Merge pull request #1018 from jlowin/stateless-arg

Expose stateless_http kwarg for mcp.run()

src/fastmcp/server/server.py

@@ -1370,6 +1370,7 @@ class FastMCP(Generic[LifespanResultT]):
         path: str | None = None,
         uvicorn_config: dict[str, Any] | None = None,
         middleware: list[ASGIMiddleware] | None = None,
+        stateless_http: bool | None = None,
     ) -> None:
         """Run the server using HTTP transport.
 
@@ -1380,6 +1381,8 @@ class FastMCP(Generic[LifespanResultT]):
             log_level: Log level for the server (defaults to settings.log_level)
             path: Path for the endpoint (defaults to settings.streamable_http_path or settings.sse_path)
             uvicorn_config: Additional configuration for the Uvicorn server
+            middleware: A list of middleware to apply to the app
+            stateless_http: Whether to use stateless HTTP (defaults to settings.stateless_http)
         """
 
         host = host or self._deprecated_settings.host
@@ -1388,7 +1391,12 @@ class FastMCP(Generic[LifespanResultT]):
             log_level or self._deprecated_settings.log_level
         ).lower()
 
-        app = self.http_app(path=path, transport=transport, middleware=middleware)
+        app = self.http_app(
+            path=path,
+            transport=transport,
+            middleware=middleware,
+            stateless_http=stateless_http,
+        )
 
         # Get the path for the server URL
         server_path = (

src/fastmcp/settings.py

@@ -1,6 +1,7 @@
 from __future__ import annotations as _annotations
 
 import inspect
+import warnings
 from pathlib import Path
 from typing import Annotated, Any, Literal
 
@@ -258,4 +259,21 @@ class Settings(BaseSettings):
     ] = None
 
 
-settings = Settings()
+def __getattr__(name: str):
+    """
+    Used to deprecate the module-level Image class; can be removed once it is no longer imported to root.
+    """
+    if name == "settings":
+        import fastmcp
+
+        settings = fastmcp.settings
+        # Deprecated in 2.10.2
+        if settings.deprecation_warnings:
+            warnings.warn(
+                "`from fastmcp.settings import settings` is deprecated. use `fasmtpc.settings` instead.",
+                DeprecationWarning,
+                stacklevel=2,
+            )
+        return settings
+
+    raise AttributeError(f"module '{__name__}' has no attribute '{name}'")