input: 
  def clean_emails(original_list: List[str]) -> List[str]:
      """ Clean up a list of emails and put them into a new list. Emails will be cleaned by
      removing parts after '+' and '.uk'.
      >>> clean_emails(['bob@example.com', 'alice+bob@cafe.com', 'bob@gmail.com.uk', 'bob+alice@example'])
      ['bob@example.com', 'alice@cafe.com', 'bob@gmail.com', 'bob@example']
      """
  
output:     cleaned_list = []
      for email in original_list:
          email = email.split('+')[0]
          email = email.split('.uk')[0]
          cleaned_list.append(email)
      return cleaned_list