From 9a4312f996dee951cbfbd22ff28c138d6edc31dc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mehmet=20Balc=C4=B1?=
 <148548201+MehmetxBalci@users.noreply.github.com>
Date: Tue, 3 Nov 2026 16:20:55 +0300
Subject: [PATCH] Add Emails class for email validation and storage

---
 Week05/emails_mehmet_balci.py | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 Week05/emails_mehmet_balci.py

diff --git a/Week05/emails_mehmet_balci.py b/Week05/emails_mehmet_balci.py
new file mode 100644
index 00000000..010f9c4c
--- /dev/null
+++ b/Week05/emails_mehmet_balci.py
@@ -0,0 +1,30 @@
+import re
+
+
+class Emails(list):
+
+    EMAIL_PATTERN = re.compile(r"[^@\s]+@[^@\s]+\.[^@\s]+")
+
+    def __init__(self, emails):
+        super().__init__()
+        self.validate(emails)
+        for email in emails:
+            if email not in self:  # tekrar edenleri ekleme
+                self.append(email)
+
+    @property
+    def data(self):
+        return list(self)
+
+    def validate(self, emails):
+        for email in emails:
+            if not isinstance(email, str):
+                raise ValueError(f"{email!r} is not a string")
+            if not self.EMAIL_PATTERN.fullmatch(email):
+                raise ValueError(f"{email!r} is not a valid email address")
+
+    def __repr__(self):
+        return f"Emails({list.__repr__(self)})"
+
+    def __str__(self):
+        return ", ".join(self)