
-    stop: list[str] | str | None
-    access_token: str | None
+    stop: Union[list[str], str, None]
+    access_token: Union[str, None]
 
 class Api:
     def __init__(self, engine: g4f, debug: bool = True, sentry: bool = False,
diff --git a/g4f/client.py b/g4f/client.py
index b44a5230..023d53f6 100644
--- a/g4f/client.py
+++ b/g4f/client.py
@@ -17,7 +17,7 @@ from . import get_model_and_provider, get_last_provider
 
 ImageProvider = Union[BaseProvider, object]
 Proxies = Union[dict, str]
-IterResponse = Generator[ChatCompletion | ChatCompletionChunk, None, None]
+IterResponse = Generator[Union[ChatCompletion, ChatCompletionChunk], None, None]
 
 def read_json(text: str) -> dict:
     """
@@ -124,7 +124,7 @@ class Completions():
         stream: bool = False,
         response_format: dict = None,
         max_tokens: int = None,
-        stop: list[str] | str = None,
+        stop: Union[list[str], str] = None,
         **kwargs
     ) -> Union[ChatCompletion, Generator[ChatCompletionChunk]]:
         if max_tokens is not None:
diff --git a/g4f/stubs.py b/g4f/stubs.py
index b9934b8c..49cf8a88 100644
--- a/g4f/stubs.py
+++ b/g4f/stubs.py
@@ -1,6 +1,8 @@
 
 from __future__ import annotations
 
+from typing import Union
+
 class Model():
     ...
 
@@ -52,7 +54,7 @@ class ChatCompletionChunk(Model):
         }
 
 class ChatCompletionMessage(Model):
-    def __init__(self, content: str | None):
+    def __init__(self, content: Union[str, None]):
         self.role = "assistant"
         self.content = content
 
@@ -72,7 +74,9 @@ class ChatCompletionChoice(Model):
         }
 
 class ChatCompletionDelta(Model):
-    def __init__(self, content: str | None):
+    content: Union[str, None] = None
+
+    def __init__(self, content: Union[str, None]):
         if content is not None:
             self.content = content
 
@@ -80,7 +84,7 @@ class ChatCompletionDelta(Model):
         return self.__dict__
 
 class ChatCompletionDeltaChoice(Model):
-    def __init__(self, delta: ChatCompletionDelta, finish_reason: str | None):
+    def __init__(self, delta: ChatCompletionDelta, finish_reason: Union[str, None]):
         self.delta = delta
         self.finish_reason = finish_reason
 
-- 
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