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1004 B
1004 B
Starlette includes support for HTTP/2 and HTTP/3 server push, making it possible to push resources to the client to speed up page load times.
Request.send_push_promise
Used to initiate a server push for a resource. If server push is not available this method does nothing.
Signature: send_push_promise(path)
path
- A string denoting the path of the resource.
from starlette.applications import Starlette
from starlette.responses import HTMLResponse
from starlette.routing import Route, Mount
from starlette.staticfiles import StaticFiles
async def homepage(request):
"""
Homepage which uses server push to deliver the stylesheet.
"""
await request.send_push_promise("/static/style.css")
return HTMLResponse(
'<html><head><link rel="stylesheet" href="/static/style.css"/></head></html>'
)
routes = [
Route("/", endpoint=homepage),
Mount("/static", StaticFiles(directory="static"), name="static")
]
app = Starlette(routes=routes)