您好，我正在尝试将pipeline_raw_http示例对接到flask 服务器上，按照server.py重构后的代码如下：
import datetime
import wave
from flask import Flask, request, Response
import sys

app = Flask(__name__)

def _get_chunk_size():
data = request.stream.read(2)
print(type(data))

while data[-2:] != b"\r\n":
data += request.stream ...