From 3c2755bc72efa0d8e5d8b2883443530ba67ecad4 Mon Sep 17 00:00:00 2001
From: Heiner Lohaus <heiner@lohaus.eu>
Date: Tue, 26 Sep 2023 10:03:37 +0200
Subject: Add ChatgptDuo and Aibn Provider Add support for "nest_asyncio",
 Reuse event_loops with event_loop_policy Support for  "create_async" with
 synchron provider

---
 g4f/Provider/Aibn.py | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 g4f/Provider/Aibn.py

(limited to 'g4f/Provider/Aibn.py')

diff --git a/g4f/Provider/Aibn.py b/g4f/Provider/Aibn.py
new file mode 100644
index 00000000..1ef928be
--- /dev/null
+++ b/g4f/Provider/Aibn.py
@@ -0,0 +1,51 @@
+from __future__ import annotations
+
+import time
+import hashlib
+
+from ..typing import AsyncGenerator
+from g4f.requests import AsyncSession
+from .base_provider import AsyncGeneratorProvider
+
+
+class Aibn(AsyncGeneratorProvider):
+    url                   = "https://aibn.cc"
+    supports_gpt_35_turbo = True
+    working               = True
+
+    @classmethod
+    async def create_async_generator(
+        cls,
+        model: str,
+        messages: list[dict[str, str]],
+        **kwargs
+    ) -> AsyncGenerator:
+        async with AsyncSession(impersonate="chrome107") as session:
+            timestamp = int(time.time())
+            data = {
+                "messages": messages,
+                "pass": None,
+                "sign": generate_signature(timestamp, messages[-1]["content"]),
+                "time": timestamp
+            }
+            async with session.post(f"{cls.url}/api/generate", json=data) as response:
+                response.raise_for_status()
+                async for chunk in response.content.iter_any():
+                    yield chunk.decode()
+
+    @classmethod
+    @property
+    def params(cls):
+        params = [
+            ("model", "str"),
+            ("messages", "list[dict[str, str]]"),
+            ("stream", "bool"),
+            ("temperature", "float"),
+        ]
+        param = ", ".join([": ".join(p) for p in params])
+        return f"g4f.provider.{cls.__name__} supports: ({param})"
+    
+
+def generate_signature(timestamp: int, message: str, secret: str = "undefined"):
+    data = f"{timestamp}:{message}:{secret}"
+    return hashlib.sha256(data.encode()).hexdigest()
\ No newline at end of file
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