sanic/examples/request_stream/server.py
2017-05-09 22:31:15 +09:00

66 lines
1.6 KiB
Python

from sanic import Sanic
from sanic.views import CompositionView
from sanic.views import HTTPMethodView
from sanic.views import stream as stream_decorator
from sanic.blueprints import Blueprint
from sanic.response import stream, text
bp = Blueprint('blueprint_request_stream')
app = Sanic('request_stream')
class SimpleView(HTTPMethodView):
@stream_decorator
async def post(self, request):
result = ''
while True:
body = await request.stream.get()
if body is None:
break
result += body.decode('utf-8')
return text(result)
@app.post('/stream', stream=True)
async def handler(request):
async def streaming(response):
while True:
body = await request.stream.get()
if body is None:
break
body = body.decode('utf-8').replace('1', 'A')
response.write(body)
return stream(streaming)
@bp.put('/bp_stream', stream=True)
async def bp_handler(request):
result = ''
while True:
body = await request.stream.get()
if body is None:
break
result += body.decode('utf-8').replace('1', 'A')
return text(result)
async def post_handler(request):
result = ''
while True:
body = await request.stream.get()
if body is None:
break
result += body.decode('utf-8')
return text(result)
app.blueprint(bp)
app.add_route(SimpleView.as_view(), '/method_view')
view = CompositionView()
view.add(['POST'], post_handler, stream=True)
app.add_route(view, '/composition_view')
if __name__ == '__main__':
app.run(host='127.0.0.1', port=8000)