FrameBridge 0.3.4 corresponding-source release

Snapshot assembled only from the signed corresponding-source archive.
Source archive SHA-256: db91a270cdefc4be79056ed38a0b4a16747e1ab130592645eac40fa3809809df

source/target-vendors/cp312/mcp/shared/context.py

@@ -0,0 +1,32 @@
+"""
+Request context for MCP handlers.
+"""
+
+from dataclasses import dataclass, field
+from typing import Any, Generic
+
+from typing_extensions import TypeVar
+
+from mcp.shared.message import CloseSSEStreamCallback
+from mcp.shared.session import BaseSession
+from mcp.types import RequestId, RequestParams
+
+SessionT = TypeVar("SessionT", bound=BaseSession[Any, Any, Any, Any, Any])
+LifespanContextT = TypeVar("LifespanContextT")
+RequestT = TypeVar("RequestT", default=Any)
+
+
+@dataclass
+class RequestContext(Generic[SessionT, LifespanContextT, RequestT]):
+    request_id: RequestId
+    meta: RequestParams.Meta | None
+    session: SessionT
+    lifespan_context: LifespanContextT
+    # NOTE: This is typed as Any to avoid circular imports. The actual type is
+    # mcp.server.experimental.request_context.Experimental, but importing it here
+    # triggers mcp.server.__init__ -> fastmcp -> tools -> back to this module.
+    # The Server sets this to an Experimental instance at runtime.
+    experimental: Any = field(default=None)
+    request: RequestT | None = None
+    close_sse_stream: CloseSSEStreamCallback | None = None
+    close_standalone_sse_stream: CloseSSEStreamCallback | None = None