fix: Update test_http_unicode to use new streamable_http_client API

Replace deprecated streamablehttp_client with streamable_http_client
to fix test failures and pyright errors.

Author: felixweinberger

src/mcp/client/streamable_http.py

@@ -560,8 +560,8 @@ def start_get_stream() -> None:
             await write_stream.aclose()
 
 
-@deprecated("Use `streamable_http_client` instead.")
 @asynccontextmanager
+@deprecated("Use `streamable_http_client` instead.")
 async def streamablehttp_client(
     url: str,
     headers: dict[str, str] | None = None,

tests/client/test_http_unicode.py

@@ -12,7 +12,7 @@
 import pytest
 
 from mcp.client.session import ClientSession
-from mcp.client.streamable_http import streamablehttp_client
+from mcp.client.streamable_http import streamable_http_client
 from tests.test_helpers import wait_for_server
 
 # Test constants with various Unicode characters
@@ -178,7 +178,7 @@ async def test_streamable_http_client_unicode_tool_call(running_unicode_server:
     base_url = running_unicode_server
     endpoint_url = f"{base_url}/mcp"
 
-    async with streamablehttp_client(endpoint_url) as (read_stream, write_stream, _get_session_id):
+    async with streamable_http_client(endpoint_url) as (read_stream, write_stream, _get_session_id):
         async with ClientSession(read_stream, write_stream) as session:
             await session.initialize()
 
@@ -210,7 +210,7 @@ async def test_streamable_http_client_unicode_prompts(running_unicode_server: st
     base_url = running_unicode_server
     endpoint_url = f"{base_url}/mcp"
 
-    async with streamablehttp_client(endpoint_url) as (read_stream, write_stream, _get_session_id):
+    async with streamable_http_client(endpoint_url) as (read_stream, write_stream, _get_session_id):
         async with ClientSession(read_stream, write_stream) as session:
             await session.initialize()