@classmethod
def list_user(cls, user, drop_incompat_keys=False):
    """
        Patch a list user object, example in
        :meth:`Client.user_following`, :meth:`Client.user_followers`, :meth:`Client.search_users`
        """
    user['id'] = str(user['pk'])
    user['profile_picture'] = user['profile_pic_url']
    if drop_incompat_keys:
        cls._drop_keys(user, ['byline', 'follower_count',
            'friendship_status', 'has_anonymous_profile_picture',
            'has_chaining', 'is_favorite', 'is_private', 'is_unpublished',
            'is_verified', 'mutual_followers_count', 'pk',
            'profile_pic_url', 'social_context', 'unseen_count'])
    return user
