Question

我正在尝试为使用Boto创建的MTurk HIT设置SQS通知。我能够创建HIT类型，创建具有该类型的HIT，创建SQS队列，以及写入和读取队列。我还编写了（我认为）将为给定的HIT类型设置通知的命令。但是没有发送通知。

知道发生了什么事吗？

print "Debugging..."

import boto
import boto.sqs
from boto.mturk.connection import MTurkConnection
from boto.mturk.question import QuestionContent, Question, QuestionForm, \
    Overview, AnswerSpecification, SelectionAnswer, FormattedContent, \
    FreeTextAnswer
import uuid

ACCESS_ID = 'REDACTED'
SECRET_KEY = 'REDACTED'
HOST = 'mechanicalturk.sandbox.amazonaws.com'

mtc = MTurkConnection(aws_access_key_id=ACCESS_ID,
                      aws_secret_access_key=SECRET_KEY,
                      host=HOST)

print mtc.get_account_balance()

# --------------- DESIGN THE HIT -------------------

title = 'Give your opinion about a website ' + str(uuid.uuid4())
print title

description = ('Visit a website and give us your opinion about'
               ' the design and also some personal comments')
keywords = 'website, rating, opinions'

ratings = [
    ('Very Bad', '-2'),
    ('Bad', '-1'),
    ('Not bad', '0'),
    ('Good', '1'),
    ('Very Good', '1')
]

# ---------------  BUILD OVERVIEW -------------------

overview = Overview()
overview.append_field('Title', 'Give your opinion on this website')
overview.append(FormattedContent('hello'))

qc1 = QuestionContent()
qc1.append_field('Title', 'Your personal comments')

fta2 = FreeTextAnswer()

q = Question(identifier="comments",
             content=qc1,
             answer_spec=AnswerSpecification(fta2))

# --------------- BUILD THE QUESTION FORM -------------------

question_form = QuestionForm()
question_form.append(overview)
question_form.append(q)

# --------------- CREATE THE HIT -------------------

hit_type = mtc.register_hit_type(
    title,
    description,
    0.05,
    60*5,
    keywords=keywords,
    approval_delay=None,
    qual_req=None)[0]

print hit_type.HITTypeId

hit = mtc.create_hit(
    hit_type=hit_type.HITTypeId,
    questions=question_form,
    max_assignments=1,
    title=title,
    description=description,
    keywords=keywords,
    duration=60*5,
    reward=0.05)[0]

print hit
print dir(hit)
print hit.HITTypeId

sqs_connection = boto.sqs.connect_to_region(
    "us-west-2",
    aws_access_key_id=ACCESS_ID,
    aws_secret_access_key=SECRET_KEY)

# Set up Amazon Simple Queue Service.
queue_name = "wallace_queue"
queue = sqs_connection.create_queue(queue_name)
sqs_connection.add_permission(
    queue,
    "MTurkSendMessage",
    "755651556756",
    "SendMessage")

m = boto.sqs.message.Message()
m.set_body("hello world.")
queue.write(m)

rs = queue.get_messages()
for m in rs:
    msg = m.get_body()
    print "got message:"
    print msg
    assert msg == "hello world."

# set up queue notifications
qrl = "https://sqs.us-west-2.amazonaws.com/134127175127/" + queue_name
all_event_types = [
    "AssignmentAccepted",
    "AssignmentAbandoned",
    "AssignmentReturned",
    "AssignmentSubmitted",
    "HITReviewable",
    "HITExpired",
]
mtc.set_sqs_notification(
    hit.HITTypeId, qrl, event_types=all_event_types)

print "Done."

Answer 1

如果您仍在努力解决此问题，您需要在SQS中设置一些权限以允许MTurk向其发送消息。这里描述了它们：enter link description here

使用Boto为MTurk命中发送SQS通知

1 个答案: