gmail出現認證問題參考:https://segmentfault.com/q/1010000008458788
163郵箱配置
EMAIL_HOST = 'smtp.163.com'
EMAIL_PORT = 465
EMAIL_HOST_USER = 'xxx'
EMAIL_HOST_PASSWORD = 'xxx'. # 這里是授權碼
# 下面兩項只能有一個為True
EMAIL_USE_TLS = False
EMAIL_USE_SSL = True
gmai配置
EMAIL_HOST = 'smtp.gmail.com'
EMAIL_PORT = 587
EMAIL_HOST_USER = 'xxx'
EMAIL_HOST_PASSWORD = 'xxx'
# 下面兩項只能有一個為True
EMAIL_USE_TLS = True
EMAIL_USE_SSL = False
EMAIL_BACKEND = 'django.core.mail.backends.smtp.EmailBackend'