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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:

def delete(user_id):
        '''
        Delele the  user in the database by `user_id`.
        '''
        try:
            del_count = TabMember.delete().where(TabMember.uid == user_id)
            del_count.execute()
            return True
        except:
            return False