Python 如何读取/处理POST请求中发送给Flask API的音频文件?
我正在运行一个简单的Flask后端,它将使用音频文件处理HTTP请求并读取数据。最后,我希望读取数据并让ML模型对音频数据执行推断,但第一步是简单地以正确的编码格式读取数据 我的Flask应用程序代码如下:Python 如何读取/处理POST请求中发送给Flask API的音频文件?,python,http,flask,audio,python-requests,Python,Http,Flask,Audio,Python Requests,我正在运行一个简单的Flask后端,它将使用音频文件处理HTTP请求并读取数据。最后,我希望读取数据并让ML模型对音频数据执行推断,但第一步是简单地以正确的编码格式读取数据 我的Flask应用程序代码如下: @app.route('/api/audio', methods=['GET', 'POST']) def get_score(): if request.method == 'POST': length = request.content_length
@app.route('/api/audio', methods=['GET', 'POST'])
def get_score():
if request.method == 'POST':
length = request.content_length
content_type = request.content_type
data = request.data
return f"""Content Type is {content_type} and data is {data} \n length is {length}"""
elif request.method == 'GET':
return 'get method received'
def send_audio():
#print('attempting to send audio')
url = 'http://127.0.0.1:5000/api/audio'
with open('/Users/kaushikandra/laughter-detection/LaughDetection/crowd_laugh_1.wav', 'rb') as file:
data = {'uuid':'-jx-1', 'alarmType':1, 'timeDuration':10}
files = {'messageFile': file}
req = requests.post(url, files=files, json=data)
print(req.status_code)
print(req.text)
我在客户端生成POST请求的测试代码如下:
@app.route('/api/audio', methods=['GET', 'POST'])
def get_score():
if request.method == 'POST':
length = request.content_length
content_type = request.content_type
data = request.data
return f"""Content Type is {content_type} and data is {data} \n length is {length}"""
elif request.method == 'GET':
return 'get method received'
def send_audio():
#print('attempting to send audio')
url = 'http://127.0.0.1:5000/api/audio'
with open('/Users/kaushikandra/laughter-detection/LaughDetection/crowd_laugh_1.wav', 'rb') as file:
data = {'uuid':'-jx-1', 'alarmType':1, 'timeDuration':10}
files = {'messageFile': file}
req = requests.post(url, files=files, json=data)
print(req.status_code)
print(req.text)
当我运行客户端脚本时,我从服务器获得以下输出
200
Content Type is multipart/form-data; boundary=d95c72e01bdfac029b16da2b8f144cbd and data is b''
length is 129722
我可以从200状态代码中看到flask应用程序正确地接收POST请求,但是当我尝试读取数据时,我得到一个空的b''字符串。解码音频文件的正确方法是什么?还是我在客户端脚本中发送POST请求的方式有问题
我已经了解了有关StackOverflow的其他问题,他们提到将文件作为POST请求中“files”参数的一部分发送。尝试使用获取音频文件:
@app.route('/api/audio', methods=['GET', 'POST'])
def get_score():
if request.method == 'POST':
request.files['messageFile']
如果我记得的话,request.data只是一个空字符串。使用request.json()
或