fix: accept single supported content type in SSE mode Accept header#2361

4444J99 wants to merge 2 commits intomodelcontextprotocol:mainmodelcontextprotocol/python-sdk:mainfrom

4444J99:fix/accept-header-sse-only-23494444J99/python-sdk:fix/accept-header-sse-only-2349Copy head branch name to clipboard