from django.core.mail import EmailMessage, EmailMultiAlternatives
from django.template.loader import render_to_string
from django.conf import settings
import os
class DeliveryObserver
def self.delivered_email(message)
new(message).record
end
def initialize(message)
from django.conf import settings
from django.db.models.signals import post_save
from django.dispatch import receiver
from .models import EmailOutbox
import queue
import time
from dataclasses import dataclass, field, replace
from typing import Any, Dict, Tuple
class EmailDedupService
DEFAULT_TTL = 5.minutes.to_i
def self.claim(fingerprint, ttl: DEFAULT_TTL)
key = "email_dedup:#{fingerprint}"
# Atomic set-if-absent with expiry; returns true only for the first caller.
from django.contrib.auth import views as auth_views
from django.urls import path
app_name = 'accounts'
urlpatterns = [
package mailer
import (
"crypto/sha256"
"encoding/hex"
"strings"