Merge pull request #94 from usrmertc/patch-4

Create emails_mert_can_fidan.py

Author: canbula

Week05/emails_mert_can_fidan.py

@@ -0,0 +1,29 @@
+import re
+
+class Emails(list):
+    def __init__(self, data: [str]) -> None:
+        self.data = list(set(data))
+        self.validate(data)
+        
+    def __repr__(self):
+        return f"Emails({self.data})"
+    
+    def __str__(self):
+        return f"Emails: {self.data}"
+        
+    def validate(self, data: [str]) -> None:
+        # Validate email addresses according to the pattern used by Gmail.
+        # The local part (before the @) can contain:
+        # - Alphanumeric characters
+        # - Periods (.) but not consecutively or at the start/end
+        # The domain part (after the @) can contain:
+        # - Alphanumeric characters
+        # - Periods (.) followed by at least two alphabetic characters
+        # This pattern also supports subdomains.
+        regex_pattern = r"^[A-Za-z0-9]+(?:[.][A-Za-z0-9]+)*@[A-Za-z0-9]+(?:\.[A-Za-z]{2,}){1,2}$"
+
+        for email in data:
+            if isinstance(email, int):
+                raise ValueError("Only string values accepted!")
+            if not re.match(regex_pattern, email):
+                raise ValueError(f"Invalid email format: {email}")