python:IOError: [Errno 13] 权限被拒绝。当我尝试 google-analytics-api 示例代码时

Question

我正在尝试从 google-analytics-api 获取数据，我运行示例代码：HelloAnalytics.py(https://developers.google.com/analytics/devguides/reporting/core/v3/quickstart/service-py)， 但有一些错误：IOError: [Errno 13] 我已将我的服务帐户电子邮件地址添加到我的 GA 帐户 我用的是mac os。

详细错误信息：

   Traceback (most recent call last):
  File "/Users/mac/Documents/python-f/HelloAnalytics.py", line 82, in <module>
    main()
  File "/Users/mac/Documents/python-f/HelloAnalytics.py", line 77, in main
    analytics = initialize_analyticsreporting()
  File "/Users/mac/Documents/python-f/HelloAnalytics.py", line 34, in initialize_analyticsreporting
    analytics = build('analytics', 'v4', http=http, discoveryServiceUrl=DISCOVERY_URI)
  File "build/bdist.macosx-10.12-intel/egg/oauth2client/_helpers.py", line 133, in positional_wrapper
  File "build/bdist.macosx-10.12-intel/egg/googleapiclient/discovery.py", line 222, in build
  File "build/bdist.macosx-10.12-intel/egg/googleapiclient/discovery.py", line 269, in _retrieve_discovery_doc
  File "build/bdist.macosx-10.12-intel/egg/oauth2client/transport.py", line 159, in new_request
  File "build/bdist.macosx-10.12-intel/egg/oauth2client/client.py", line 744, in _refresh
  File "build/bdist.macosx-10.12-intel/egg/oauth2client/client.py", line 775, in _do_refresh_request
  File "build/bdist.macosx-10.12-intel/egg/oauth2client/transport.py", line 282, in request
  File "/Library/Python/2.7/site-packages/httplib2-0.9.2-py2.7.egg/httplib2/__init__.py", line 1609, in request
    (response, content) = self._request(conn, authority, uri, request_uri, method, body, headers, redirections, cachekey)
  File "/Library/Python/2.7/site-packages/httplib2-0.9.2-py2.7.egg/httplib2/__init__.py", line 1351, in _request
    (response, content) = self._conn_request(conn, request_uri, method, body, headers)
  File "/Library/Python/2.7/site-packages/httplib2-0.9.2-py2.7.egg/httplib2/__init__.py", line 1272, in _conn_request
    conn.connect()
  File "/Library/Python/2.7/site-packages/httplib2-0.9.2-py2.7.egg/httplib2/__init__.py", line 1036, in connect
    self.disable_ssl_certificate_validation, self.ca_certs)
  File "/Library/Python/2.7/site-packages/httplib2-0.9.2-py2.7.egg/httplib2/__init__.py", line 80, in _ssl_wrap_socket
    cert_reqs=cert_reqs, ca_certs=ca_certs)
  File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/ssl.py", line 911, in wrap_socket
    ciphers=ciphers)
  File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/ssl.py", line 520, in __init__
    self._context.load_verify_locations(ca_certs)
IOError: [Errno 13] Permission denied

源代码：

"""Hello Analytics Reporting API V4."""

import argparse

from apiclient.discovery import build
from oauth2client.service_account import ServiceAccountCredentials

import httplib2
from oauth2client import client
from oauth2client import file
from oauth2client import tools


SCOPES = ['https://www.googleapis.com/auth/analytics.readonly']
DISCOVERY_URI = ('https://analyticsreporting.googleapis.com/$discovery/rest')
KEY_FILE_LOCATION = '/Users/mac/Documents/python-f/MyProject-a7c00ebc9685.p12'
SERVICE_ACCOUNT_EMAIL = 'data-510@prime-imagery-150409.iam.gserviceaccount.com'
VIEW_ID = '120100451'


def initialize_analyticsreporting():
  """Initializes an analyticsreporting service object.

  Returns:
    analytics an authorized analyticsreporting service object.
  """

  credentials = ServiceAccountCredentials.from_p12_keyfile(
    SERVICE_ACCOUNT_EMAIL, KEY_FILE_LOCATION, scopes=SCOPES)

  http = credentials.authorize(httplib2.Http())

  # Build the service object.
  analytics = build('analytics', 'v4', http=http, discoveryServiceUrl=DISCOVERY_URI)

  return analytics


def get_report(analytics):
  # Use the Analytics Service Object to query the Analytics Reporting API V4.
  return analytics.reports().batchGet(
      body={
        'reportRequests': [
        {
          'viewId': VIEW_ID,
          'dateRanges': [{'startDate': '7daysAgo', 'endDate': 'today'}],
          'metrics': [{'expression': 'ga:sessions'}]
        }]
      }
  ).execute()


def print_response(response):
  """Parses and prints the Analytics Reporting API V4 response"""

  for report in response.get('reports', []):
    columnHeader = report.get('columnHeader', {})
    dimensionHeaders = columnHeader.get('dimensions', [])
    metricHeaders = columnHeader.get('metricHeader', {}).get('metricHeaderEntries', [])
    rows = report.get('data', {}).get('rows', [])

    for row in rows:
      dimensions = row.get('dimensions', [])
      dateRangeValues = row.get('metrics', [])

      for header, dimension in zip(dimensionHeaders, dimensions):
        print header + ': ' + dimension

      for i, values in enumerate(dateRangeValues):
        print 'Date range (' + str(i) + ')'
        for metricHeader, value in zip(metricHeaders, values.get('values')):
          print metricHeader.get('name') + ': ' + value


def main():

  analytics = initialize_analyticsreporting()
  response = get_report(analytics)
  print_response(response)

if __name__ == '__main__':
  main()

Answer 1

您正在使用服务帐户。您是否授予服务帐号访问您的 Google Analytics（分析）帐号的权限？

转到管理员下的谷歌分析网站，将帐户级别的服务帐户电子邮件地址添加到您希望为其请求数据的帐户。

想法二：

IOError: [Errno 13] Permission denied 检查您是否拥有 p12 文件的权限。