I can send mail with shell but can't sent mail via view

Hi

I use this settings to send email:

settings.py

EMAIL_HOST = "mail.xxxxxx.ir"

EMAIL_PORT = "25"

EMAIL_HOST_USER = "xxxxx@xxx.ir"

EMAIL_HOST_PASSWORD = "xxxxxxxx"

EMAIL_BACKEND = 'django.core.mail.backends.smtp.EmailBackend'

DEFAULT_FROM_EMAIL  = 'xxxxx@xxx.ir'

and in python shell:

from django.core.mail import send_mail

send_mail('test', 'hello', 'xxxxx@xxx.ir', ['myEmail@gmail.com'])

And its successfully sent But when i use that two line code in view, i got this error:

gaierror at /userforget/

[Errno -3] Temporary failure in name resolution

Please help me.

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