django SMTPServer使用Gmail帐户断开连接

Question

请问我已经尝试过此代码，但不幸的是它无法正常工作 有错误：  SMTPServer在/断开连接 连接意外关闭：[Errno 104]对等重置连接

Setting.py

EMAIL_USE_TLS = True
EMAIL_HOST = 'smtp.gmail.com'
EMAIL_HOST_USER = 'shabbirfast@gmail.com'
EMAIL_HOST_PASSWORD = '*****'
EMAIL_PORT = 587
EMAIL_BACKEND = 'django.core.mail.backends.smtp.EmailBackend'

Views.py

from django.shortcuts import render
from django.core.mail import send_mail
from django.conf import settings
from django.http import HttpResponse


def sendemail(request):
subject = 'Test Mail'
message = 'This is an automatic massage HELLO from django.'
email_from = settings.EMAIL_HOST_USER

recipient_list = ['shabbir@xcodes.net']
try:
    send_mail(subject, message, email_from, 
recipient_list,fail_silently=False)
    return HttpResponse("SEND Confirm")
except Exception as e:
    raise e