From 47b50b4827121ec68d9e52a018b631a4a3f09625 Mon Sep 17 00:00:00 2001
From: Heiner Lohaus <hlohaus@users.noreply.github.com>
Date: Sat, 27 Jan 2024 02:00:44 +0100
Subject: Fix PerplexityLabs Provider, Improve bypass_cloudflare helper

---
 g4f/requests_curl_cffi.py | 77 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 g4f/requests_curl_cffi.py

(limited to 'g4f/requests_curl_cffi.py')

diff --git a/g4f/requests_curl_cffi.py b/g4f/requests_curl_cffi.py
new file mode 100644
index 00000000..64e41d65
--- /dev/null
+++ b/g4f/requests_curl_cffi.py
@@ -0,0 +1,77 @@
+from __future__ import annotations
+
+from curl_cffi.requests import AsyncSession, Response
+from typing import AsyncGenerator, Any
+from functools import partialmethod
+import json
+
+class StreamResponse:
+    """
+    A wrapper class for handling asynchronous streaming responses.
+
+    Attributes:
+        inner (Response): The original Response object.
+    """
+
+    def __init__(self, inner: Response) -> None:
+        """Initialize the StreamResponse with the provided Response object."""
+        self.inner: Response = inner
+
+    async def text(self) -> str:
+        """Asynchronously get the response text."""
+        return await self.inner.atext()
+
+    def raise_for_status(self) -> None:
+        """Raise an HTTPError if one occurred."""
+        self.inner.raise_for_status()
+
+    async def json(self, **kwargs) -> Any:
+        """Asynchronously parse the JSON response content."""
+        return json.loads(await self.inner.acontent(), **kwargs)
+
+    async def iter_lines(self) -> AsyncGenerator[bytes, None]:
+        """Asynchronously iterate over the lines of the response."""
+        async for line in self.inner.aiter_lines():
+            yield line
+
+    async def iter_content(self) -> AsyncGenerator[bytes, None]:
+        """Asynchronously iterate over the response content."""
+        async for chunk in self.inner.aiter_content():
+            yield chunk
+
+    async def __aenter__(self):
+        """Asynchronously enter the runtime context for the response object."""
+        inner: Response = await self.inner
+        self.inner = inner
+        self.request = inner.request
+        self.status_code: int = inner.status_code
+        self.reason: str = inner.reason
+        self.ok: bool = inner.ok
+        self.headers = inner.headers
+        self.cookies = inner.cookies
+        return self
+
+    async def __aexit__(self, *args):
+        """Asynchronously exit the runtime context for the response object."""
+        await self.inner.aclose()
+
+class StreamSession(AsyncSession):
+    """
+    An asynchronous session class for handling HTTP requests with streaming.
+
+    Inherits from AsyncSession.
+    """
+
+    def request(
+        self, method: str, url: str, **kwargs
+    ) -> StreamResponse:
+        """Create and return a StreamResponse object for the given HTTP request."""
+        return StreamResponse(super().request(method, url, stream=True, **kwargs))
+
+    # Defining HTTP methods as partial methods of the request method.
+    head = partialmethod(request, "HEAD")
+    get = partialmethod(request, "GET")
+    post = partialmethod(request, "POST")
+    put = partialmethod(request, "PUT")
+    patch = partialmethod(request, "PATCH")
+    delete = partialmethod(request, "DELETE")
-- 
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