Getting 'TypeError: ObjectId('') is not JSON serializable' when using Flask 0.10.1

Question

I forked the Flask example, Minitwit, to work with MongoDB and it was working fine on Flask 0.9, but after upgrading to 0.10.1 I get the error in title when I login when I try t

Answer 1

This is how I've recently fixed the error

@app.route('/')
def home():
    docs = []
    for doc in db.person.find():
        doc.pop('_id') 
        docs.append(doc)
    return jsonify(docs)