text: try:
      from scape.modules.sql_helper import SESSION, BASE
  except ImportError:
      raise AttributeError
  from sqlalchemy import Column, UnicodeText, Numeric, String
  
  
  class Filters(BASE):
      __tablename__ = "filters"
      chat_id = Column(String(14), primary_key=True)
      keyword = Column(UnicodeText, primary_key=True, nullable=False)
      reply = Column(UnicodeText)
      f_mesg_id = Column(Numeric)
  
      def __init__(self, chat_id, keyword, reply, f_mesg_id):
          self.chat_id = str(chat_id)
          self.keyword = keyword
          self.reply = reply
          self.f_mesg_id = f_mesg_id
  
      def __eq__(self, other):
          return bool(
              isinstance(other, Filters) and self.chat_id == other.chat_id
              and self.keyword == other.keyword)
  
  
  Filters.__table__.create(checkfirst=True)
  
  
  def get_filter(chat_id, keyword):
      try:
          return SESSION.query(Filters).get((str(chat_id), keyword))
      finally:
          SESSION.close()
  
  
  def get_filters(chat_id):
      try:
          return SESSION.query(Filters).filter(
              Filters.chat_id == str(chat_id)).all()
      finally:
          SESSION.close()
  
  
  def add_filter(chat_id, keyword, reply, f_mesg_id):
      to_check = get_filter(chat_id, keyword)
      if not to_check:
          adder = Filters(str(chat_id), keyword, reply, f_mesg_id)
          SESSION.add(adder)
          SESSION.commit()
          return True
      else:
          rem = SESSION.query(Filters).get((str(chat_id), keyword))
          SESSION.delete(rem)
          SESSION.commit()
          adder = Filters(str(chat_id), keyword, reply, f_mesg_id)
          SESSION.add(adder)
          SESSION.commit()
          return False
  
  
  def remove_filter(chat_id, keyword):
      to_check = get_filter(chat_id, keyword)
      if not to_check:
          return False
      else:
          rem = SESSION.query(Filters).get((str(chat_id), keyword))
          SESSION.delete(rem)
          SESSION.commit()
          return True
  