Add native OpenTelemetry client telemetry

pyproject.toml

@@ -20,6 +20,8 @@ dev = [
   "chardet==6.0.0.post1",
   "coverage[toml]==7.10.6",
   "cryptography==46.0.7",
+  "inline-snapshot>=0.34.2",
+  "logfire>=4.37.0",
   "pytest>=9.0.3",
   "pytest-codspeed>=4.1.1",
   "pytest-httpbin==2.0.0",

src/httpx2/httpx2/_client.py

@@ -28,6 +28,7 @@
     request_context,
 )
 from ._models import Cookies, Headers, Request, Response
+from ._opentelemetry import trace_request
 from ._sse import EventSource
 from ._status_codes import codes
 from ._transports.base import AsyncBaseTransport, BaseTransport
@@ -1015,7 +1016,9 @@ def _send_single_request(self, request: Request) -> Response:
             raise RuntimeError("Attempted to send an async request with a sync Client instance.")
 
         with request_context(request=request):
-            response = transport.handle_request(request)
+            with trace_request(request) as trace:
+                response = transport.handle_request(request)
+                trace.set_response(response)
 
         assert isinstance(response.stream, SyncByteStream)
 
@@ -1761,7 +1764,9 @@ async def _send_single_request(self, request: Request) -> Response:
             raise RuntimeError("Attempted to send a sync request with an AsyncClient instance.")
 
         with request_context(request=request):
-            response = await transport.handle_async_request(request)
+            with trace_request(request) as trace:
+                response = await transport.handle_async_request(request)
+                trace.set_response(response)
 
         assert isinstance(response.stream, AsyncByteStream)
         response.request = request