Allow kwargs down in AsyncClient when instantiating sse or streamable_http clients.

- Shorten documentation strings.

Author: patrick.rump

src/mcp/client/sse.py

@@ -34,7 +34,8 @@ async def sse_client(
     `sse_read_timeout` determines how long (in seconds) the client will wait for a new
     event before disconnecting. All other HTTP operations are controlled by `timeout`.
 
-    `**client_kwargs` : dict, optional - Additional http client configurations used to configure the AsyncClient.
+    `**client_kwargs` : dict, optional - Additional http client configurations used
+    to configure the AsyncClient.
 
     """
     read_stream: MemoryObjectReceiveStream[SessionMessage | Exception]

src/mcp/client/streamable_http.py

@@ -442,7 +442,8 @@ async def streamablehttp_client(
     `sse_read_timeout` determines how long (in seconds) the client will wait for a new
     event before disconnecting. All other HTTP operations are controlled by `timeout`.
 
-    `**client_kwargs` : dict, optional - Additional http client configurations used to configure the AsyncClient.
+    `**client_kwargs` : dict, optional - Additional http client configurations used
+    to configure the AsyncClient.
 
     Yields:
         Tuple containing:

src/mcp/shared/_httpx_utils.py

@@ -22,7 +22,7 @@ def create_mcp_http_client(
         headers: Optional headers to include with all requests.
         timeout: Request timeout as httpx.Timeout object.
             Defaults to 30 seconds if not specified.
-        client_kwargs : dict[str, Any], optional. Used to configure the AsyncClient.
+        client_kwargs : dict[str, Any]. Optional. To configure the AsyncClient.
 
     Returns:
         Configured httpx.AsyncClient instance with MCP defaults.