Method send

django/core/mail/message.py:376–411

Send the email message.

(self, fail_silently=False, *, using=None)

        return [email for email in (self.to + self.cc + self.bcc) if email]

    def send(self, fail_silently=False, *, using=None):
        """Send the email message."""
        if not self.recipients():
            # Don't bother creating the network connection if there's nobody to
            # send to.
            return 0

        # RemovedInDjango70Warning: replace the remainder of this method with:
        #   from django.core.mail import mailers
        #   mailer = mailers.default if using is None else mailers[using]
        #   return mailer.send_messages([self])

        from django.core import mail

        if fail_silently:
            warn_about_external_use(FAIL_SILENTLY_ARG_WARNING, RemovedInDjango70Warning)
        if hasattr(self, "get_connection"):
            raise AttributeError(
                "EmailMessage no longer supports the undocumented "
                "get_connection() method."
            )

        if using is not None:
            report_using_incompatibility(self._connection, fail_silently)
            connection = mail.mailers[using]
        elif self._connection:
            connection = self._connection
            if fail_silently:
                raise TypeError(
                    "fail_silently cannot be used with a connection. "
                    "Pass fail_silently to get_connection() instead."
                )
        else:
            connection = mail.get_connection(fail_silently=fail_silently)

        return connection.send_messages([self])

    def attach(self, filename=None, content=None, mimetype=None):
        """