new_contents: import re
  
  kwp = [(1,'game'),(3,'play'),(5,'the Ace'),
         (20,'ace of diamonds|hearts|spades|clubs'),
         (3,'dicing'),(5,'diamonds|hearts|spades|clubs')]       
  
  kwc = [(1,'credit'),(20,'credit card'),
         (3,'bank'),(2,'banking'),(2,'cash'),
         (3,'corporate'),(5,'form of payment')]
  
  def distinguish(text):
      score = 0
      for i,j in kwp:
          score += len(re.findall(j, text, re.IGNORECASE)) * i
      for i,j in kwc:
          score -= len(re.findall(j, text, re.IGNORECASE)) * i    
      return 'playing card' if score>0 else 'credit card' if score<0 else "I dont know"
  
subject: Create beta_credit_card_or_playing_card.py