Google Cloud Function - AttributeError:“模块”对象没有属性“DEFAULT_MAX_REDIRECTS”

2024-04-13

我正在使用 Appengine cron 作业来安排云功能,当我部署并尝试运行作业时,出现以下错误。知道这里可能出了什么问题吗?按照[此处][1]的步骤进行操作

(/base/alloc/tmpfs/dynamic_runtimes/python27/a7637d5531ec9deb_unzipped/python27_lib/versions/1/google/appengine/runtime/wsgi.py:263)
Traceback (most recent call last):
  File "/base/alloc/tmpfs/dynamic_runtimes/python27/a7637d5531ec9deb_unzipped/python27_lib/versions/1/google/appengine/runtime/wsgi.py", line 240, in Handle
    handler = _config_handle.add_wsgi_middleware(self._LoadHandler())
  File "/base/alloc/tmpfs/dynamic_runtimes/python27/a7637d5531ec9deb_unzipped/python27_lib/versions/1/google/appengine/runtime/wsgi.py", line 299, in _LoadHandler
    handler, path, err = LoadObject(self._handler)
  File "/base/alloc/tmpfs/dynamic_runtimes/python27/a7637d5531ec9deb_unzipped/python27_lib/versions/1/google/appengine/runtime/wsgi.py", line 85, in LoadObject
    obj = __import__(path[0])
  File "/base/data/home/apps/s~zion-hymns/20180222t221057.407849847593018575/main.py", line 18, in <module>
    import pubsub_utils
  File "/base/data/home/apps/s~zion-hymns/20180222t221057.407849847593018575/pubsub_utils.py", line 24, in <module>
    import oauth2client.contrib.appengine as gae_oauth2client
  File "./lib/oauth2client/contrib/appengine.py", line 36, in <module>
    from oauth2client import client
  File "./lib/oauth2client/client.py", line 39, in <module>
    from oauth2client import transport
  File "./lib/oauth2client/transport.py", line 255, in <module>
    redirections=httplib2.DEFAULT_MAX_REDIRECTS,
AttributeError: 'module' object has no attribute 'DEFAULT_MAX_REDIRECTS'


  [1]: https://firebase.googleblog.com/2017/03/how-to-schedule-cron-jobs-with-cloud.html?utm_campaign=culture_education_functions_en_06-29-17&utm_source=Firebase&utm_medium=yt-desc

看来我发现了问题。您的 Python 版本pip正在使用?就我而言是3.6尽管 Python 本身是 2.7

所以问题是pip下载了一个Python 3.6语法版本httplib2,它被上传到使用 Python 2.7 的 Google App Engine。它试图加载模块并惨败。

尝试这个 :

  1. 使用以下命令检查您的 pip 版本:

pip -V

如果您看到类似 pip 9.0.1 的内容/bla/bla/lib/python3.6/site-packages (python 3.6)然后继续

  1. Install pip对于python 2.7(应该在Python2.7安装包的bin文件夹下)

  2. 删除旧的lib您项目中的文件夹

  3. Run pip install -t lib -r requirements.txt(确保这个点是正确的2.7版本)

  4. Deploy

通过这样做,您正在使用正确版本的库并且它应该可以工作。

希望它会有所帮助。

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