从@ Rachel的示例代码工作,带着几分摆弄我得到了这一点,它的工作原理,并说明了话题,搜索和查询功能。
必须安装库的urllib和JSON,加上代码https://code.google.com/p/google-api-python-client/downloads/list 必须从具体的项目“设置” 为Python的mglread()接口被打破为2014年4月 的启用结算的记录“freebase.readonly”范围不起作用。
from apiclient.discovery import build
import httplib2
from oauth2client.client import SignedJwtAssertionCredentials, VerifyJwtTokenError
# Set up needed constants
#
SERVICE_EMAIL = args.serviceEmail
PRIVATE_KEY_PATH = args.privateKeyFile
topicID = args.topicID
query = args.query
search_url = 'https://www.googleapis.com/freebase/v1/search'
topic_url = 'https://www.googleapis.com/freebase/v1/topic'
mql_url = "https://www.googleapis.com/freebase/v1/mqlread"
key = open(PRIVATE_KEY_PATH, 'rb').read()
credentials = SignedJwtAssertionCredentials(SERVICE_EMAIL, key,
scope='https://www.googleapis.com/auth/freebase')
try:
http = httplib2.Http()
http = credentials.authorize(http)
except VerifyJwtTokenError as e:
print(u"Unable to authorize via private key: VerifyJwtTokenError, {0}".format(e))
raise
connection = build('freebase', 'v1', http=http)
# Search for a topic by Freebase topic ID
# https://developers.google.com/freebase/v1/topic-overview
#
params = { 'filter': 'suggest' }
url = topic_url + topicID + '?' + urllib.urlencode(params)
if (args.verbose): print("URL: " + url)
resp = urllib.urlopen(url).read()
if (args.verbose): print("Response: " + resp)
respJ = json.loads(resp)
print("Topic property(s) for '%s': " % topicID)
for property in respJ['property']:
print(' ' + property + ':')
for value in respJ['property'][property]['values']:
print(' - ' + value['text'])
print("\n")
# Do a regular search
# https://developers.google.com/freebase/v1/search-overview
#
params = { 'query': query }
url = search_url + '?' + urllib.urlencode(params)
if (args.verbose): print("URL: " + url)
resp = urllib.urlopen(url).read()
if (args.verbose): print("Response: " + resp)
respJ = json.loads(resp)
print("Search result for '%s': " % query)
theKeys = {}
for res in respJ['result']:
print ("%-40s %-15s %10.5f" %
(res['name'], res['mid'], res['score']))
params = '{ "id": "%s", "type": []}' % (res['mid'])
# Run a query on the retrieved ID, to get its types:
url = mql_url + '?query=' + params
resp = urllib.urlopen(url).read()
respJ = json.loads(resp)
print(" Type(s): " + `respJ['result']['type']`)
otherKeys = []
for k in res:
if (k not in ['name', 'mid', 'score']): otherKeys.append(k)
if (len(otherKeys)): print(" Other keys: " + ", ".join(otherKeys))
sys.exit(0)
谢谢!那让我感到很开心。我将在下面发布工作示例(不适合评论)。 – TextGeek
太棒了!我很高兴它的工作。 –