From 7b9ad21de81cd5129b047d8de3ce8d9e5a53ea9a Mon Sep 17 00:00:00 2001
From: Heiner Lohaus <heiner@lohaus.eu>
Date: Sun, 1 Oct 2023 20:29:57 +0200
Subject: Change event loop policy on windows Support more versions from
 curl_cffi

---
 g4f/Provider/helper.py | 11 +++++++++--
 g4f/requests.py        | 31 +++++++++++++++++++++----------
 2 files changed, 30 insertions(+), 12 deletions(-)

diff --git a/g4f/Provider/helper.py b/g4f/Provider/helper.py
index 2c00a488..544c5a76 100644
--- a/g4f/Provider/helper.py
+++ b/g4f/Provider/helper.py
@@ -1,13 +1,20 @@
 from __future__ import annotations
 
-import asyncio
+import asyncio, sys
 from asyncio import AbstractEventLoop
 
 import browser_cookie3
 
+# Change event loop policy on windows
+if sys.platform == 'win32':
+    if isinstance(
+        asyncio.get_event_loop_policy(), asyncio.WindowsProactorEventLoopPolicy
+    ):
+        asyncio.set_event_loop_policy(asyncio.WindowsSelectorEventLoopPolicy())
+
+# Local Cookie Storage
 _cookies: dict[str, dict[str, str]] = {}
 
-    
 # If event loop is already running, handle nested event loops
 # If "nest_asyncio" is installed, patch the event loop.
 def get_event_loop() -> AbstractEventLoop:
diff --git a/g4f/requests.py b/g4f/requests.py
index 6f4b587c..367bafa0 100644
--- a/g4f/requests.py
+++ b/g4f/requests.py
@@ -8,10 +8,12 @@ from aiohttp.base_protocol import BaseProtocol
 
 from curl_cffi.requests import AsyncSession as BaseSession
 from curl_cffi.requests import Response
-from curl_cffi import AsyncCurl
 
-is_newer_0_5_9 = hasattr(AsyncCurl, "remove_handle")
-is_newer_0_5_8 = hasattr(BaseSession, "_set_cookies")
+import curl_cffi
+
+is_newer_0_5_8 = hasattr(BaseSession, "_set_cookies") or hasattr(curl_cffi.requests.Cookies, "get_cookies_for_curl")
+is_newer_0_5_9 = hasattr(curl_cffi.AsyncCurl, "remove_handle")
+is_newer_0_5_10 = hasattr(BaseSession, "release_curl")
 
 class StreamResponse:
     def __init__(self, inner: Response, content: StreamReader, request):
@@ -65,13 +67,22 @@ class StreamRequest:
     async def __aenter__(self) -> StreamResponse:
         self.curl = await self.session.pop_curl()
         self.enter = self.loop.create_future()
-        request, _, header_buffer = self.session._set_curl_options(
-            self.curl,
-            self.method,
-            self.url,
-            content_callback=self.on_content,
-            **self.options
-        )
+        if is_newer_0_5_10:
+            request, _, header_buffer, _, _ = self.session._set_curl_options(
+                self.curl,
+                self.method,
+                self.url,
+                content_callback=self.on_content,
+                **self.options
+            )
+        else:
+            request, _, header_buffer = self.session._set_curl_options(
+                self.curl,
+                self.method,
+                self.url,
+                content_callback=self.on_content,
+                **self.options
+            )
         if is_newer_0_5_9:
              self.handle = self.session.acurl.add_handle(self.curl)
         else:
-- 
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