Keyset pagination has_more logic

Code reviewNetworking & APIsMid–Senior~22 min

Review this Python keyset-pagination helper that computes has_more.

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1@app.route('/posts')

2def list_posts():

3 limit = int(request.args.get('limit', 20))

4 after = request.args.get('after_id')

5 q = Post.query.order_by(Post.id.asc())

6 if after:

7 q = q.filter(Post.id > after)

8 rows = q.limit(limit).all()

9 has_more = len(rows) == limit

10 next_id = rows[-1].id if rows else None

11 return jsonify({'posts': [p.dict() for p in rows],

12 'next_id': next_id, 'has_more': has_more})

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