A Barebone Basic Beginner Email Validator

Address Validator/AddressValidator.py

@@ -1,16 +1,28 @@
-def addressVal(address):
+def addressVal(address:str)-> str:
+    """
+    Takes an Email address string returning a valid or inavlid string output.
+
+    Args:
+        address: Email Address string
+    """
     dot = address.find(".")
     at = address.find("@")
-    if (dot == -1):
-        print("Invalid")
-    elif (at == -1):
-        print("Invalid")
-    else:
-        print("Valid")
+    if (dot < 0) and (at != 1): # An email address can have more than one (.) but only one (@)
+        return f"Invalid Email Address: {address}"
+    return f"Valid Email Address: {address}"
+
 
-print("This program will decide if your input is a valid email address")
-while(True):
-    print("A valid email address needs an '@' symbol and a '.'")
-    x = input("Input your email address:")
+print("This program checks whether an Email Address is valid.")
+while True:
+
+    email = str(input("Please Enter An Email Address or (q) to quit: ")).strip()
+    if email.lower() == "q":
+        print("Exiting...")
+        break
+    addressVal(email)
+"""
+NOTE: This a beginner -- beginner email validator A more robust/ complex validator would use tools like
+regex(re) to fine tune the validation process further.
 
-    addressVal(x)
+Beginner: You colud Also check if the inputed email has upper case or lower case as a validator factor.
+"""