import re from collections import Counter
# Counting unique emails and their frequency email_counts = Counter(emails) print(f"Total Unique Emails: {len(email_counts)}") print(f"Most Common Email (if any): {email_counts.most_common(1)}")
# Username analysis usernames = [email.split('@')[0] for email in emails] avg_username_length = sum(len(username) for username in usernames) / len(usernames) print(f"Average Username Length: {avg_username_length}")